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1. 4 3 Warnings Definition Source Description Low Oil Press Switch Digital Input These warnings are set depending on the digital input settings The High Eng Temp Switch Digital Input related program parameters are P_700 to P_7B6 Emergency Stop Digital Input Low Coolant Level Digital Input Alternator High Temp Digital Input High Oil Temp Digital Input Overload Digital Input Low Fuel Level Digital Input Battery Charger Fail Digital Input Bat Charger load Fail Digital Input Motion Detector Alarm Digital Input Earthquake Alarm Digital Input Spare Alarm 4 Digital Input Spare Alarm 3 Digital Input Spare Alarm 2 Digital Input Spare Alarm 1 Digital Input Inadequate Start up Internal Set if the multi system total power capability less than start up power Power P_A01 when multi system on load Gen Under Frequency Phase U Set if the genset frequency goes under the Low Frequency Warning P_611 limit for Frequency Timer P_615 period Gen Over Frequency Phase U Set if the genset frequency goes over the High Frequency Warning P_613 limit for Frequency Timer P_615 period High Battery Voltage Internal Set if the battery voltage goes over the High Battery Voltage Warning P_619 limit Low Fuel Level Analog Set if the fuel level measured from analog input goes under the Low Input Fuel Level Warning P_537 limit High Oil Temp
2. 35 DKG 707 User Manual V 01 29 07 10 2011 6 5 Equal Aging Priority Run The Equal Aging feature helps the gensets to arrive to the Service Request at the same time helping to reduce service costs The DKG 707 offers also a priority run system which defines the gensets to run first in case of a Remote Start request The equal aging consists on selecting the gensets with the same priority level same operating mode and same genset contactor status following the engine hours to service parameter Thus combined with the Equal Aging the priority system allows complete control over the parallel genset system The lowest priority level number corresponds to the higher priority When more than one genset has the same priority level the one with the most engine hours to service becomes the highest priority genset Thus it is the first to run and the engine hours to service tend to be equal between them Gensets may be grouped in order to arrive to the service request by groups or some of the gensets may be excluded from the equal aging group by giving them a higher priority lower priority number If all gensets have the same priority level same genset contactor status on load off load and same operating mode auto the complete system will become be an equal aging group 362 DKG 707 User Manual V 01 29 07 10 2011 7 MULTI GENSET INSTALLATION Before running the gensets make sure that the panel cabling is correct
3. 16 GENSET NEUTRAL Input 0 300V AC Neutral terminal for the genset phases 17 GENSET L3 Genset phase inputs Connect the genset phases to these inputs 18 GENSET L2 0 300V AC The genset phase voltages upper and lower 19 GENSET L1 limits are programmable 20 BUSBAR NEUTRAL Input 0 300V AC Neutral terminal for the busbar phases 21 BUSBAR L3 Busbar phase inputs Connect the busbar phases to these inputs 22 BUSBAR L2 0 300V AC The busbar voltages upper and lower limits are 23 BUSBAR L1 programmable DKG 707 User Manual V 01 29 07 10 2011 Term Function Technical data Description DATA LINK GROUND 0 VDC Connect this terminal to the Data Link Ground terminal of the next DKG 707 unit All DKG 707 units are connected in parallel to the same data link cable 25 DATA LINK_L Data Link L connection Connect this terminal to the Data Link L terminal of the next DKG 707 unit All DKG 707 units are connected in parallel to the same data link cable 26 DATA LINK H Data Link H connection Connect this terminal to the Data Link H terminal of the next DKG 707 unit All DKG 707 units are connected in parallel to the same data link cable 27 DATA LINK TERMINATION RESISTOR 120 ohm resistor This terminal is used to enable the 120 ohms termination resistor of the Data Link The Data Link should be terminated at 2 ends only Thus the termination resistor will be enabled in only
4. 74 DKG 707 User Manual V 01 29 07 10 2011 No FUNCTION No FUNCTION 000 Preheat Output 064 Load Dump Digital Input_8 001 Start Output 065 Load Dump Digital Input_9 002 Stop Output 066 Load Dump Digital Input_10 003 Genset Contactor Output 067 Load Dump Digital Input_11 004 Alarm Output timed 068 Reserved 005 Fuel Output 069 Reserved 006 Ready Contactor Output 070 Reserved 007 Idle Speed Output 071 Reserved 008 Load Shedding Output 072 Load Dump Address Conflict 009 Alarm Output without timeout 073 Load Dump Invalid Address Number 010 Load Contactor 074 Load Dump High Earth Current 011 Automatic Ready Output 075 Load Dump Data Link Error 012 Choke Output 076 Load Dump Busbar Phase Seq Fail 013 Exerciser on 077 Load Dump Gen Reverse Power 014 Gas engine gas solenoid Output 078 Load Dump Gen Excess Power 015 Fuel Pump Output 079 Load Dump Alt Overcurrent 016 Shutdown Digital Input_0 080
5. Load Dump Gen Cont Closing Err 017 Shutdown Digital Input_1 081 Load Dump Gen Cont Opening Err 018 Shutdown Digital Input_2 082 Load Dump Synchronization Fail 019 Shutdown Digital Input_3 083 Load Dump Undefined Loaddump_35 020 Shutdown Digital Input_4 084 Load Dump Undefined Loaddump_36 021 Shutdown Digital Input_5 085 Load Dump Undefined Loaddump_37 022 Shutdown Digital Input_6 086 Load Dump Wrong GC ON Request 023 Shutdown Digital Input_7 087 Load Dump No Busbar For Synch 024 Shutdown Digital Input_8 088 Load Dump Undefined Loaddump_40 025 Shutdown Digital Input_9 089 Load Dump Undefined Loaddump_41 026 Shutdown Digital Input_10 090 Load Dump Undefined Loaddump_42 027 Shutdown Digital Input_11 091 Load Dump Undefined Loaddump_43 028 Reserved 092 Load Dump Undefined Loaddump_44 029 Reserved 093 Load Dump Undefined Loaddump_45 030 Reserved 094 Load Dump Busbar Out Of Limits 031 Reserved 095 Load Dump Dead Busbar 032 Shutdown Undefined Alarm_00 096 Warning Digital Input_0 033 Shutdown Gen Under Frequency 097 Warning Digital Input_1 034 Shutdown Gen Over Frequency 098 Warning Digital Input_2 035 Shutdown High Battery Voltage 099 Warning Digital Input_3 036 Shutdown Low Fuel Level Measured 100 Warning Digital Input_4 037 Shutdown High Oil Temp Measured 101 Warning Digital Input_5 038 Shutdown High Coolant Temp Meas
6. When the remote start input is active the following sequence will be observed After the remote start signal is recognized the start delay timer P_503 is initiated After this delay gensets are to be started The master computes the necessary number of gensets to run in order to supply the Multi Genset Startup Power P_A01 The highest priority slave is selected first If two slaves have the same priority level then the genset with the most engine hours to service is selected The master sends engine start commands to selected slaves as well as to itself Each unit to start energizes the fuel solenoid and the preheat timer P_504 is initiated After the preheat delay the engine is cranked for the programmed number of crank attempts P_507 If the engine fails to start during this cranking attempt then starter motor is disengaged for the programmed timeout P_506 If the number of start attempts exceeds the programmed value then the start sequence will be terminated and Fail to Start alarm will be set When the engine runs the crank relay will be immediately disengaged The engine will run without load during engine heating period The engine heating period may be based to a timer or until reaching a programmed coolant temperature or to a combination of these two P_528 P_529 P_530 When the engine heating timer is expired and alternator phase voltages and frequency are within limits the genset is ready to feed the busbar The ma
7. thus it can adapt to any kind of resistive sender 12 DKG 707 User Manual V 01 29 07 10 2011 3 DISPLAY 3 1 Led Displays The DKG 707 has 20 leds divided in 4 groups Group_1 Operating mode This group indicates the genset function Group_2 Mimic diagram This group indicates the current status of the busbar and genset voltages genset contactor status and engine run stop status Group_3 Warnings and alarms This group indicates the existence of abnormal conditions encountered during operation Group 4 User programmable LED indicators DKG 707 DATAKOM Engine Heating GROUPS Busbar Ready O55 AUTO MAN ALARM uN wenn Y MEA REQUEST Ho 2 k 13 DKG 707 User Manual V 01 29 07 10 2011 Function Color Description BUSBAR ON Yellow The LED will turn on when all 3 busbar phase voltages and the busbar frequency are within the limits BUSBAR OFF Red The LED will turn on when at least one of the busbar phase voltages or the busbar frequency are outside limits GENSET ON LOAD Yellow It turns on when the genset contactor is activated GENSET ON Yellow The LED will turn on when all 3 genset phase voltages are within the programmed limits GENSET OFF Red The LED will turn on when at least one of the genset phase voltages or the genset frequency are outside limits GENSET MANUAL RUN Yellow It turns on when manual start
8. 102 Warning Digital Input_6 039 Shutdown Low Oil Pressure Mea 103 Warning Digital Input_7 040 Shutdown Fail To Stop 104 Warning Digital Input_8 041 Shutdown Fail To Start 105 Warning Digital Input_9 042 Shutdown Genset Low Voltage 106 Warning Digital Input_10 043 Shutdown Genset High Voltage 107 Warning Digital Input_11 044 Shutdown Undefined Alarm 12 108 Reserved 045 Shutdown Gen phase sea fail 109 Reserved 046 Shutdown Low Engine Speed 110 Reserved 047 Shutdown High Engine Speed 111 Reserved 048 Shutdown Undefined Alarm 16 112 Warning Inadequate Startup Power 049 Shutdown Undefined Alarm 17 113 Warning Gen Under Frequency 050 Shutdown Undefined Alarm 18 114 Warning Gen Over Frequency 051 Shutdown J1939 ECU Alarm 115 Warning High Battery Voltage 052 Shutdown Undefined Alarm 20 116 Warning Low Fuel Level 053 Shutdown Undefined Alarm 21 117 Warning High Oil Temp Mea 054 Shutdown Undefined Alarm 22 118 Warning High Temp Measured 055 Shutdown Undefined Alarm 23 119 Warning Low Oil Pressure Mea 056 Load Dump Digital Input_0 120 Warning Unbalanced Current 057 Load Dump Digital Input_1 121 Warning Unbalanced Voltage 058 Load Dump Digital Input_2 122 Warning Charge Failure 059 Load Dump Digital Input_3 123 Warning Low Battery Voltage 060 Load Dump Digital Input_4 124 Warning AVR Control Fail 061 Load D
9. then the master unit will assume that this slave is not available The meaning of the leftmost below status screen is There are 3 available gensets on the Data Link network The run stop priority of the current device is 1 because the reverse colored box displays 1 As all genset icons are steady on there are 3 gensets running in parallel If a genset is to be stopped it will be the genset with priority 3 The meaning of the rightmost below status screen is There are 3 available gensets on the Data Link network The run stop priority of the current device is 1 because the reverse colored box displays 1 Only the first genset is feeding the busbar If a genset is to be started it will be the genset with priority 2 16 DKG 707 User Manual V 01 29 07 10 2011 Group Screen Description Contents 1 1 Busbar parameters Genset and genset contactor statuses device priority levels Total genset power percent on busbar graphics Busbar Voltages L1 L2 L3 L12 L23 L31 Busbar Frequency Basic genset parameters Genset and genset contactor statuses device priority levels Genset percent load graphics Genset Voltages L1 L2 L3 Genset Currents L1 L2 L3 Genset Frequency Basic genset parameters Genset and genset contactor statuses device priority levels Genset percent load graphics Genset Voltages L12 L23 L31 Genset Busbar voltage difference Genset Frequency Genset
10. 1 4 BUTTON DESCRIPTION V 01 29 07 10 2011 Button Icon Function Description PROGRAM MODE SELECTION Used to enter exit the program mode vo O TEST TEST MODE SELECTION Used to select TEST mode O OFF MODE SELECTION Used to select OFF mode D AUTO MODE SELECTION Used to select AUTO mode MANUAL MODE SELECTION Used to select MANUAL mode MENU LEFT ARROW In normal operation it is used to switch the display to the previous group and enter event logging display To enter or exit the event logging display hold pressed this button In programming mode it saves the modified program parameter if any modification is made If the program parameter is not modified then it will switch to the previous program parameter in the same group Holding the button pressed for 1 second causes the display to switch to the previous program parameter group x y NS MENU RIGHT ARROW In normal operation it is used to switch the display to the next group and enter event logging display To enter or exit the event logging display hold pressed this button In programming mode it saves the modified program parameter if any modification is made If the program parameter is not modified then it will switch to the next program parameter in the same group Holding the button pressed for 1 second causes the display to switch to the next program parameter group DKG 707 User Manual V 01
11. 6 608 Busbar High Limit 270 V 100 300 If one of the busbar phases goes over X Xx X this limit it means that the busbar pe P 602 P_602 voltage is not valid 6 609 Gen Low Limit 170 V 50 240 Ifa genset phase voltage goes under X X X this limit when feeding the load this will P_602 P_602 602 generate a Genset Low Voltage Alarm and the engine will stop 6 610 Gen High Limit 270 V 100 300 Ifa genset phase voltage goes over X X X this limit when feeding the load this will P_602 P 602 P_602 generate a Genset High Voltage Alarm and the engine will stop 6 611 Low Freq Warning 45 Hz 10 60 If the genset frequency goes under this limit for Frequency Timer P_615 period this will generate a Genset Under Frequency Warning 69 DKG 707 User Manual V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max Description 6 612 Low Freq 40 Hz 10 60 If the genset frequency goes under this Shutdown limit for Frequency Timer P_615 period this will generate a Genset Under Frequency Alarm and the engine will stop 6 613 High Freq Warning 54 Hz 40 150 If the genset frequency goes over this limit for Frequency Timer P_615 period this will generate a Genset Over Frequency Warning 6 614 High Freq 57 Hz 40 150 If the genset frequency goes over this Shutdown limit for Frequency Timer P_615 period this wil
12. 7 7x3 Digital input x sampling 1 0 Always active The signal is continuously type checked 1 Active on engine running The signal may generate an alarm only when the engine is running and after the protection delay 8 seconds 7 7x4 Digital input x latching 1 10 Non latching The alarm turns off when the alarm signal is removed 1 Latching The alarm will persist even if the alarm signal is removed The alarm must be reset manually 7 7x5 Digital input x contact type 1 10 Normally open Open in normal operation closed on fault 1 Normally closed Closed in normal operation open on fault 7 7x6 Digital input x switch 1 O Battery switching The signal source polarity pulls to battery negative ground 1 Battery switching The signal source pulls to battery positive 72 DKG 707 User Manual Input function list V 01 29 07 10 2011 Group Parameter Value Function Definition 7 7x0 0 Low Oil Pressure Switch 1 High Engine Temperature Switch 2 Emergency Stop 3 Low Coolant Level 4 Alternator High Temperature 5 High Oil Temperature 6 Overload 7 Low Fuel Level 8 Battery Charger Fail 9 Load Connected Battery Charger Fail 10 Intrusion Detector Alarm 11 Earthquake Alarm 12 Spare Alarm 4 13 Spare Alarm 3 14 Spare Alarm 2 15 Spare Alarm 1 16 Function 16 17 Genset Contactor Feedback
13. INFORMATION Genset and contactor statuses device priority levels Genset phase voltages L1 L2 L3 L12 L23 L31 Genset phase currents L1 L2 L3 Genset Active Power kW Genset apparent power kVA Genset Reactive Power kVAr Genset power factor Genset frequency Date time engine hours Service display Date Time Engine Hours Run Time to Service Engine Hours to Service 10 Total power counters Statistical counters Total Genset Active Power KW h Total Genset Apparent Power KVA h Total Genset Reactive Power KVAr h Total Engine Cranks Total Genset Runs Total Genset on Load 18 DKG 707 User Manual V 01 29 07 10 2011 Group Screen Description Contents 2 11 CANBUS measurements 1 Percent Torque Fuel Rate Percent Load Average Fuel Economy Instant Fuel Economy Total Engine Hours 2 12 CANBUS measurements 2 Air Pressure Intake Man1 Temperature Ambient Air Temp Exhaust Gas Temperature Air Inlet Temp Fuel Temperature 2 13 CANBUS measurements 3 Boost Pressure Coolant Level Air Filter Different Oil Level Crank Case Pressure Coolant Pressure 2 14 Factory Test Screen Gen Frequency Busbar Frequency Engine RPM Charge Battery Voltage PGM Lock Analog senders Earth Fault Current Sender Ground Digital Inputs Group 2 sample screen 19 DKG 707 User Manual V 01 29 07 10 2011 Group Screen Description
14. and MENU pushbuttons Also the GOV control output voltage can be increased or decreased by pressing Lamp Test Arrow Up and Alarm Mute Arrow Down pushbuttons This screen is only displayed when device run in manual mode 21 DKG 707 User Manual V 01 29 07 10 2011 3 3 Service Request Display This led is designed to help the periodic maintenance of the genset to be made consistently The periodic maintenance is basically carried out after a given engine hours for example 200 hours but even if this amount of engine hours is not fulfilled it is performed after a given time limit for example 1 year The SERVICE REQUEST led has no effect on the genset operation However a warning may be generated depending on the program parameter P_517 The DKG 707 has both programmable engine hours and maintenance time limit The engine hours are programmable between 0 and 2500 hours with 10 hour steps P_545 the time limit is programmable between 0 and 2500 days with 10 day steps P_546 If any of the programmed values is zero this means that the parameter will not be taken into account For example a maintenance period of 0 days indicates that the DKG 707 will request maintenance only based on engine hours without time limit If the engine hours are also selected as 0 hours this will mean that the SERVICE REQUEST display will be inoperative The remaining engine hours and the remaining time limit are kept stored in a non
15. automatically performed in Auto mode This mode is activated by pressing the MANUAL pushbutton When the MANUAL mode is selected the yellow led on the MAN pushbutton will turn on If the RUN I button is pressed then the unit will initiate an engine start sequence In addition If external command mode is selected and external run input is active the unit will go to manual mode and the engine run sequence will start There is no start delay in this operation mode The genset will run off load except below circumstances e Genset contactor closing requested by master e CLOSE I pushbutton pressed e External GCB ON input applied by extra hardware PLC etc If the genset voltages and frequency are not within limits then the CLOSE I pushbutton will have no effect Otherwise CLOSE I pushbutton will have below effects 1 If the unit detects dead bus and no genset contactor is closed then it will immediately close the genset contactor to the busbar 2 If the controller detects valid voltage and frequency on the busbar or a closed genset contactor on another genset Then it will start synchronizing after which it will close genset contactor 3 If there is another genset on the busbar then the load sharing operation will be initiated If the OPEN O pushbutton is pressed then the genset contactor will open immediately If the STOP O pushbutton is pressed the genset contactor will open if closed then a stop sequence will be initiated Th
16. busbar 10 A18 Max Voltage Difference P_602 20 P_602 This is the maximum difference between the busbar phase R and the genset phase U voltages to close the genset contactor Note that the DKG 707 adjusts the AVR output to bring the genset to the same voltage with the busbar 10 A19 Max Phase Difference Deg 20 This is the maximum phase difference between the busbar phase R and the genset phase U to close the genset contactor Note that the DKG 707 adjusts the GOV output to bring the genset to the same phase with the busbar 10 A20 Phase Lock Gain 255 This parameter defines the reaction speed of the governor output to phase differences between genset and busbar phases during synchronization The standard value for this parameter is 10 But it must be readjusted for the engine during manufacturing If this parameter is too high a phase oscillation may occur If it is too low the phase locking will be slower 10 A21 Phase Lock I P Gain 12 This parameter defines the ratio of the integral gain to the proportional gain used to lock genset frequency to the bus bar frequency The standard value for this parameter is 6 But it must be readjusted for the engine during manufacturing 10 A22 AVR Gain 64 255 This parameter defines the reaction speed of the AVR output to voltage differences between genset and busbar phases during sync
17. buttons Genset alarms loaddumps and warnings displayed in genset status window System mimic diagram indicating genset and contactor statuses Busbar frequency voltages pf active reactive and apparent power For the selected genset ph N and ph ph voltages phase currents frequency pf active reactive and apparent power power statistical counters rpm analog sender readings engine run statistics and engine hours to maintenance NOOO RON gt The genset selection is made by bringing the mouse on the related genset alarm window Thus an additional information window opens as shown in the below picture ag Generators Generator 1 Address 1 Priority State 0 Generator 2 Address 2 Priority E State 7 i 28 0 Generator 3 Address 3 34 43 a Priority HE kW Busbar Freq a ee o S BusL1 BusL2 PH N Voltages Statistics Generator L1 Papp E van BusL3 PACT Total Papp ME Total Pact A Total Prea Speed System PF Batey M v Temp ia e Oil Temp IE c ou Press E bor Foot INT gt Tti Cranks a Tu Runs Tota On cna PINES pour y Time To MES hours E war ens BY hours Bring on mouse over the boxes to see Measurements RAINBOW 707 monitoring screen 59 DKG 707 User Manual V 01 29 07 10 2011 11 PROGRAMMING The programming mode is used to program the timers operational limits and the configuration of the unit The programming mode is protected by a 3 level pass
18. degrees C 1 temperature in degrees F Load Share Screen Selection 5 520 This parameter selects the screen which is displayed during load share operation Details of each screen are explained in chapter 3 2 64 DKG 707 User Manual V 01 29 07 10 2011 Definition Description J1939 Enable 0 J1939 disabled 1 J1939 enabled J1939 Engine Brand 0 Generic 1 CUMMINS CM850 2 DETROIT DIESEL 3 DEUTZ EMRII 4 JOHN DEERE 5 PERKINS 6 VOLVO 7 CATERPILLAR ADEM III 8 SCANIA S6 9 IVECO 523 J1939 Engine Model This parameter defines the engine type between the same brand 0 default value 1 message started engines 2 J1939 FAIL alarm is disabled 524 Oil pressure sender type 15 Oil pressure sender type selection 0 Non standard sender The sender characteristics are defined in table using parameters P_940 to P_955 1 VDO 0 7 bars 10 180 ohms 2 VDO 0 10 bars 10 180 ohms 3 DATCON 0 7 bars 240 33 ohms 4 DATCON 0 10 bars 240 33 ohms 525 Temperature sender type 15 Coolant temperature sender type selection 0 The sender characteristics are defined in table using parameters P_900 to P_915 1 VDO 2 DATCON DAH type 3 DATCON DAL type 526 Fuel level sender type 15 Fuel level sender type selection 0 The sender characteristics are defined in table using parameters P_960 to P_975 1 VDO
19. genset power is less than Startup Power P_A01 J1939 ECU Warning J1939 Set if a fault code is received from the ECU of the engine Mains Unit Comm Lost Serial Comm Set if the communication with DKG 727 is interrupted when P_A47 1 Address Not Claimed Serial comm Set if the Device address claim operation is failed Data Link Comm Lost Serial Comm Set if the Data Link communication is interrupted Service Request Internal lf P_517 1 this warning is set when the service request led turns on 26 DKG 707 User Manual V 01 29 07 10 2011 5 MODES OF OPERATION The modes of operation are selected via push buttons mounted on the front panel Unless device is in manual mode modes can also be selected by external mode selection inputs External inputs will override the front panel selection If none of the external inputs is active the unit resumes to the mode selected by the front panel Following selected mode the DKG 707 will have different behavior 5 1 OFF mode In this mode the engine will be stopped if running and will not respond to run commands The yellow led on the OFF pushbutton will turn on 5 2 AUTO mode It is used to start the genset in response to a remote start signal master device or external start request from master slave device This mode is activated by pressing the AUTO pushbutton or by activating the signal input which is assigned as FORCE AUTO MODE The green led on the pushbutton will turn on
20. important parameters for the current situation If an alarm or warning occurs during operation in other then programming mode the display will automatically switch to ALARM LIST position The MENU or MENU buttons will not function To enable display navigation and mask alarms press ALARM MUTE button first If there is more than one alarm the next alarm is displayed by pressing the MENU button Thus all existing alarms can be scanned After a delay the display will automatically revert to the last screen before alarm 15 DKG 707 User Manual V 01 29 07 10 2011 The DKG 707 displays the status of all available gensets at the right end of the LCD display together with some screens The status display includes device run stop priority levels genset run stop and genset contactor statuses The run stop priority is displayed as a number next to the genset icon for each available genset Own device priority is located into a reverse colored box in order to allow identification If the genset icon is only outlined inside empty this means that the genset is stopped If the genset icon is flashing this means that the genset is running but the genset contactor is open This occurs when the genset is in engine heating or synchronization or cooldown phase If the genset icon is steady on it means that the genset contactor is closed The unit is sharing the load on the busbar lf the Data Link communication with a slave unit is lost
21. is above this level the slave genset will start synchronize and share the load without delay This parameter is defined as a percentage of the Genset Power Rating defined in parameter P_AOO 10 A27 Multi Genset Delayed Stop Power 35 120 If the total active load is below this level during the period defined in P_A26 the slave genset will stop This parameter is defined as a percentage of the Genset Power Rating defined in parameter P_A00 10 A28 Slave Start Stop Delay Sec 240 This is the time delay used for starting and stopping of the slave genset Related starting and stopping power levels are defined in parameters P_A25 and P_A27 10 A29 Startup Power Stop Delay 30 Sec 240 The stopping of a slave genset will not be allowed before the expiration of this delay starting from the occurrence of the READY signal 10 A30 Master Change Delay Hour 48 This parameter defines the minimum time period difference between two master change operations in equal aging 10 A31 Data link Address Device data link address cannot be smaller than this parameter This parameter is used in order to force data link addresses for fault free operation with broken communication wires 80 DKG 707 User Manual V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max Descri
22. key pressed in BUTTON MANUAL mode If the unit is not in MANUAL mode this button has no function GENSET MANUAL STOP Red It turns on when manual stop key pressed in BUTTON MANUAL mode If the unit is not in MANUAL mode this button has no function MAN Yellow It turns on when the related operation mode is selected One of these LEDs is always on and AUTO Green indicates the selected operation mode If the operation of the genset is disabled by the OFF Mene weekly operation schedule then the AUTO led will TEST Yellow flash TEST mode can only be selected when device in master mode ALARM Red It turns on when an engine shutdown or loaddump condition is occurred WARNING Red It turns on when an engine warning condition is occurred SERVICE REQUEST Red Engine periodic maintenance request indicator It turns on when the preset engine hours or time duration after previous service has elapsed SPARE LED 1 Red These leds turn on when the programmed function is SPARE LED 2 Red active The function is selectable from a list of 200 SPARE LED 3 Red entries SPARE LED 4 Red SPARE LED 5 Red 14 DKG 707 User Manual V 01 29 07 10 2011 3 2 Digital Display The graphic LCD is 128x64 pixels wide It shows The software version and release date Device communication parameters The genset status Measured parameters Alarm information Company LOGO Graphical synchronization and load sharing displays Date a
23. o fren P I Ln M Ll j uU sy Ll 45 DKG 707 User Manual V 01 29 07 10 2011 9 3 External control of the priority level The genset run stop priority is usually determined by the program parameter P_A32 This parameter defines the run stop order of the gensets with varying loads Three different input functions are provided in order to change the priority with external signals These functions add respectively 1 2 and 4 to the priority level defined by P_A32 Thus it is possible to give any priority between 0 and 7 to any genset with external signals These inputs allow complete external control of the genset priority level 9 4 Understanding the Datalink address structure The datalink is a serial bus where every unit speaks to each other Thus each unit must have a different identity in order to reject irrelevant data On power up units claim addresses from the others and at the end of this procedure every one has a different address Thus the user does not need to program a different address to each unit Now let s suppose that we cut the datalink cable in two and turn on the power The system will be divided in two In each group every unit will have a different address but the same addresses are found in the other group If we reconnect the cable when units are operative there will be an address conflict because now both groups share the same datalink If we need to resolve this situation a fac
24. of the governor output to phase differences between genset and busbar phases during synchronization The standard value for this parameter is 8 But it must be readjusted for the engine during commissioning If this parameter is too high a phase oscillation may occur If it is too low the phase locking will have a lazy behavior The behavior of the phase matching is monitored on the synchroscope screen during synchronization P_A21 Frequency Lock I P Gain The phase locking mechanism is a PI type feedback loop proportional integral This parameter defines the ratio of the integral gain to the proportional gain The standard value for this parameter is 6 But it must be readjusted for the engine during commissioning 32 DKG 707 User Manual V 01 29 07 10 2011 Voltage Matching While closing the genset contactor the genset output voltage should be equal to the busbar voltage If gensets with different voltages are paralleled circulating currents will flow between them The voltage matching is controlled by the alternators AVR module The DKG 707 compares the busbar phase L1 voltage with the genset phase L1 voltage and adjusts the AVR control outputs terminals 1 2 accordingly The AVR control output is an isolated DC voltage source Usually all brands and types of AVR accept an external adjustment voltage thus the DKG 707 is able to control most of the AVRs found on the market The output voltage swing is adjustable through the AVR GAI
25. other properly and statuses of each unit will be displayed on the screen of each device DATA LINK COMMUNICATION LOST warning is displayed if a device cannot communicate with others Each DKG 707 unit has an internal termination resistor which can be enabled by connecting together terminals 27 and 25 Only two termination resistors at both ends of DATA LINK should be enabled 37 DKG 707 User Manual V 01 29 07 10 2011 7 2 Adjusting the GOV and AVR Control Outputs The GOV output of the unit is a 0 10V DC output with 1 K ohms internal impedance Connect the GOV output terminal_3 to the AUXILIARY input or J input of the electronic governor controller Connect the GOV reference voltage input terminal_4 to the GND terminal or the voltage reference terminal of the speed governor The connection cable should be of coaxial type The AVR control output is an isolated adjustable DC voltage Connect the AVR outputs terminals 1 and 2 to the voltage adjustment inputs of the AVR The connection cable should be of coaxial type Connect the shield ground terminal_5 to the protective shield of the coaxial cables used for AVR and GOV controls This terminal is internally connected to GND DC power supply negative terminal Ground the shield at one end only M Press the MENU button once after each modification in order to store the value 1 Make sure that the Governor Rest Point and Governor Droop parameters P_A06 and P_A07 a
26. speed measured from the magnetic pickup input falls below this limit this will generate a Low rpm Alarm and shutdown the engine immediately 543 High rom Warning 2000 Rpm 6000 If engine speed measured from the magnetic pickup input goes over this limit this will generate a High rpm Warning 544 High rom Shutdown 2100 Rpm 6000 If engine speed measured from the magnetic pickup input goes over this limit this will generate a High rpm Alarm and shutdown the engine immediately 267 DKG 707 User Manual V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max Description 5 545 Maintenance Period Engine Hours 50 Hou 2500 The SERVICE REQUEST led indicator will turn on after this quantity of engine hours from the last service This is useful to prevent the periodic maintenance from being omitted If the period is set to 0 no SERVICE REQUEST will be indicated depending on engine hours however service may still be requested on a time limit basis see also parameter P_546 546 Maintenance Period Days 180 Day 2500 The SERVICE REQUEST led indicator will turn on after this amount of time from the last service This is useful to prevent the periodic maintenance from being omitted If the period is set to 0 no SERVICE REQUEST will be indicated depending time however service may still
27. volatile memory and are not modified by power supply failures The remaining engine hours and time to service may be checked on the LCD display group_2 screen_9 When the engine hours OR the time limit is over the SERVICE REQUEST led red will start to flash To turn off the led select programming mode enter factory password and set the P_500 to 1 then check the remaining time and engine hours to service using group_2 screen_9 Please check also the time and engine hours to service parameters P_545 P_546 If the program parameter P_517 is set to 1 then a warning will be generated when the service request occurs 22 DKG 707 User Manual V 01 29 07 10 2011 4 ALARMS Alarms indicate an abnormal situation in the generating set The alarms are divided into 3 priority level 1 SHUTDOWN ALARMS These are the most important alarm conditions and cause The genset contactor to be released immediately The engine to be stopped immediately The alarm relay output to operate The ALARM led to turn on The LCD display to switch to alarm display mode except when programming 2 LOAD DUMP ALARMS These conditions cause The genset contactor to be released immediately The engine to be stopped after the Cooldown cycle The alarm relay output to operate The ALARM led to turn on The LCD display to switch to alarm display mode except when programming 3 WARNINGS These conditions cause The alarm rela
28. 0 180 ohms 2 VDO 0 300 ohms 527 Oil temperature sender type 15 Oil temperature sender type selection 0 The sender characteristics are defined in table using parameters P_920 to P_935 1 VDO 2 DATCON DAH type 3 DATCON DAL type 65 DKG 707 User Manual V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max Description 5 528 Engine Heating Type This parameter defines the engine heating method The genset will not be put under load before engine heating is completed 0 engine is heated during the period defined by the Engine Heating Timer P_529 1 engine is heated until the coolant temperature reaches the temperature defined by Engine Heating Temperature P_530 2 engine is heated until the coolant temperature reaches the temperature defined by Engine Heating Temperature P_530 and at least during the period defined by the Engine Heating Timer P_529 5 529 Engine Heating Timer Sec 240 This is the period used for engine heating following the program parameter P_528 5 530 Engine Heating Temperature 50 C 80 This is the temperature which is used for engine heating following the program parameter P_528 5 531 Low Oil Pressure Warning Bar 4 0 If the oil pressure measured from the analog input falls below this limit while the engine is running this will generate a Lo
29. 2 DKG 707 units In order to enable the termination resistor this terminal should be connected to the terminal 25 28 SHIELD GROUND 0 VDC This terminal is to be connected to the protective shield of the coaxial cable used for the J1939 CANBUS and the DATA LINK The terminal is internally connected to GND DC power supply negative terminal WARNING Ground the shield at one end only 29 J1939 L CANBUS L connection Connect this terminal to the CAN L of the ECU unit If a termination resistor is not provided within the ECU then a 120 ohms resistor should be connected between J1939 H and J1939 L terminals of the ECU 30 J1939 H CANBUS H connection Connect this terminal to the CAN H of the ECU unit If a termination resistor is not provided within the ECU then a 120 ohms resistor should be connected between J1939 H and J1939 L terminals of the ECU 31 J1939 TERMINATION RESISTOR 120 ohm resistor This terminal is used to enable 120 ohm termination resistor of the J1939 link Connect this terminal to the terminal 29 for enabling 32 BATTERY POSITIVE 12 or 24 VDC The positive terminal of the DC Supply shall be connected to this terminal The unit operates on both 12V and 24V battery systems 10 DKG 707 User Manual V 01 29 07 10 2011 Term Function Technical data Description 33 DIGITAL OUT 6 Negative pullin
30. 29 07 10 2011 Button Icon Function Description ALARM MUTE DOWN ARROW In normal operation it is used to mask alarms if exist and switch the LCD screen to the next screen in the same group In event logging display it is used to switch to the next event logging In program mode it is used to decrease the parameter value LAMP TEST UP ARROW In normal operation it turns on all leds of the unit resets the LCD and switches the LCD screen to the previous screen in the same group In event logging display it is used to switch to the previous event logging In program mode it is used to increase the parameter value CLOSE GENSET CONTACTOR Used to close the genset contactor in manual mode OPEN GENSET CONTACTOR Used to open the genset contactor in manual mode GENSET MANUAL RUN Used to run the genset manually in manual mode GENSET MANUAL STOP Used to stop the genset manually in manual mode DKG 707 User Manual 2 INPUTS AND OUTPUTS EXTENSION CONNECTOR OPTIONAL This connector is intended for optional relay extension modules V 01 29 07 10 2011 Each relay extension module provides 8 programmable outputs A maximum of 2 relay extension modules can be connected to the unit increasing the total capacity to 24 outputs Term Function Technical data Description 1 AVR GROUND Is
31. 7 busbar voltage connections 8 Check the real phase rotation direction on the busbar using the Phase Rotation Check instrument If the phase rotation direction is reverse check power connections and DKG 707 busbar voltage connections 9 Press OPEN O pushbutton then sTOP 0 pushbutton Wait until the engine stops 10 Repeat same steps for each genset individually 39 DKG 707 User Manual V 01 29 07 10 2011 7 4 Synchronizing Gensets Connect the datalink communication for all devices Check that no DATALINK COMMUNICATION LOST fault appears and the status of each device connected to the datalink bus is displayed correctly on each unit s screen 1 Disconnect all slave unit s genset contactor outputs in order to prevent an eventual phase to phase short circuit Only master unit s genset contactor must be closed to the bus 2 Switch the master unit to MANUAL mode Then run the master genset manually using the RUN I button and press the CLOSE I button on the front panel The master genset will close the genset contactor to the busbar Thus the busbar will be energized and busbar on leds will be illuminated on each unit A special screen is designed for the manual control of governor and AVR outputs in MANUAL mode of operation 3 Select a slave genset Adjust parameter P_A16 120 and P_A19 0 This will allow a synchronization fail timeout of 120 seconds and prevent closing the genset contactor 4 Run this genset
32. CN Te 5 E f N AA Japuas dwa gt ES y 4 N 5 2 asny t 300 m Y apow OLN Y avoy a N y N 9 s i kx asny he 2PON 1831 3904 _ N S Pow 440 8103 gt cc O a TIA o c O Yes ajouey 1 2 e 52 M S zenen Apoud e sg S3 8 a Bf p Jono Aol A T IF A D qe 1 a 30 9 o ener qwue o09 moT p m E Lo o dojs fcusbjaw3 A U m Bree S Somer m t peoy 4 O No ainssaig O mo 1 oO ES f N Ya Mr j eb 4 _ a 99 I 10 eua y aBleyo e JH S a oF oa 2 Oo a 36 gt ae T E 19 38 asny a 2 asny B 40 ALTERNATOR 15141312 1110 9 8 16 17 37 Optional Output Expansion Starter Motor 32 Battery Negative must be grounded Un eg asn4 4 42 600 APZIZL AMALLWE 1 NO Na Z 4 Bat 4 C e ul DATAKOM Electronics Ltd Tel 90 216 466 84 60 Fax 90 216 364 65 65 e mail datakom datakom com tr http www datakom com tr 90
33. Contents 3 1 512 A Event Logging Page 1 This group displays last 512 recorded events A page Date And Time Event type Device Operating State Device Mode 1 512 B Event Logging Page 2 This group displays last 512 recorded events B page Busbar L1 L2 L3 Gen L1 L2 L3 Gen A1 A2 A3 Genset Active Power kW Genset power factor Genset frequency Busbar frequency Digital Inputs Left most valuable 1 512 C Event Logging Page 3 This group displays last 512 recorded events C page Battery Voltage Engine RPM Coolant Temperature Oil Pressure Oil Temperature Fuel Level Ambient Air Temp Air Filter Different Boost Pressure 20 DKG 707 User Manual V 01 29 07 10 2011 Governor and AVR Adjust Screen A special screen is designed for the manual control of governor and AVR outputs in MANUAL mode of operation When the genset is running in manual mode if MENU and MENU keys are long pressed at the same time this screen will be displayed If any error occurs or another operation mode auto or off mode etc is selected then the unit will revert to the last displayed screen If MENU and MENU keys are long pressed again at the same time this display will cancelled Governor amp Avr Screen Gov 0 128 Avr gt YT i J128 90 01z 220 wc When this screen is displayed the AVR control output voltage can be increased or decreased by pressing MENU
34. DKG 707 User Manual Q DATAKOM V 01 29 07 10 2011 DKG 707 MULTI GENSET PARALLELLING UNIT WITH 31939 INTERFACE DKG 707 DATAKOM WAN WARNING Y SERVICE REQUEST x BUSBAR STANDARD FEATURES Automatic and manual start Multi genset synchronization up to 8 gensets Multi genset load sharing up to 8 gensets Both active and reactive load sharing J1939 electronic engine monitoring and control Various engine brands and models available Gas engine support True RMS measurements Complete genset power measurements Busbar voltages and frequency measurements Dead bus sensing Synchroscope Built in Governor control with external reference Fully isolated built in AVR control Speed and Voltage UP DOWN relay outputs Fully isolated data link communication port Magnetic pick up input Load dependent automatic Start Stop Load dependent quick and delayed start Soft loading and unloading of gensets Equal aging of gensets Voltage transformer ratio for MV applications Engine Idle speed control Load shedding load adding Periodic maintenance request indicator Battery backed up real time clock Built in daily weekly monthly exerciser Event logging with time stamp and genset status Statistical counters Weekly operation schedule programs Field adjustable parameters Password protected front panel programming Upgrade software downloadable from PC optional USB adapter needed Free MS Windows Remote monitoring S
35. Description 5 538 Low Fuel Level Shutdown 10 50 If the fuel level measured from the analog input falls below this limit this will generate a Low Fuel Level Alarm and shut down the engine immediately 539 Crank Teeth Count Multiplier Coefficient 30 250 P_540 0 This is the number of pulses received from the magnetic pickup input for one turn of engine crank This parameter is used for the calculation of the engine rpm If this parameter is set to 0 then the magnetic pickup input is not used P_540 1 This is the multiplier coefficient of the alternator when the engine RPM is computed from the genset frequency 540 RPM from Genset Frequency Following the value of this parameter the RPM display will use either the magnetic pickup input or the genset frequency for engine RPM calculation 0 The magnetic pickup inputs are used for RPM calculation The magnetic pickup frequency will be divided by P_539 Crank Teeth Count 1 The genset frequency is used for engine RPM calculation The genset frequency will be multiplied by P_539 Crank Teeth Count Multiplier Coefficient Thus for 1500 rpm gensets P_539 30 For 3000 rpm gensets P_539 60 541 Low rpm Warning 750 Rpm 6000 If engine speed measured from the magnetic pickup input falls below this limit this will generate a Low rpm Warning 542 Low rpm Shutdown 450 Rpm 6000 If engine
36. Gensets 7 5 Load Sharing 7 6 Synchronizing to Mains 8 J1939 ENGINE MONITORING AND CONTROL PORT 9 OTHER FEATURES 9 1 Return to factory settings 9 2 Load sharing screen selection 9 3 External control of the priority level 9 4 Understanding the Datalink address structure 9 5 Droop operation 9 6 Engine heating operation 9 7 Engine Idle Speed Operation 9 8 Fuel Pump Control 9 9 Dual Language Support 9 19 9 20 9 21 Gas Engine Control Load Shedding Dummy Load Weekly Operation Schedule Built in Exerciser Sender Type Selection Event Logging Statistical Counters Load Add Load Subtract Speed and Voltage UP DOWN Relay Outputs User Defined Input Strings Output Extension Programmable Logic Functions V 01 29 07 10 2011 DKG 707 User Manual V 01 29 07 10 2011 TABLE OF CONTENTS continued Section 10 REMOTE MONITORING AND PROGRAMMING 11 PROGRAMMING 12 MAINTENANCE 13 TROUBLESHOOTING 14 DECLARATION OF CONFORMITY 15 TECHNICAL SPECIFICATIONS 16 TYPICAL CONNECTION DIAGRAM DKG 707 User Manual V 01 29 07 10 2011 1 INSTALLATION 1 1 Introduction to the Control Panel The DKG 707 is a control and protection unit used in multi genset synchronization systems lt has been designed to allow the user start and stop gensets either manually or automatically 128x64 pixels Graphic LCD display allows the visualization of measured parameters with graphic indicators and bar graphs The unit
37. N program parameters The functions of the AVR output are controlled by programmed parameters P_A10 AVR Control Enable This parameter enables disables the activation of the AVR control output If AVR control is disabled the output will always stay at the rest level defined by P_A13 P_A11 AVR Droop Enable This parameter enables disables the activation of the AVR droop operation If AVR droop control is disabled the AVR output will always stay at the rest level defined by P_A13 P_A12 AVR Reverse Polarity In normal polarity the AVR control voltage increases in order to increase the alternator voltage If reverse polarity is selected the AVR control output voltage will decrease in order to increase the alternator voltage P_A13 AVR Rest Point This is the rest point value of AVR output at no load In AVR droop mode this is the rest point of the AVR output at full inductive load Always set this value to 50 and then adjust the alternator voltage with the AVR s voltage adjust pot Modifying this parameter is not advised since it may interfere with the voltage droop operation P_A14 AVR Droop This is the rest point value of AVR output at full capacitive load Always set this value to 50 and then adjust the alternator voltage with the AVR s voltage adjust pot If voltage droop function is not needed set this value to 50 Otherwise determine the AVR output value for the required alternator voltage at full capacitive load then set that v
38. NPUT 5 Priority level 4 51 DIGITAL INPUT 4 Low Coolant Level 52 DIGITAL INPUT 3 Emergency Stop 53 DIGITAL INPUT 2 High Temp 54 DIGITAL INPUT 1 Low Oil Pressure 55 DIGITAL INPUT 0 Remote Start 56 SENDER GROUND Input Sender ground connection Connect this terminal to the engine body closest possible to the senders It will help the measurement of the senders to be more precise 57 OIL TEMP SENDER Input 0 5000 ohms Analogue oil temperature sender connection Do not connect the sender to other devices than the DKG 707 otherwise the unit may get damaged The sender characteristics are programmable thus it can adapt to any kind of resistive sender 58 FUEL LEVEL SENDER Input 0 5000 ohms Analogue fuel level sender connection Do not connect the sender to other devices than the DKG 707 otherwise the unit may get damaged The sender characteristics are programmable thus it can adapt to any kind of resistive sender 59 COOLANT TEMP SENDER Input 0 5000 ohms Analogue temperature sender connection Do not connect the sender to other devices than the DKG 707 otherwise the unit may get damaged The sender characteristics are programmable thus it can adapt to any kind of resistive sender 60 OIL PRESSURE SENDER Input 0 5000 ohms Analogue oil pressure sender connection Do not connect the sender to other devices than the DKG 707 otherwise the unit may get damaged The sender characteristics are programmable
39. Power Factor cos Engine parameters Genset and genset contactor statuses device priority levels Engine rpm Battery Voltage Coolant Temperature Oil Temperature Oil Pressure Fuel Level Genset power Genset and genset contactor statuses device priority levels Genset Active Power kW Genset Apparent Power kVA Genset Reactive Power kVAr Genset Frequency Genset Power Factor cos Earth Current Alarm list If no alarm exists this screen will display END OF ALARM LIST Existing alarms load_dumps and warnings will be displayed as one screen for each entry Switching to the next entry will be made with the MENU button Company LOGO Customized company LOGO Customers can create own LOGO and download into the unit by LOGO_DOWNLOADER program LOGO size must be 128x64 pixels DATA LINK SCREEN This screen displays the operating software version and the J1939 software version Also displays device address priority status Datalink Valid and Failed message counters Group 1 sample screen 17 DKG 707 User Manual V 01 29 07 10 2011 Group Screen Description Contents 2 1 Genset phase L1 parameters Genset and contactor statuses device priority levels Phase to Neutral Voltage Phase Current Phase Active Power kW Phase Apparent Power kVA Phase Reactive Power kVAr Phase Power Factor Genset phase L2 parameters Genset and con
40. R output 8 804 Output 4 function 39 This output has programmable functions selectable from a list However it is factory set as ALARM relay output 8 805 Output 5 function 40 This output is normally used for fuel solenoid control It is internally connected to the terminal_41 for supplying the charge alternator s excitation current 8 806 Output 6 function 33 This output has programmable functions selectable from a list However it is factory set as READY output 8 807 Output 7 function 35 This output has programmable functions selectable from a list However it is factory set as IDLE SPEED relay output 8 808 Output 8 function These relays are found on the first Relay 8 809 Output 9 function Extension Module 8 810 Output 10 function 8 811 Output 11 function 8 812 Output 12 function 8 813 Output 13 function 8 814 Output 14 function 8 815 Output 15 function 8 816 Output 16 function These Outputs are found on the second Relay 8 817 Output 17 function Extension Module 8 818 Output 18 function 8 819 Output 19 function 8 820 Output 20 function 8 821 Output 21 function 8 822 Output 22 function 8 823 Output 23 function 8 824 Led 0 function Functions of these leds can be selected from a 8 825 Led 1 function function list of 164 entries Speed and voltage 8 826 Led 2 function pulse outputs cannot be assigned as led function 8 827 Led 3 function 8 828 Led 4 function
41. Switch 18 Force AUTO mode 19 Force OFF mode 20 Force TEST mode 21 Function 21 22 Function 22 23 Remote Start 24 Remote priority 1 25 Remote priority 2 26 Remote priority 4 27 External Run 28 External GCB ON 29 User Defined String O 30 User Defined String 1 31 User Defined String 2 73 DKG 707 User Manual Program Group 8 V 01 29 07 10 2011 This group defines the functions of digital and LED outputs The DKG 707 unit has 8 digital outputs The digital outputs may be extended up to 24 using Relay Extension Modules Also DKG 707 has 5 programmable leds usual functions of the digital outputs The function of a given digital output may be selected from a list of 183 entries Here are the Group Param Definition Terminal Description Usual Function 8 800 Output 0 function 38 This output has programmable function selectable from a list However it is factory set as PREHEAT relay output 8 801 Output 1 function 37 This output has programmable function selectable from a list However it is factory set as CRANK relay output 8 802 Output 2 function 36 This output has programmable functions selectable from a list However it is factory set as STOP relay output 8 803 Output 3 function 34 This output has programmable functions selectable from a list However it is factory set as GENSET CONTACTO
42. W monitoring download of parameters download of software updates High visibility blue 128x64 pixels graphic LCD User friendly graphic indicators and bar graphs Dual language support Customer logo display capability Protected semiconductor digital outputs Output expansion capability Configurable analogue inputs 4 Configurable digital inputs 12 Configurable digital outputs 8 Configurable led indicators 5 Led Relay output functions selectable from list Survives cranking dropouts Dimensions 235 x 167 x 48mm WxHxD Sealed front panel IP65 Plug in connection system for easy replacement DKG 707 User Manual Section TABLE OF CONTENTS 1 INSTALLATION 1 1 Introduction to the Control Panel 1 2 Mounting the Unit 1 3 Wiring the Unit 1 4 Button Description 2 INPUTS AND OUTPUTS 3 DISPLAYS 3 1 Led Displays 3 2 Digital Display 3 3 Service Request Display 4 ALARMS 4 1 Shutdown Alarms 4 2 Load Dump Alarms 4 3 Warnings 5 MODES OF OPERATION 5 1 OFF mode 5 2 AUTO mode 5 3 TEST mode 5 4 MANUAL mode 5 5 External switching of the operation mode 5 6 External Command Mode 6 MULTI GENSET PARALLEL OPERATION 6 1 Introduction 6 2 Synchronization 6 3 Genset Sequencing 6 4 Master Change 6 5 Equal Aging Priority Run 7 MULTI GENSET INSTALLATION 7 1 Data Link communication 7 2 Adjusting the GOV and AVR Control Outputs 7 3 Checking Genset and Busbar Phase Rotation Direction 7 4 Synchronizing
43. alue to this parameter P_A15 AVR Output Swing This parameter is used to set the AVR output high level Various voltage levels can be set between 0 10Vdc as output high limit P_A22 AVR Gain This parameter defines the reaction speed of the AVR output to voltage differences between genset and busbar phases during synchronization The standard value for this parameter is 64 But it must be readjusted for the genset during commissioning If this parameter is too high a voltage oscillation may occur If it is too low the voltage matching will be slower The behavior of the voltage matching is monitored on the synchroscope screen during synchronization 33 DKG 707 User Manual V 01 29 07 10 2011 6 3 Genset Sequencing The DKG 707 offers load dependent genset run stop capability The master unit runs the number of gensets that will provide the required startup power P_A01 depending on run stop priority level P_A32 at start up Then the system will take the load and the master genset will start to make run stop decisions depending on user defined load percentage For instance Delayed Start 70 P_A25 Quick Start 90 P_A26 Delayed Stop 60 P_A27 Slave Start Stop Delay 8sec P_A28 If the master genset load level exceeds the delayed start limit for instance 75 during Multi Genset Start stop Delay 8 seconds then the master will run another new slave The highest prioritized slave lowest priority number will run firs
44. arameter P_500 itself is not modified and reads always 0 501 LCD Contrast Setting 32 63 This parameter is used to set LCD contrast 502 Language Selection 0 English language selected 1 Local language selected This language may depend on the country where the unit is intended to be used 503 Start Delay 0 Sec 0 240 This is the time between the remote start signal is recognized and the fuel solenoid turns on for starting the genset 504 Wait before Start 1 Sec 0 30 This is the time after the fuel solenoid is energized and before the genset is started This will be the preheat period if glow plugs are used 505 Wait between Starts Sec 1 30 This is the waiting period between two start attempts 506 Start Timer Sec 1 15 This is the maximum start period Starting will be automatically cancelled if the genset fires before the timer 507 Start Attempts This is the maximum number of start attempts 508 Idle Run Timer Sec 0 0 120 0 62 When the engine starts running and after cooling down the Idle output relay function will be active during this timer DKG 707 User Manual V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max Description 5 509 Hold Off Timer 8 0 Sec 0 0 60 0 When the engine starts running oil pressure charge fail and fre
45. ased then it will become the new master However if devices have different operating modes AUTO mode is the highest priority MANUAL mode comes after and OFF mode is the lowest priority for master change Master On Load Slave Off Load In AUTO mode if the priority level of the stopped genset is increased above the master unit running on load then the slave will run and synchronize to the busbar After ramping up the slave will become the new master The new master will energize the READY output immediately However old master will de energize the READY output with a few seconds delay in order to make the general READY signal to be continuous Thus the load switching device will operate the load contactor continuously Master Change on Master Fail Master On Load Slave Off Load The master election sequence will be started as there is no slave under load the master unit will open the genset contactor cooldown and stop Master Change on Master Fail Master On Load Slave On Load When master failure occurred if there is a slave under load then the master will start master change sequence immediately Then the ex master will open the genset contactor cooldown and stop There will be no power interruption on load Master change does not occur under below circumstances even if higher prioritized device 1 During slave run stop operation in progress 2 Slave device cannot run OFF mode MANUAL mode loaddump or alarm exist etc
46. ature controlled heating This operation mode is selected when the parameter P_528 is set to 2 In this mode at first the engine will run during parameter P_529 then it will continue to run until the measured coolant temperature reaches the limit defined in parameter P_530 When the requested temperature is reached the load will be transferred to the genset This operation mode may be used as a backup to the engine body heater If the engine body is warm the heating will be skipped 9 7 Engine Idle Speed Operation It may be required that the engine runs at the idle speed for a programmed duration for heating and after cooling down The idle operation duration is adjusted with the parameter P_508 The idle speed will be set by the governor control unit of the engine 9 8 Fuel Pump Control The unit is able to provide a digital output in order to drive the fuel pump motor The fuel pump is used in order to transfer fuel from the large capacity main tank if exists to the genset daily tank which is generally integrated in the chassis and has a limited capacity The fuel level reference is measured through the analog fuel level sender When the measured fuel level falls to the low fuel level warning limit defined by parameter P_537 then the fuel pump relay output will operate When the fuel level reaches 75 then the relay will turn off Thus the chassis fuel tank level will be always kept between low limit and Any of the digital outputs ma
47. be requested on an engine hours basis see also parameter P_545 547 Emergency Backup If this parameter is set to 1 in TEST or exercise modes the master genset will provide the READY signal in order to allow the load to be transferred to the busbar when the REMOTE START is applied 548 Gas Engine Solenoid Delay 3 0 Sec 1 0 10 0 The gas solenoid of the gas engine will be opened after this delay during cranking This function may be assigned to any output using the related parameter in group 8xx 549 Busbar Ready Delay 3 0 Sec 0 0 30 0 Some motorized breakers need a delay before closing the breaker when the bus bar is energized This parameter will provide the necessary delay 550 Start with Message Enable If this parameter set to 1 unit is allowed to start with message by DKG 727 through DATALINK connection 551 J1939 Secondary Speed This parameter defines default engine speed for compatible models 0 1500 rom 1 1800 rpm 68 DKG 707 User Manual Program Group 6 Electrical Parameters V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max Description 6 600 Current 500 A 0 5000 This is the rated value of current Transformer transformers All transformers must Primary have the same rating The secondary of the transformer will be 5 Amps 6 601 Eart
48. characteristics are recorded in memory and selectable from a list However non standard senders may also be used by entering their characteristics to the table Oil Pressure Sender Type Selection The oil pressure sender is selected using parameter P_524 The selectable sender types are 0 The sender characteristics are defined in table using parameters P_940 to P_955 1 VDO 0 7 bars 10 180 ohms 2 VDO 0 10 bars 10 180 ohms 3 DATCON 0 7 bars 240 33 ohms 4 DATCON 0 10 bars 240 33 ohms Temperature Sender Selection The temperature sender is selected using parameter P_525 The selectable sender types are 0 The sender characteristics are defined in table using parameters P_900 to P_915 1 VDO 2 DATCON DAH type 3 DATCON DAL type Fuel Level Sender Selection The fuel level sender is selected using parameter P_526 The selectable sender types are 0 The sender characteristics are defined in table using parameters P_960 to P_975 1 VDO 0 180 ohms 2 VDO 0 300 ohms Oil Temperature Sender Selection The oil temperature sender is selected using parameter P_527 The selectable sender types are 0 The sender characteristics are defined in table using parameters P_920 to P_935 1 VDO 2 DATCON DAH type 3 DATCON DAL type 59 DKG 707 User Manual V 01 29 07 10 2011 9 15 Event Logging The DKG 707 keeps records of the last 512 events in order to supply information for the service personal The genset statu
49. d for fuel solenoid FUEL RELAY OUTPUT protected control It is internally connected to the semiconductor terminal_41 for supplying the charge output 1A O 28VDC alternator s excitation current 41 CHARGE Input and output Connect the charge alternator s D terminal to this terminal This terminal will supply the excitation current and measure the voltage of the charge alternator 42 GROUND 0 VDC Power supply negative connection 43 PROGRAM LOCK Digital input This input is used to prevent unwanted modification to programmed values If this input is left open program values can be modified via the front panel buttons If this input is connected to battery negative it will not be possible to change the program values ie DKG 707 User Manual V 01 29 07 10 2011 Term Function Technical data Description 44 DIGITAL INPUT 11 Digital inputs These inputs have programmable functions Force AUTO mode selectable from a list via the program menu 45 DIGITAL INPUT 10 Each input may be driven by a normally Force TEST mode closed or normally open contact switching 46 DIGITAL INPUT 9 either to battery or battery The effect of the Force OFF mode switch is also selectable from a list See 47 DIGITAL INPUT 8 PROGRAMMING section for more details Genset contactor feedback 48 DIGITAL INPUT 7 Priority level 1 49 DIGITAL INPUT 6 Priority level 2 50 DIGITAL I
50. den load surge 10 A03 GOV Control 1 0 1 0 Governor control disabled Enable 1 Governor control enabled 10 A04 GOV Droop 0 0 1 0 Governor droop mode disabled Enable 1 Governor droop mode enabled 10 A05 GOV Reverse 0 0 1 0 Governor control normal polarity speed Polarity increases with voltage increase 1 Governor control reverse polarity speed decreases with voltage increase 10 A06 Governor Rest 50 0 100 This is the rest value of the governor point 1 control output at no load Always set this value to 50 which is the mid course If droop mode is enabled this is the rest point of the gov output at zero load Please read chapter 9 5 for details 10 A07 Governor Droop 50 0 100 If droop mode is enabled this is the rest Rest point 2 point of the gov output at full load Please read chapter 9 5 for details 10 A08 Governor Offset 0 0 100 This parameter is used to add an offset voltage to the rest point of the governor output 10 A09 Governor Output 50 0 100 This parameter defines governor control Swing output swing limit Limits from OV to 10V can be set by this parameter 10 A10 AVR Control 1 0 1 0 AVR control disabled Enable 1 AVR control enabled 10 A11 AVR Droop 0 0 1 0 AVR droop mode disabled Enable 1 AVR droop mode enabled 10 A12 AVR Reverse 1 0 1 0 AVR control normal polarity voltage Polarity increases with value increase 1 AVR control reverse polarity
51. der is to be used it is possible to recalibrate the unit The calibration process will be explained later in this document The programmable digital inputs are compatible with both normally open and normally closed contacts switching either to BAT or BAT The charge alternator connection terminal provides also the excitation current thus it is not necessary to use an external charge lamp DKG 707 User Manual V 01 29 07 10 2011 1 3 Wiring the Unit WARNING THE UNIT IS NOT FUSED Use external fuses for Busbar phases L1 L2 L3 Genset phases L1 L2 L3 Battery positive BAT Install the fuses as nearly as possible to the unit in a place easily accessible for the user The fuse rating should be 6 Amps WARNING ELECTRICITY CAN KILL ALWAYS disconnect the power BEFORE connecting the unit ALWAYS remove the plug connectors when inserting wires with a screwdriver ALWAYS refer to the National Wiring Regulations when conducting installation An appropriate and readily accessible set of disconnection devices e g automatic fuses MUST be provided as part of the installation The disconnection device must NOT be fitted in a flexible cord The building mains supply MUST incorporate appropriate short circuit backup protection e g a fuse or circuit breaker of High Breaking Capacity HBC at least 1500A Use cables of adequate current carrying capacity at least 0 75mm and temperature range DKG 707 User Manual
52. e Exist 161 Master Mode Active 162 Remote Start Exist 163 Waiting Remote Start 164 Engine Heating 165 Synchronizing to Busbar 166 GC Closed to Busbar 167 Cooldown 168 Programmable Function 00 169 Programmable Function 01 170 Programmable Function 02 171 Programmable Function 03 172 Programmable Function 04 173 Programmable Function 05 174 Programmable Function 06 175 Programmable Function 07 176 Programmable Function 08 177 Programmable Function 09 178 Programmable Function 10 179 Programmable Function 11 180 Programmable Function 12 181 Programmable Function 13 182 Programmable Function 14 183 Programmable Function 15 TOS DKG 707 User Manual V 01 29 07 10 2011 Program Group 9 This program group defines the characteristics of the Analog senders The DKG 707 unit has 4 analog sender inputs These are Coolant temperature sender input Oil temperature sender input Oil pressure sender input Fuel level sender input The analog inputs are capable of measuring resistor values between 0 and 5000 ohms Thanks to the programmable characteristics the DKG 707 may be adapted to any brand and type of sender Each sender s characteristics are defined using a maximum of 8 known points Each point consists of a pair of value the first being the resistor value and the second being the corresponding analog measurement For each sender 16 program parameters are reserved Usin
53. e nominal voltage 11 Set the AVR Rest Point parameter P_A13 to 0 Check that the genset voltage is at least 5 different from the nominal voltage 12 Set the AVR Rest Point parameter P_A13 to 50 13 Press the STOP 0 pushbutton Wait until the engine stops 14 Repeat same operations for each genset 38 DKG 707 User Manual V 01 29 07 10 2011 7 3 Checking Genset and Busbar Phase Rotation Direction This chapter is applied to the 3 phase gensets only For single phase systems please set the program parameter P_633 1 and skip this chapter A For these checks an independent Phase Rotation Check instrument is needed 1 Enable the phase order check parameter P_633 0 2 Select MANUAL mode and press RUN I pushbutton 3 When the engine runs check that the yellow GENSET RUNNING led turns on 4 Check that no GENSET PHASE SEQUENCE FAULT appears If this alarm appears change the order of any two phases of the genset Outside the panel before current transformers Make sure that the connections of the panel are not modified with this operation otherwise severe problems will arise in continuing tests Misplaced phases or current transformers are delicate to rearrange 5 Press CLOSE I pushbutton and wait until the yellow Genset Contactor led turns on 6 Check that the yellow BUSBAR led turns on 7 Check that no BUSBAR PHASE SEQUENCE FAULT appears If the warning appears check power connections and DKG 70
54. e slave with the lowest level of priority If two slaves have the same priority level then the genset with the least engine hours to service is stopped first The slave will unload softly with the programmed rate The unload rate is defined with P_A43 parameter When the power of slave goes under unload low limit defined in P_A44 parameter or at the end of unload duration P_A45 the slave opens its genset contactor and enters cooldown state before stopping When the REMOTE START signal is removed the master cancels the ready signal sends stop request to all slaves and all slaves initiate the following stop sequence The genset contactor is released and the genset will continue to run during cooling period At the end of this period the fuel solenoid will be de energized and the stop relay will operate for the programmed stop timer Thus the engine will stop If genset voltage or frequency exists at the end of the stop timeout then a fail to stop warning will be generated After all slaves disconnected from the busbar the master will start its own stop sequence If there is no alarm at the end of the stop sequence units will be ready for the next start sequence A If the operation of a genset is disabled by the weekly schedule then the AUTO led will flash and the operation of this genset will be as in the OFF mode 5 3 TEST mode It is used to test gensets in the multi genset parallel system The TEST mode can be selected from the maste
55. en the genset power falls below the programmed limit The internal Load Shedding function is always active Any of the auxiliary relays may be used as the load shedding output The dummy load function consists on the connection of a dummy load if the total genset load is below a limit and to disconnection of the dummy load when the total power exceeds another limit The dummy load function is the inverse of the load shedding function thus the same output may be used for both purposes The parameters used in Load Shedding feature are P_625 Load Shedding Low Limit If the genset active power output goes below this limit then the Load Shedding relay will be deactivated P_626 Load Shedding High Limit If the genset active power output goes above this limit then the Load Shedding relay will be activated 49 DKG 707 User Manual V 01 29 07 10 2011 9 12 Weekly Operation Schedule In AUTO mode the unit offers the capability of defining a weekly schedule of operation The unit has 8 programmable turn on turn off time pairs These programmable parameters allow the genset to operate automatically only in allowed time limits In most applications the genset is requested to operate only in working hours Thanks to the weekly program feature unwanted operation may be prohibited The weekly operation schedule is only active in AUTO mode In other modes it will not affect the genset operation In AUTO mode if the operation of the g
56. enset is disabled by the weekly schedule then the AUTO led will flash instead of a steady on state Each turn on turn off time is defined in 15 minute steps These parameters are defined in the program group_4 parameters 400 to 415 An example setup may be as follows P_400 Turn on MO 07 00 P_401 Turn off MO 18 00 P_402 Turn on TU 07 00 P_403 Turn off TU 18 00 P_404 Turn on WE 07 00 P_405 Turn off WE 18 00 P_406 Turn on TH 07 00 P_407 Turn off TH 18 00 P_408 Turn on FR 07 00 P_409 Turn off FR 18 00 P_410 Turn on SA 07 00 P_411 Turn off SA 13 00 P_412 Turn on SA 13 00 P_413 Turn off SA 13 00 P_414 Turn on SA 13 00 P_415 Turn off SA 13 00 If the same time is used in more than one parameter only the first encountered one is considered In the above example SATURDAY 13 00 will be a turn off time 50 DKG 707 User Manual V 01 29 07 10 2011 9 13 Built in Exerciser The unit offers automatic exerciser operation The exercise operation may be done on a daily weekly or monthly basis WARNING The exerciser is only operational in AUTO mode The start day and time of the exercise is programmable as well as its duration The exercise may be done with or without load following programming The program parameters related to the exerciser are P_513 Exercise start day and hour P_514 Exercise duration P_515 Daily Weekly Monthly Exercise P_516 Exercise off load on load Please
57. er adjusts the sensitivity for genset frequency reading If the genset frequency appears to be a non zero value while the engine is at rest increase this parameter The standard value is 20V 630 Dead Bus Voltage Limit 50 _602 50 P_602 100 P_602 If Busbar voltages are outside limits but above this limit during 5 seconds this will generate a Busbar Out Of Limits Loaddump 631 Gen Contactor Timer 0 5 Sec 0 5 120 After the genset contactor is operated if the genset contactor feedback input if assigned does not change state at the end of this period it will cause a GENSET CONTACTOR CLOSE OPEN loaddump 632 Busbar Fail Timer Sec 60 After the closing of the Genset Contactor if the busbar voltages and frequency are not within the limits at the expiration of this timer then a DEAD BUSBAR loaddump is generated 633 Ignore Phase Order If this parameter is set to 1 then the unit will not monitor the phase sequence failure Thus the unit can be used in single phase applications 634 Battery Voltage Fail Timer Sec 0 0 30 5 If the battery voltage goes out of limits during this period then battery voltage failure will occur art DKG 707 User Manual V 01 29 07 10 2011 Program Group 7 Input Definition Parameters This group defines the properties of the digital inputs and comprises 84 parameters T
58. erature Analog Set if the oil temperature measured from analog input goes over the Input High Oil Temperature Warning P_535 limit High Coolant Analog Set if the coolant temperature measured from analog input goes Temperature Input over the High Coolant Temperature Warning P_533 limit Low Oil Pressure Analog Set if the oil pressure measured from analog input goes under the Measured Input Low Oil Pressure Warning P_531 limit Unbalanced Current Internal Set if one of the genset phase currents differs from the average current by more than unbalanced current limit P_623 Unbalanced Voltage Internal Set if one of the genset or busbar phase voltages differs from the average voltage by more than unbalanced voltage limit P_624 Charge Failure Charge Set if the Charge input terminal_41 is pulled to battery negative input when the engine is running Low Battery Voltage Internal Set if the battery voltage goes under the Low Battery Voltage Warning P_621 limit GOV Control Fail Internal Set if the GOV control output has gone to the low or high limit Low Engine Speed Magnetic Set if the engine rom goes under the Low rpm Warning P_541 Pickup limit If the Crank Teeth Count P_539 is set to 0 this warning will be disabled High Engine Speed Magnetic Set if the engine rom goes over the High rpm Warning P_543 Pickup limit If the Crank Teeth Count P_539 is set to 0 this warning will be disabled Too Few Gensets Internal Set if the total
59. et system is allowed to remote starting through DATALINK connection 41 DKG 707 User Manual V 01 29 07 10 2011 8 J1939 ENGINE MONITORING AND CONTROL PORT The unit offers a special J1939 port in order to communicate with electronic engines controlled by an ECU electronic control unit The J1939 port consists of 2 terminals which are J1939 H and J1939 L The connection between the unit and the engine should be made with either a twisted cable pair or a coaxial cable If a coaxial cable is used the external conductor should be grounded at one end only If it is grounded at the DKG 707 side please use terminal_28 for this purpose The 120 ohms termination resistor is included inside the unit with one end connected to the J1939 H 30 terminal Please connect together terminals 29 and 31 The J1939 port is activated by setting the parameter P_521 1 The engine brand should be selected using parameter P_522 and the engine type via parameter P_523 The list of available engines is given at the programming section Please contact DATAKOM for the most current list of engines If the J1939 port is enabled P_521 1 then the oil pressure coolant temperature and engine rpm information are picked up from the ECU unit The sender inputs are not measured All available measurements of the engine are displayed and may be downloaded through When the fuel output is active if no information is received from the ECU during last 3 seconds then
60. g This output has programmable functions READY OUTPUT protected selectable from a list However it is factory set semiconductor as READY output output 1A 28VDC 34 DIGITAL OUT 3 Negative pulling It is used as genset contactor output GENSET CONTACTOR protected OUTPUT semiconductor output 1A 28VDC 35 DIGITAL OUT 7 Negative pulling This output has programmable functions IDLE SPEED OUTPUT protected selectable from a list However it is factory set semiconductor as IDLE SPEED relay output output 1A 28VDC 36 DIGITAL OUT 2 Negative pulling This output has programmable functions STOP RELAY OUTPUT protected selectable from a list However it is factory set semiconductor as STOP relay output output 1A 28VDC 37 DIGITAL OUT 1 Negative pulling This output has programmable function CRANK RELAY OUTPUT _ protected selectable from a list However it is factory set semiconductor as CRANK relay output output 1A 28VDC 38 DIGITAL OUT 0 Negative pulling This output has programmable functions PREHEAT RELAY protected selectable from a list However it is factory set OUTPUT semiconductor as PREHEAT relay output output 1A 28VDC 39 DIGITAL OUT 4 Negative pulling This output has programmable functions ALARM RELAY OUTPUT _ protected selectable from a list However it is factory set semiconductor as ALARM relay output output 1A 28VDC 40 DIGITAL OUT 5 Negative pulling This output is normally use
61. g defined points the DKG 707 applies a linear approximation algorithm to find the analog value corresponding to an unknown resistor value For a given sender the points must be entered in the increasing order of resistor values or faulty measurements may occur If less than 8 points are used unused point resistor values must be entered as 0 Group Parameter Definition 900 915 Coolant Temperature 920 935 Oil Temperature 940 955 Oil Pressure 960 975 Fuel Level O O O o 7 DKG 707 User Manual V 01 29 07 10 2011 Program Group 10 Synchronization Parameters This group of programs defines the Multi Genset Synchronization feature characteristics This group is reserved for factory and qualified installation personal and must not be modified by end users or non qualified service personal Otherwise severe damage may occur Grp Param Definition Set Unit Min Max Description 10 A00 Genset Power 100 kW 10 2500 This value is used for equal load sharing Rating and startup power calculation 10 A01 Multi Genset 100 kw O 20000 The master determines the requested Startup Power number of slaves to run at startup using this parameter 10 A02 Multi Genset 20 kW 0 5000 The master keeps this amount of extra Reserve Power power available during whole operation under load as a safety against a sud
62. gnal is applied the unit will close the genset contactor immediately to the busbar If the busbar has already been energized synchronization sequence will be initiated before closing the genset contactor After the genset contactor is closed if there is another genset on the busbar then load sharing is performed When external GCB ON signal disappears the unit will open its genset contactor immediately as the manual GCB OFF push button was pressed The unit will respond to external run stop commands in external command mode resulting to an engine start without warning Adequate warning displays should be installed on the genset 30 DKG 707 User Manual V 01 29 07 10 2011 6 MULTI GENSET PARALLEL OPERATION 6 1 INTRODUCTION The DKG 707 offers a simple and cost effective solution for paralleling up to 8 gensets with both active and reactive load sharing In order to make a complete AMF system the installation needs an external auto transfer switch controller providing the remote start signal Like DKG 327 or DKG 171 When the auto transfer switch controller detects a mains failure it will send a remote start signal to the multi genset system The remote start signal will cause all gensets to run When the master genset is ready it will close its genset contactor Then slaves will synchronize to the busbar and close their genset contactors in turn When all gensets have closed their contactors the master will activate
63. h Current 500 A 0 5000 This is the rated value of earth fault Transformer current transformer The secondary of Primary the transformer will be 5 Amps 6 602 Voltage 1 0 511 This is the rated value of voltage Transformer transformers This allows the unit to Ratio use in medium voltage plants Be careful all AC voltage related parameter limits are multiplied with this ratio 6 603 Over current Limit 0 A 0 2500 If the current is over this limit an Alternator Over current alarm will be generated after the Over current Timer P_605 period 6 604 Excess Power Load 0 kW 0 2500 If the genset load goes over this limit dump this will generate an Excess Power Load Dump Alarm and shutdown the engine after cooling period 6 605 Overcurrent Timer 2 0 Sec 0 5 10 0 This is the period between the current goes over the Over current Limit Excess Power P_603 and the Alternator Over Timer current alarm occurs This is also the period between the genset power goes over the Excess Power Load Dump Limit P_604 and the Gen Excess Power Load Dump occurs 6 606 Reverse Power 0 kW 0 2500 If the genset is consuming more Load dump power from the busbar than this limit this will generate a Reverse Power Loaddump and shut down the engine after cooling 6 607 Busbar Low Limit 170 V 50 240 If one of the busbar phases goes X Xx X under this limit it means that the cei P 9 P_602 busbar voltage is not valid
64. he DKG 707 unit has 12 programmable digital inputs each input having 7 parameters Thus this program group will consist on 12 blocks each block having the same structure of 7 parameters Check below tables for more details Group Parameter Definition Factory Set 7 70x Digital input O parameters Remote Start 7 71x Digital input 1 parameters Low Oil Pressure Switch 7 72x Digital input 2 parameters High Engine Temperature Switch 7 73x Digital input 3 parameters Emergency Stop Switch 7 74x Digital input 4 parameters Low Coolant Level Switch 7 75x Digital input 5 parameters Priority Level 1 7 76x Digital input 6 parameters Priority Level 2 7 77x Digital input 7 parameters Priority Level 4 7 78x Digital input 8 parameters Genset Contactor Feedback 7 79x Digital input 9 parameters Force OFF mode 7 7AX Digital input 10 parameters Force TEST mode 7 7Bx Digital input 11 parameters Force AUTO Group Parameter Definition Min Max Description 7x0 Digital input x function 31 Please check the function list below 7 7x1 Digital input x alarm level 3 0 Shutdown alarm 1 Loaddump alarm 2 Warning 3 No alarm given from this input 7 7x2 Digital input x delay 1 0 Delay 1 second 1 Delay 4 seconds This is the alarm detection speed of the input If the parameter is set to 1 the input becomes compatible with slow signals provided by coolant level senders
65. hen the day information is don t care and the exercise will be performed every day regardless of the day selection If the monthly exercise is selected with parameter P_515 2 then the exercise will be performed during the first 7 days of each month at the programmed day and hour 63 DKG 707 User Manual V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max Description 5 514 Exercise duration 10 Min 10 1430 This parameter defines the exercise duration and programmed in 10 minute steps up to 24 hours 5 515 Daily Weekly Monthly Exercise 0 exercise every day the exercise will be performed every day regardless of the day selection with parameter P_646 1 exercise once per week 2 exercise once per month the exercise will be performed during the first 7 days of each month at the programmed day and hour 5 516 Teston load 0 the master genset will not provide the READY signal during TEST or exercise 1 the master genset will provide the READY signal during TEST and exercise in order to allow the load transfer 5 517 Warning at Service Request 0 When the SERVICE REQUEST happens only a visible warning will be given no warning will occur 1 When the SERVICE REQUEST happens a warning will occur 5 518 Oil Pressure Unit 0 oil pressure in bars 1 oil pressure in psi 5 519 Temperature Unit 0 temperature in
66. hronization The standard value for this parameter is 64 But it must be readjusted for the genset during manufacturing If this parameter is too high a voltage oscillation may occur If it is too low the voltage matching will be slower 270 DKG 707 User Manual V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max Description 10 A23 kW Gain 32 255 This parameter defines the reaction speed of the kW control during soft loading The standard value for this parameter is 64 But it must be readjusted for the genset during manufacturing If this parameter is too high a kW oscillation may occur If it is too low the kW transfer will be slower 10 A24 kVAr Gain 32 255 This parameter defines the reaction speed of the kVAr control during soft loading The standard value for this parameter is 64 But it must be readjusted for the genset during manufacturing If this parameter is too high a KVAr oscillation may occur If it is too low the kVAr transfer will be slower 10 A25 Multi Genset Delayed Start Power 80 120 If the total active load is above this level for the period defined in P_A26 the slave genset will start synchronize and share the load This parameter is defined as a percentage of the Genset Power Rating defined in parameter P_AOO 10 A26 Multi Genset Quick Start Power 90 120 If the total active load
67. ility of defining an address for each unit is provided Devices claim addresses starting from parameter P_A31 This parameter is factory set to 0 but by setting a different value to each unit we can force addresses and even if the datalink is broken every unit will get a different address 46 DKG 707 User Manual V 01 29 07 10 2011 9 5 Droop operation Droop operation allows load sharing between gensets even if datalink communication fails However droop parameters should be adjusted properly for effective load sharing Droop mode is able to perform both active and reactive load sharing The governor droop is used for active load sharing In order to activate this mode 1 Enable governor droop 2 Adjust governor set point_1 Rest point of Governor output at 0 load P_A06 3 Adjust governor set point_2 Rest point of Governor output at 100 load P_A07 Set point_1 and Set point_2 can be determined in manual Governor and AVR control mode See chapter 5 4 for details Set point_1 is the rest point of the governor control output at 0 total system active power Set Point_2 is the rest point of the governor control output at 100 total system active power The engine speed at set point_2 should be at least 5 less than the engine speed at set point_1 More droop will give more stable operation It is advised to adjust the set point_1 speed 3 above nominal speed and set point_2 speed 3 below nominal speed Thus nominal speed wil
68. in correct KW and cos for the related phase then connect all CTs AN Short circuit the outputs of unused Current Transformers When the Remote Start arrives the unit energizes the fuel solenoid but does not start then gives fail to start alarm The unit is not supplied with battery voltage at the oil pressure input Oil pressure switch not connected or oil pressure switch connection wire cut Oil pressure switch faulty Oil pressure switch closes too lately If oil pressure falls the unit will start Optionally oil pressure switch may be replaced The engine does not run after the first start attempt then the unit does not start again The oil pressure switch closes very lately As the unit senses an oil pressure it does not start When oil pressure falls the unit will start Optionally the oil pressure switch may be replaced 86 DKG 707 User Manual V 01 29 07 10 2011 When the Remote Start signal arrives the engine starts to run but the unit gives FAIL TO START alarm and then the engine stops The genset phase voltage is not connected to the unit Measure the AC voltage between terminals U and Genset Neutral at the rear of the unit while engine is running The fuse protecting the genset phase may be failed A misconnection may be occurred If everything is OK turn all the fuses off and then turn all the fuses on starting from the DC supply fuse Then test the unit again The unit
69. ing RUN I button 2 Get in the manual GOV and AVR command mode by pressing together MENU and MENU 3 Adjust AVR output in order to adjust the alternator voltage 5 lower than the nominal voltage Note this AVR control percentage as AVR_Setpoint_1 4 Adjust AVR output in order to adjust the alternator voltage 5 higher than the nominal voltage Note this AVR control percentage as AVR_Setpoint_2 5 Stop engine get in the programming mode and adjust P_A13 AVR_Setpoint_1 and P_A14 AVR_Setpoint_2 47 DKG 707 User Manual V 01 29 07 10 2011 9 6 Engine heating operation Especially on engine without a body heater or with a failing one it may be desired that the genset should not take the load before reaching a suitable temperature The unit offers 3 different ways of engine heating 1 Timer controlled heating This operation mode is selected when the parameter P_528 is set to 0 In this mode the engine will run during parameter P_529 and then the genset will take the load 2 Temperature controlled heating This operation mode is selected when the parameter P_528 is set to 1 In this mode the engine will run until the measured coolant temperature reaches the limit defined in parameter P_530 When the requested temperature is reached the load will be transferred to the genset This operation mode may be used as a backup to the engine body heater If the engine body is warm the heating will be skipped 3 Timer and temper
70. ings Group Parameter Definition Min Max Description 3 300 319 Site ID 320 339 InputStr 0 340 359 InputStr 1 360 379 InputStr 2 Each program parameter changes one character of the SITE ID string The parameter P_300 points to the first character of the string the parameter P_301 points to the second character etc User can define 3 input strings by programming this area Refer to User Defined Strings Section 9 19 for details 61 DKG 707 User Manual Program Group 4 Weekly Schedule V 01 29 07 10 2011 Group Parameter Definition Min Max Description 4 400 402 Turn on Weekly schedule turn_on times The day 404 406 and time information is defined in 15 minute 408 410 steps 412 414 4 401 403 Turn off Weekly schedule turn off times The day and 405 407 time information is defined in 15 minute 409 411 steps 413 415 Program Group 5 Genset Parameters Grp Param Definition Set Unit Min Max Description 5 500 Reset Maintenance Counters 0 J 0 1 Setting this parameter to 1 will 1 Reset the Time to Service variable to Maintenance Period days P_546 value 2 Reset the Engine Hours to Service variable to Maintenance Period Engine Hours P_545 value This means that a new service period has started with default values The program p
71. ining input for 3 inputs strings 4 Weekly Schedule Programs 1 Turn on and turn off times for AUTO mode 5 Genset Parameters 1 Engine Related Parameters and Timers 6 Electrical Parameters 2 Electrical Trip Limits and Timers 7 Input Definitions 2 The parameters which define the function of 12 programmable digital inputs 8 Output Relay and Led Definitions 2 The parameters which define the function of 24 possible relays and 5 possible LEDs 9 Sender calibration 2 Calibration points information for each of the 4 analog sender inputs A Synchronization Parameters 2 Multi genset synchronization AVR and GOV control parameters B Input Calibration 3 Voltage and current metering calibration Return To Factory Settings Factory Test Factory Test Operation Program Group 1 Set Date amp Time Group Parameter Definition Min Max Description 1 100 Set Date 00 99 Sets date of month 1 31 1 101 Set Month 00 99 Sets month 1 12 1 102 Set Year 00 99 Sets year Only the last 2 digits are used 1 103 Set Hour 00 99 Sets hour 00 23 1 104 Set Minute 00 99 Sets minute 00 59 1 105 Set Second 00 99 Sets second 00 59 Program Group 2 Change Password Group Parameter Definition Min Max Description 2 200 Change Password 0 65535 Changes the current level s password Program Group 3 Site ID and User Defined Input Str
72. into service install the jumper Otherwise remove the jumper 57 DKG 707 User Manual V 01 29 07 10 2011 The PC program is called RAINBOW 707 The program is able to communicate with any of the DKG 707 modules without affecting system operation AN Program parameter upload download can be done only in OFF mode The DATALINK USB adapter module is powered up through the USB interface of the PC When the adapter module is plugged and CONNECT button clicked on Rainbow 707 program software will detect gensets connected to the Datalink automatically After connection is detected parameters can be read from any unit modified and rewritten by selecting the controller number in the READ GEN and WRITE GEN dialog boxes Program parameter modification consists on selecting the related parameter tab and changing the value in the parameter window al RAINBOW 707 ver 0080 SE Menu__ DOWNLOADED DOWNLOADED DOWNLOADED DOWNLOADED DOWNLOADED DOWNLOADED DOWNLOADED PART PART PART PART PART PART PART NO NO NO NO NO NO NO DOWNLOAD COMPLETED COMPLETED COMPLETED COMPLETED COMPLETED COMPLETED COMPLETED COMPLETED 100 Connection Read Write Read From File Read From z Controller 2 7 Real Time Err Write Gen Controller 3 Write to File Parametre Window Relay amp Led Definitions Coolant Temp Sensor Calib Oil Temp Sensor Calib Oil Press
73. ior to performing any maintenance on the system it is hardly recommended that steps are taken to isolate the battery 85 DKG 707 User Manual V 01 29 07 10 2011 13 TROUBLESHOOTING AC voltages displayed on the unit are not correct Check engine body grounding The error margin of the unit is 3 volts If there are faulty measurements only when the engine is running there may be a faulty charging alternator or voltage regulator on the engine Disconnect the charging alternator connection of the engine and check if the error is removed Frequencies displayed on the unit are not correct or unit reading frequency at rest Check engine body grounding Increase the value of the program parameter P_629 Genset or Busbar OK leds do not turn on Check engine body grounding Check the AC voltage readings on the screen Check the frequency readings on the screen Measured AC busbar or genset voltages or frequencies may be outside programmed limits Upper and lower limits of the busbar or genset voltages or frequencies may be too tight Get in the PROGRAM mode and check for the busbar and genset voltage and frequency upper and lower limits If necessary widen the limits KW and cos readings are faulty although the Amp readings are correct Current transformers are not connected to the correct inputs or some of the CTs are connected with reverse polarity Check the connections of each individual CT in order to obta
74. is designed to provide user friendliness for both the installer and the user Programming is usually fast as the factory settings have been carefully selected to fit most applications However programmable parameters allow the complete control over the generating set Programmed parameters are stored in a Non Volatile Memory and thus all information is retained even in the event of complete loss of power The measured parameters are Busbar voltage phase L1 to neutral Busbar voltage phase L2 to neutral Busbar voltage phase L3 to neutral Busbar voltage phase L12 Busbar voltage phase L23 Busbar voltage phase L31 Busbar frequency Gen voltage phase L1 to neutral Gen voltage phase L2 to neutral Gen voltage phase L3 to neutral Gen voltage phase L12 Gen voltage phase L23 Gen voltage phase L31 Gen current phase L1 Gen current phase L2 Gen current phase L3 Earth current Gen frequency Gen KW phase L1 Gen KW phase L2 Gen KW phase L3 Gen KVA phase L1 Gen KVA phase L2 Gen KVA phase L3 Gen KVAr phase L1 Gen KVAr phase L2 Gen KVAr phase L3 Gen pf phase L1 Gen pf phase L2 Gen pf phase L3 Gen total KW Gen total KVA Gen total KVAr Gen total pf Synchronoscope phase angle Voltage match gen busbar Frequency match gen busbar Percent Load Governor and AVR output positions Battery voltage Engine RPM Coolant temperature Oil pressure Oil temperature Fuel level DKG 707 User Manual V 01 29 07 10 2011 1 2 Mo
75. is late to remove engine cranking The alternator voltage rises lately Also the genset remanent voltage is below 20 volts The unit removes starting with the genset frequency and needs at least 20 volts to measure the frequency If this situation is to be avoided the only solution is to add an auxiliary relay The coil of the relay will be between BATTERY and charging alternator D terminal The normally closed contact of the relay will be connected serially to the unit s START output So the starting will also be removed when the D pulls to battery positive The unit is inoperative Measure the DC supply voltage between and terminals at the rear of the unit If OK turn all the fuses off then turn all the fuses on starting from the DC supply fuse Then test the unit again Programs are modified but not stored The modified program value is saved after the next depression on MENU button Press MENU before exiting the program mode Programs can not be modified The program lock input disables program modifications Disconnect the program lock input from battery negative before modification Do not forget to make this connection again to prevent unauthorized program modifications Synchronization failure Check the parameters P_A17 P_A18 and P_A19 If one of them is defined too low this may delay or disable the synchronization process A typical application may be P_A17 0 5Hz P_A18 5V P_A19 5 Check the synchron
76. is operation may lead to a loss of power on load It is recomended that the STOP button only pressed while genset running off_load If unload with ramp in manual mode parameter P_A46 is set to 1 then before opening the genset contactor the load will be ramped off to the busbar after the genset contactor will open Manual Governor and AVR control In manual mode governor and AVR outputs can be tested using front panel pushbuttons 1 Run genset in manual mode 2 Long press MENU and MENU buttons at the same time The unit will display a special adjustment screen for AVR and Governor outputs 3 AVR control output voltage can be modified by pressing MENU and MENU pushbuitons The GOV control output voltage can be modified by pressing Lamp Test Arrow Up and Alarm Mute Arrow Down pushbuttons 4 Long press MENU and MENU buttons at the same time to exit from this mode 29 DKG 707 User Manual V 01 29 07 10 2011 5 5 External Switching of the Operation Mode The Mode of operation of the unit may also be selected by external inputs instead of front panel keys For this at least one of the digital inputs should be programmed as an input to force one of the 3 operating modes Auto Off Test modes The corresponding input s P_7x0 parameter should be set to 18 19 or 20 accordingly The mode selection signal may be a NO or NC contact switching to either battery positive or battery negative These selections are made using parame
77. ivation pressure sender fail 168 X Battery voltage failure 172 x High inlet air temperature High inlet manifold air temperature Inlet manifold air temperature sender fail 174 xX High fuel temperature Fuel temperature sender fail 175 x High oil temperature Oil temperature sender fail 190 x Overspeed Speed sender loss of signal Speed sender mechanical failure 228 X Timing calibration required 234 X Incorrect ecm software 620 X ECU internal 5V fail 629 X ECU hardware fail 651 X Injector cylinder 1 fault 652 X Injector cylinder 2 fault 653 X Injector cylinder 3 fault 654 X Injector cylinder 4 fault 655 X Injector cylinder 5 fault 656 X Injector cylinder 6 fault 657 X Injector cylinder 7 fault 657 X Injector cylinder 8 fault 678 X ECU internal power supply fail 723 X Secondary engine speed sender fail 1108 X Critical override enabled 1111 X Check configuration parameters 2000 X ECU failure 43 DKG 707 User Manual V 01 29 07 10 2011 Below is a basic list of FMI codes Please be aware that these codes may differ slightly depending on the engine brand and model MI DESCRIPTION 0 Value too high Valid data but above the normal working range 1 2 Value too low Valid data but below the normal working range Faulty data Intermittent or faulty data or Short circuit to battery voltage injector high vo
78. ization fail timeout parameter P_A16 if necessary increase A typical delay may be 20 seconds 87 DKG 707 User Manual V 01 29 07 10 2011 14 DECLARATION OF CONFORMITY The unit conforms to the EU directives 2006 95 EC low voltage 2004 108 EC electro magnetic compatibility Norms of reference EN 61010 safety requirements EN 61326 EMC requirements The CE mark indicates that this product complies with the European requirements for safety health environmental and customer protection A certification from European notified body is available on request 88 DKG 707 User Manual V 01 29 07 10 2011 15 TECHNICAL SPECIFICATIONS Alternator voltage 0 to 300 V AC Ph N Alternator frequency 0 200 Hz Busbar voltage 0 to 300 V AC Ph N Busbar frequency 0 200 Hz Current Measurement from current transformers 5A Max load 0 7 VA per phase Digital inputs input voltage 0 to 35 V DC Internally connected to battery positive via 4K7 ohm resistors Analog Inputs Resistor input 0 to 5000 ohms connected to battery negative Sources 10mA when closed to battery negative Digital Outputs Protected mosfet semiconductor outputs rated 1AmMp 28V DC Measurement Category CAT II Air Category Pollution degree II DC Supply Range 9 0 V DC to 30 0 V DC Cranking dropouts survives OV for 100ms Current consumption 250 mA DC max Total DC Current Output Rating 10A DC Max Current for each Ter
79. l be reached at 50 load Below is a procedure for adjusting governor droop 1 Set MANUAL mode and run the engine by pressing RUN I button 2 Get in the manual GOV and AVR command mode by pressing together MENU and MENU 3 Adjust GOV output in order to adjust engine speed 3 higher than the nominal speed Note this GOV control percentage as GOV_Setpoint_1 4 Adjust GOV output in order to adjust engine speed 3 lower than the nominal speed Note this GOV control percentage as GOV_Setpoint_2 5 Stop engine get in the programming mode and adjust P_AO6 GOV_Setpoint_1 and P_A07 GOV_Setpoint_2 AVR droop is used for reactive load sharing In order to activate this mode 1 Enable AVR droop 2 Adjust AVR set point_1 Rest point of AVR output at 100 inductive load P_A13 3 Adjust AVR set point_2 Rest point of AVR output at 100 capacitive load P_A14 Set point_1 and Set point_2 can be determined in manual Governor and AVR control mode See chapter 5 4 for details Set point_1 is the rest point of the AVR control output at 100 positive total system reactive power Set Point_2 is the rest point of the AVR control output at 100 negative total system reactive power It is advised to adjust the set point_1 voltage 5 below nominal voltage and set point_2 voltage 5 above nominal voltage Thus nominal voltage will be reached at resistive loads Below is a procedure for adjusting AVR droop 1 Set MANUAL mode and run the engine by press
80. l generate a Genset Over Frequency Alarm and the engine will stop 6 615 Frequency Timer 3 0 Sec 0 5 10 This is the period between the genset Engine rpm Timer frequency or engine rpm goes out of the limits and an alarm occurs 6 616 Busbar Freq Low 45 Hz 0 60 If the busbar frequency goes under Limit this limit it means that the busbar voltage is not valid 6 617 Busbar Freq High 57 Hz 44 70 If the busbar frequency goes under Lim this limit it means that the busbar voltage is not valid 6 618 Genset Voltage Fail 1 0 Sec 0 0 30 0 This is the period between the genset Timer voltages go outside limits defined by P_609 P_610 P_627 and the Genset Low High Voltage alarm occurs 6 619 High Battery 30 0 V 12 0 33 0 If the battery voltage goes over this Voltage Warning limit during P_634 delay this will generate a High Battery Voltage Warning 6 620 High Battery 33 0 V 12 0 33 0 If the battery voltage goes over this Voltage Shutdown limit during P_634 delay this will generate a High Battery Voltage Alarm and shut down the engine immediately 6 621 Low Battery 10 0 V 0 28 0 If the battery voltage falls below this Voltage Warning limit during P_634 delay this will generate a Low Battery Voltage Warning 6 622 High Earth Current 0 A 0 2500 If earth fault current exceeds the Loaddump limits then genset opens the genset contactor immediately and starts the stop sequence 6 623 U
81. libration The calibration must be verified with certified 11 B05 Phase W Calibration calibrated test equipment 11 B06 Current U Calibration 11 BO7 Current V Calibration 11 B08 Current W Calibration 11 B09 Earth Current Calibr 11 B10 Battery Voltage Calibration 11 B11 Return to factory 0 1 If this parameter is set to 1 then all program settings parameters will be assigned with the factory set values 11 B12 Factory test mode 0 1 If this parameter is set to 1 then a special device test mode is activated factory test mode when the unit is fitted on a genset Otherwise severe damage may occur f Warning Do not activate the 83 DKG 707 User Manual V 01 29 07 10 2011 Program Group 12 Programmable Logic Functions Definition Group Parameter Definition Description 12 C00 2 Programmable Func 0 Params Each programmable logic function has three 12 C03 5 Programmable Func 1 Params parameters 12 C06 8 Programmable Func 2 Params The first parameter is the first input of the 12 C09 11 Programmable Func 3 Params function selected from a list of 183 entries see 12 C12 14 Programmable Func 4 Params Programming group 8 for detailed list 12 C15 17 Programmable Func 5 Params The second parameter is the second input of the 12 C18 20 Programmable Func 6 Params func
82. lsewidth in speed pulse control mode If Duration this parameter is set to zero then no maximum pulsewidth is used 10 A40 Voltage O msec 0 2000 This parameter defines the maximum Up Down pulsewidth in voltage pulse control mode Pulse Maximum If this parameter is set to zero then no Duration maximum pulsewidth is used 10 A41 kW Stability 36 2 0 255 This parameter defines the reaction speed of the kW control together with P_A23 parameter during soft loading unloading The standard value for this parameter is 36 But it must be readjusted for the genset during manufacturing If this parameter is too low a kW oscillation may occur If it is too high the kW transfer will be slower 10 A42 kVAr Stability 36 0 255 This parameter defines the reaction speed of the kVAr control together with P_A24 parameter during soft loading unloading The standard value for this parameter is 36 But it must be readjusted for the genset during manufacturing If this parameter is too low a kVAr oscillation may occur If it is too high the kVAr transfer will be slower 81 DKG 707 User Manual V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max Description 10 A43 Unload Ramp 8 0 100 This parameter defines the slave genset unloading rate as a percentage of its nominal power 10 A445 Unload Low Limit 0 kW 10 2500 Slave genset will be stopped when its power goes
83. ltage side 3 Electrical fault Abnormally high voltage or short circuit to battery voltage injector low voltage side 4 Electrical fault Abnormally low voltage or short circuit to battery negative injector low voltage or high voltage side 5 Electrical fault Abnormally low current or open circuit 6 Electrical fault Abnormally high current or short circuit to battery negative 7 Mechanical fault Faulty response from mechanical system 8 Mechanical or electrical fault Abnormal frequency 9 Communication fault Abnormal updating rate or Open circuit in injector circuit 10 Mechanical or electrical fault Abnormally large variations 11 Unknown fault Unidentified fault 12 Component fault Faulty unit or component 13 Faulty calibration Calibration values outside the limits 14 Unknown fault Special instructions 15 Data valid but above normal operating range least severe level 16 Data valid but above normal operating range moderately severe level 17 Data valid but below normal operating range least severe level 18 Data valid but below normal operating range moderately severe level 19 Received network data in error 20 not used reserved 21 not used reserved 22 not used reserved 23 not used reserved 24 not used reserved 25 not used reserved 26 not used reserved 27 not u
84. ly applied and program parameters are set accordingly to the genset specifications Please refer to the connection diagram at the end of this manual inputs etc A Make sure that external controls will not to start the engine PC mode select 7 1 Data Link Communication The DKG 707 uses a custom DATA LINK which allows DKG 707 units to communicate between them The DATA LINK is an isolated serial communication bus of 115200 bauds working on CAN transceivers The isolation voltage is 1000 volts AC Thanks to the isolation units are immune to ground potential differences All DKG 707 units in the system must be connected to the same data link in parallel The connection should be made using a shielded cable The shield should be connected to the Shield Ground terminal 22 at one end only The connection cable should be terminated with 120 ohm resistors at both ends only The resistors are available inside the DKG 707 units with one terminal connected to the DATA LINK H terminal 26 The second terminal of the resistor is found on the terminal 27 Connect terminals 27 and 25 together at the ends of the cable as shown in below figure DATA LINK H DATA LINK GND When connections are complete below behavior should be observed 1 On power up all devices claim an address and display priority levels of all devices connected to the bus 2 If there is no physical connection problem then devices will communicate with each
85. manually by pressing the RUN I button Press and hold pressed MENU and MENU keys at the same time The AVR and GOV check screen will be displayed Check that the engine speed can be increased and decreased by pressing Lamp Test Arrow Up and Alarm Mute Arrow Down pushbuttons Check that the alternator voltage can be increased or decreased by pressing MENU and MENU pushbuttons Cancel this display by pressing and holding pressed MENU and MENU keys again at the same time 5 Press the CLOSE I button The genset will keep running and the display will switch to the synchronization display screen 6 Watch the phase matching process on the synchroscope screen Adjust the Frequency Lock Gain parameter P_A20 and Frequency Lock I P Gain parameter P_A21 for the fastest phase locking If the GAIN parameter is set too high strong phase oscillation may occur If it is too low the phase locking will be slow Set an adequate value for a fast matching without oscillation Another way of adjusting the synchronization is to measure the delay If the phase matching does not occur in 10 seconds due to phase oscillations reduce the value of the parameter P_A20 to half of its value and restart the test until an acceptable synchronization delay is obtained 7 Adjust the AVR GAIN parameter P_A22 The voltage matching between master and slave gensets is adjusted with the AVR Gain parameter P_A22 Generally this parameter is not critical and often does n
86. minal 10A RMS Magnetic pickup voltage 0 5 to 30Vpk Magnetic pickup frequency 0 to 8000 Hz GOV Control Output 0 10VDC with external reference input AVR Control Output 0 10VDC fully isolated 1000 volts Charge Alternator Excitation Current 150mA minimum 10 to 30V Data Link Port Fully isolated serial communication 115200 bauds no parity 1 stop bit Canbus levels Operating temperature range 20 C to 70 C 4 to 158 F Storage temperature range 40 C to 80 C 40 to 176 F Maximum humidity 95 non condensing IP Protection IP65 from front panel IP30 from the rear Dimensions 235 x 167 x 48mm WxHxD Panel Cut out Dimensions 219 x 151 mm minimum Weight 550 g approx Case Material High Temperature Self Extinguishing ABS PC UL94 V0 89 DKG 707 User Manual V 01 29 07 10 2011 16 TYPICAL CONNECTION DIAGRAM O pu N o e fe TT So ch 5 gt 5 a se Al Te mz MINA E IMM 5 A x EG recor S US y o gS 5 ox v z D de 3 L Heese YI A TF N N 3 o A A A lt e A O A f o NNT VIVO a al E E x E HNV J 8 Ne e g E OQ am ONO ANIVLVO 1 ee 2 ul lal aya TA o o O oOo O amp Q gt 3 mM gt a 3 r ft 4 ose 6o 133 224 yoo Wwesbold a oleg o Ta 2 5 Ya Lx PUD Jepues m re ese ajia 555 Sp aero ST E o lt lt Bee 3 gt Yo J8pues 07 any E 2 5 m 3 JOPUBS ssald O
87. nbalanced 0 0 100 If one of phase current deviation from Current Warning average current of phases exceeds this limit this will generate an Unbalanced Current Warning 6 624 Unbalanced 0 0 100 If one of phase voltage deviation from Voltage Warning average voltage of phases exceeds this limit this will generate an Unbalanced Voltage Warning 70 DKG 707 User Manual V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max Description 6 625 Load Shedding Low Limit 100 kW 5000 If the genset active power output goes below this limit then the Load Shedding relay will be deactivated 626 Load Shedding High Limit 200 kW 5000 If the genset active power output goes above this limit then the Load Shedding relay will be activated 627 Hysteresis Voltage _602 30 P_602 This parameter provides the busbar and genset voltage limits with a hysteresis feature in order to prevent faulty decisions For example when the busbar is present the busbar voltage low limit will be used as the programmed low limit P_607 When the busbar fails the low limit will be used as P_607 P_627 It is advised to set this value to 10 x P_602 volts 628 Genset L L Voltages 0 Display genset L N voltages 1 Display genset L L voltages 629 Frequency Voltage Offset 20 _602 P_602 50 P_602 This paramet
88. nd time Service counters Statistical counters Logged events Program parameters During power on the display shows company LOGO for 5 second The display has basically two modes Normal operation Programming mode The programming mode will be explained later in this document The display is driven by a menu system The display has many different screens divided into 3 main groups The navigation between different screen groups is made with the MENU and MENU buttons Each depression of the MENU button switches the display to the next group Each depression of the MENU button switches the display to the previous group The third group is the event logging display In the event logging display each depression of the MENU button switches to the next event page After the third page the event screen is switched to the first page of the next event Each depression of the MENU button switches to the previous event page After the first page the event screen is switched to the third page of the previous event To exit from event logging display please hold pressed MENU or MENU button Navigation between different screens in a group is made with the ARROW UP LAMPTEST and the ARROW DOWN ALARM MUTE buttons These buttons are also used to switch to the previous or next event in the event logging display During operation the DKG 707 will switch automatically between different screens displaying always the most
89. oad subtract limit P_626 Both functions are inactive when the total active power is between the two limits These functions offer an inexpensive solution to establish a smart load management system without extra devices as PLCs The load Subtract Limit is used in common with Load Shedding High Limit and the Load Add limit is used in common with Load Shedding Low Limit 54 DKG 707 User Manual V 01 29 07 10 2011 9 18 Speed and Voltage UP DOWN Relay Outputs The DKG 707 is able to control motorized potentiometers through up down output functions In order to use up down functions corresponding digital output function P_8x0 parameter should be set properly If speed up down outputs are enabled the master unit will operate in order to adjust itself to the nominal speed defined in program parameter P_A38 If speed_up or speed_down functions are assigned to digital outputs then the unit will start to generate speed up down pulses to control the external speed potentiometer Thus the analog GOV control output is no more valid The minimum speed pulse width is set through program parameter P_A33 the minimum delay between two successive pulses is set through program parameter P_A34 and the maximum speed pulsewidth is set through program parameter P_A39 If voltage up down outputs are enabled the master unit will operate in order to adjust itself to the nominal voltage defined in program parameter P_A37 If voltage_up
90. olated ground AVR voltage control outputs The isolation is 2 AVR CONTROL Outputo tovoe 1000 Volts 3 GOVERNOR CONTROL Output 0 10VDC Connect this output to the terminal J or EXT OUTPUT of the speed governor 4 GOVERNOR CONTROL Input 0 10VDC Connect this terminal to the GND terminal of REFERENCE INPUT the speed governor 5 SHIELD GROUND This terminal is to be connected to the protective shield of the coaxial cable used for AVR and GOV controls The terminal is internally connected to the GND DC power supply negative terminal WARNING Ground the shield at one end only 6 MAGNETIC PICKUP Inputs 0 5 30V Connect the magnetic pickup signal to these 7 MAGNETIC PICKUP 0 20KHz inputs The signal strength range is 0 5 to 30V_pp 8 CURR_13 Current transformer Connect the genset current transformer inputs 5A AC terminals to these inputs Do not connect the 9 CURR_I3 same current transformer to other units than DKG 707 otherwise the unit may be damaged 10 CURR_12 Connect each terminal of the transformer to the unit s related terminal Do not use common ml CURR 12 terminals Do not use grounding Correct 12 CURR H polarity of connection is vital If the measured power is negative then change the polarity of 13 CURR l1 each 3 current transformers The rating of the transformers should be the same for each of 14 FAULT CURRENT the 3 phases The secondary winding rating shall be 5 Amperes For ex 200 5 Amps 15 FAULT CURRENT
91. or voltage_down functions are assigned to digital outputs then the unit will start to generate voltage up down pulses to control the external voltage potentiometer Thus the analog AVR control output is no more valid The minimum voltage pulse width is set through program parameter P_A35 the minimum delay between two successive pulses is set through program parameter P_A36 and the maximum voltage pulsewidth is set through program parameter P_A40 Phase lock gain P_A20 frequency lock I P gain P_A21 parameters affect phase matching and the parameter P_A22 sets the voltage matching during synchronization kW gain P_A23 kW Stability P_A41 kVAr gain P_A24 and kVAr Stability P_A42 parameters set load sharing performance External potentiometers should be set to mid position at initial conditions 9 19 User Defined Input Strings The unit provides capability for user defined strings on three digital inputs The assigned string is displayed when a fault condition is generated from this input The strings are programmed in programming P_3XX menu User string 1 programming area P_320 339 User string 2 programming area P_340 359 User string 3 programming area P_360 379 When the user has defined the string this string can be assigned to any digital inputs function The corresponding input s P_7x0 parameter should be set to 29 30 or 31 accordingly 55 DKG 707 User Manual V 01 29 07 10 2011 9 20 Relay E
92. ot require a special adjustment It defines the reaction speed of the AVR output to voltage differences between master and slave gensets during synchronization If this parameter is too high a voltage oscillation may occur If it is too low the voltage matching will be slower 8 Stop the genset Readjust P_A16 and P_A19 to their initial values 9 Repeat the operations 3 to 8 for each slave genset 10 Stop the master genset and disconnect its genset contactor output 11 Select a slave genset and connect its genset contactor output Run this genset then press the CLOSE I button When the busbar is energized repeat steps 3 to 8 for the previous master 12 Reconnect all genset contactor outputs 40 DKG 707 User Manual V 01 29 07 10 2011 7 5 Load Sharing Before running tests set the multi genset delayed stop power P_A27 to 0 on every unit 1 Check that no DATALINK COMMUNICATION LOST fault appears and the status of each device connected to the datalink bus is displayed correctly on each unit s screen 2 Run master genset in manual mode and close the genset contactor to the busbar by pressing manual GC ON push button 3 Run a slave in manual mode and press manual GC ON button 4 The slave will synchronize to the master and the load share process will begin Select the load share screen with bargraphs Follow the load share screen If there is a possibility of loading the system suddenly load the busbar at 50 of
93. p Digital Input Low Coolant Level Digital Input Alternator High Temp Digital Input High Oil Temp Digital Input Overload Digital Input Low Fuel Level Digital Input Battery Charger Fail Digital Input Battery Charger load F Digital Input Intrusion Detector Alarm Digital Input Earthquake Alarm Digital Input Spare Alarm 4 Digital Input Spare Alarm 3 Digital Input Spare Alarm 2 Digital Input Spare Alarm 1 Digital Input Gen Under Frequency Phase U Set if the genset frequency goes under the Low Frequency Shutdown P_612 limit for Frequency Timer P_615 period Gen Over Frequency Phase U Set if the genset frequency goes over the High Frequency Shutdown P_614 limit for Frequency Timer P_615 period High Battery Voltage Battery Set if the battery voltage goes over the High Battery Voltage Shutdown P_620 limit Low Fuel Level Analog In Set if the fuel level measured from analog input goes under the Low Fuel Level Shutdown P_538 limit High Oil Temperature Analog In Set if the oil temperature measured from analog input goes over the High Oil Temperature Shutdown P_536 limit High Coolant Analog In Set if the coolant temperature measured from analog input goes Temperature Measured over the High Coolant Temperature Shutdown P_534 limit Low Oil Pressure Analog In Set if the oil pressure measured from analog input goes under the Measured Low Oil Pressure Shutdown P_532 limit Fail To Stop Internal Set if
94. ption 10 A32 GensetRun Stop 0 0 7 This parameter defines mastership and Priority run stop priorities between gensets The lowest number means the highest priority level and the master will be the unit with the highest priority level in same GCB status and operating mode The master will run the highest priority slave first and stop it last If more than one unit has the same priority level than the remaining engine hours to service will be the priority criteria between them 10 A33 Speed Up Down 10 msec 10 200 This parameter defines the minimum pulse Pulse Minimum width in speed pulse control mode 10 A34 Speed Up Down 20 msec 20 1000 This parameter defines the minimum pulse Pulse Delay delay between two speed up down control pulses 10 A35 Voltage 10 msec 10 200 This parameter defines the minimum pulse Up Down width in voltage pulse control mode Pulse Minimum 10 A36 Voltage 20 msec 20 1000 This parameter defines the minimum pulse Up Down delay between two of voltage up down Pulse Delay control pulses 10 A37 Nominal genset 220 V 100 300 If voltage up down relay control is enabled Voltage the master unit will bring its alternator voltage to this value 10 A38 Nominal Genset 50 Hz 45 65 If speed up down relay control is enabled Frequency the master unit will bring the genset frequency to this value 10 A39 Speed Up Down O msec 0 2000 This parameter defines the maximum Pulse Maximum pu
95. quency are not monitored until expiration of this timer However if the frequency exceeds the high frequency shutdown limit P_614 by 12 then an alarm is generated regardless of the timer 5 510 Cooling Timer 2 0 Min 0 0 15 0 This is the period that the genset runs for cooling purpose after the genset contactor is open Stop Timer 10 Sec 90 This is the maximum time duration for the engine to stop For Activate to Stop type engines this will be the period during which the stop solenoid is energized If the genset has not stopped after this period a FAIL TO STOP alarm will occur 5 512 Horn Timer 60 Sec 120 This is the maximum period during which the alarm relay output may stay active If the period is set to 0 this will mean that the delay is unlimited 5 513 Exercise start day and hour 168 168 This parameter defines the start day and hour of the exerciser Values higher or equal to 168 mean that the exerciser is off The exercise may be selected to start at the beginning of the any hour of the week The parameter value is the hour count of the start time Examples 0 exercise starts at Monday 00 00 1 exercise starts at Monday 01 00 8 exercise starts at Monday 08 00 24 exercise starts at Tuesday 00 00 167 exercise starts at Sunday 23 00 168 exerciser off If a daily exercise is selected with parameter P_515 0 t
96. r unit only For slave gensets the TEST pushbutton is inoperative as well as the external FORCE TEST MODE signal input TEST mode is entered by pressing the TEST pushbutton of the master unit but it may be activated by the automatic exerciser or the FORCE TEST MODE signal input also When TEST mode is selected the yellow led on the TEST pushbutton will turn on Once the test mode is activated the master runs all gensets not limited to the requested startup power and puts them in parallel as explained in the AUTO mode If Test on load P_516 parameter is set to 1 then the master will provide the READY signal at the end of ready delay timeout P_549 in order to enable load transfer If P_516 is set to 0 then the ready signal is not provided It may still be provided depending on the Emergency Backup Operation parameter P_547 If Test on load is disabled and the Emergency Backup operation P_547 is enabled and the remote start signal is provided then the master will supply the READY signal Test mode will be automatically terminated after 6 minutes if entered by pressing the TEST button When the TEST mode is terminated if Remote Start signal is not provided then the stop sequence will start as described in AUTO mode 28 DKG 707 User Manual V 01 29 07 10 2011 5 4 MANUAL mode The manual mode allows the user to control the operation of the genset and provides fault finding and diagnostic testing of the various functions
97. rating mode AUTO MANUAL OFF TEST Genset operation status running synchronizing cooldown etc Genset phase voltages L1 L2 L3 Genset phase currents L1 L2 L3 Busbar phase voltages L1 L2 L3 Genset active power KW Genset power factor Genset frequency Engine rom Busbar frequency Battery voltage Coolant temperature Oil temperature Oil pressure Fuel level Digital inputs ECU air filter differential pressure ECU ambient air temperature ECU exhaust gas temperature displayed on PC only ECU Fuel rate L h displayed on PC only ECU boost pressure 53 DKG 707 User Manual V 01 29 07 10 2011 9 16 Statistical Counters The DKG 707 provides a set of non resettable incremental counters for statistical purposes The counters consist on total engine hours run total genset active power kW h total genset apparent power kVA h total genset reactive power kVAr h total engine cranks total genset runs total genset on load These counters are kept in a non volatile memory and are not affected from power failures 9 17 Load Add Load Subtract Outputs The DKG 707 offers two extra load management output functions These functions can be assigned to any of the digital outputs through programming menu See chapter 11 for details The load add function is activated when the total system active power goes below load add limit P_625 The load subtract output is enabled then total system active power goes above l
98. re set to 50 and Governor Droop Enable parameter is set to 0 P_A04 0 in programming menu 2 Make sure that the AVR Rest Point and AVR Droop parameters P_A13 and P_A14 are set to 50 AVR Droop Enable parameter is set to 0 P_A11 0 in programming menu 3 Select MANUAL mode and press RUN I pushbutton When the genset runs adjust the desired genset frequency using the electronic governor controllers SPEED potentiometer 4 Adjust the desired genset voltage using the AVR s VOLTAGE ADJUST potentiometer 5 Get in the programming menu and start increasing the Governor Rest Point parameter P_A06 The engine speed should increase If the engine speed decreases then set the Gov Reverse Polarity parameter P_A05 to 1 6 Set Governor Rest Point parameter P_A06 to 0 Adjust the Governor Offset parameter P_A08 in order to obtain a genset frequency 3Hz below the nominal frequency 7 Set Governor Rest Point parameter P_A06 to 100 Adjust the Governor Output Swing parameter P_A09 in order to obtain a genset frequency 3Hz above the nominal frequency 8 Set the Governor Rest Point parameter P_A06 to 50 9 Start increasing the AVR Rest Point parameter P_A13 The genset voltage should decrease If the genset voltage increases set the AVR Reverse Polarity parameter P_A12 to 0 10 Set the AVR Rest Point parameter P_A13 to 100 Adjust the AVR Output Swing P_A15 parameter in order to get a genset voltage 5 different from th
99. refer to the programming section for a more detailed description of the above parameters When the start day and hour of exercise has come the unit will automatically switch to TEST mode The master device will run with all available slaves and if the on load exercise P_516 is selected then the load will be transferred to the genset system WARNING Slave devices do not respond to the exerciser However master genset runs all slaves If a remote start requested during the off load exercise the load will not be transferred to the gensets unless the Emergency Backup Operation is allowed by setting the parameter P_547 to 1 Thus it is highly recommended that the Emergency Backup mode enabled with off load exerciser WARNING If any mode push button pressed except test mode push button A exerciser will be terminated immediately and a stop sequence will be initiated In case of test push button pressing exerciser will be terminated but stop sequence will be initiated at the end of time limited test At the end of the exercise duration the unit will switch back to the initial mode of operation Using the daily exercise mode the unit may feed the load from the genset during predefined hours of the day This operation may be used in high tariff periods of the day 51 DKG 707 User Manual V 01 29 07 10 2011 9 14 Sender type Selection The unit has the ability to adapt to any type of sender The commonly used standard sender
100. rents goes over the Overcurrent Limit P_603 for Over current Excess Power Timer P_605 Gen Contactor Internal Set if at genset contactor does not operate when Genset Contactor CLOSING error Timer P_631 expired This loaddump is enabled by enabling one of digital inputs as GC auxiliary contactor feedback Gen Contactor Internal Set if at genset contactor does not open when Genset Contactor OPENING error Timer P_631 expired This loaddump is enabled by enabling one of digital inputs as GC contactor feedback Synchronization Fail Internal Set if the phase and voltage synchronization is not successful before the expiration of Synchronization Fail Timeout P_A16 Excitation Lost Internal Set if the AVR control output has gone to the low or high limit when the genset is on load Wrong GC ON Request Internal Set if the master requests GC closing without synchronization when the busbar is alive No Busbar For Synch Internal Set if the master requests synchronization to a dead busbar Busbar Out Of Limits Internal Set if busbar voltages or frequency are not within limits and busbar voltage above Dead Bus Limit P_630 during 5 seconds when the master requests the slave to close the genset contactor to the busbar Dead busbar Internal Set if busbar voltages or frequency are not within limits during bus bar fail timeout P_632 after the genset contactor is closed 25 DKG 707 User Manual V 01 29 07 10 2011
101. rest level defined by P_A06 P_A04 GOV Droop Enable This parameter enables disables the activation of the governor droop operation If governor droop control is disabled the output will always stay at the rest level defined by P_AO6 P_A05 GOV Reverse Polarity In normal polarity the governor control voltage increases in order to increase the engine speed If reverse polarity is selected the governor control voltage will decrease in order to increase the engine speed P_A06 Governor Rest Point This is the rest value of the governor control output at no load Always set this value to 50 which is the mid course and then adjust the engine speed from the speed governor Modifying this parameter is not advised since it may interfere with the speed droop operation P_A07 Governor Droop This is the rest value of the governor control output at full load If droop function is not needed set this value to 50 Otherwise determine the governor output value for the required engine speed at full load then set that value to this parameter P_A08 Governor Offset This parameter is used to add an offset value to the governor output in order to set a low limit for this output It can be adjusted between OVdc and 10Vdc P_A09 Governor Output Swing This parameter is used to set the Governor output high limit Various voltage levels can be adjusted between 0 10Vdc as output high limit P_A20 Frequency Lock Gain This parameter defines the reaction speed
102. rgency Stop Digital Input Low Coolant Level Digital Input Alternator High Temp Digital Input High Oil Temp Digital Input Overload Digital Input Low Fuel Level Digital Input Battery Charger Fail Digital Input Battery Charger Digital Input load Fail Motion Detector Alarm Digital Input Earthquake Alarm Digital Input Spare Alarm 4 Digital Input Spare Alarm 3 Digital Input Spare Alarm 2 Digital Input Spare Alarm 1 Digital Input Address Conflict Internal Set if more then one unit uses the same address in the Data Link Invalid Address Number Internal Set if the device has an invalid address number below then 1 or over then 8 Address numbers must be within 1 and 8 Earth Current Fault Internal Set if the earth current exceeds the earth fault limit P_622 There is no action when limit set as 0 Data Link Error Data Link Set if the device encounters a Data Link physical layer problem Comm Busbar Phase R S T Set if the busbar phase sequence is not correct and Ignore Phase Sequence Fail Order P_633 parameter is 0 Gen Reverse Power Internal Set if the genset consumes active power KW from the busbar and this power goes over the Reverse Power Load Dump P_606 limit Gen Excess Power Internal Set if the genset power KW supplied to the load goes over the Excess Power Load Dump P_604 limit for Over current Excess Power Timer P_605 Alternator Over current Internal Set if at least one of the genset phase cur
103. s information and a comprehensive track of measured values are stored within the event memory The events are recorded with a time stamp The date and time information comes from the internal real time clock of the unit The events are stored in a circular memory This means that a new coming event will erase the oldest recorded event The events are always displayed starting from the most recent one Events are kept in a non volatile memory and are not affected from power failures WARNING Entering and exiting the event logging display is performed by long pressing MENU gt or MENU lt buttons When the Event Logging screen is displayed each depression on the DOWN button makes the display switch to the next event screen and UP button makes the display switch to the previous event screen Each event is displayed in 3 screens Thus the first depression of the DOWN ARROW button will switch to the second screen of the same record The next depression will switch to the third screen of the same record and the next depression will switch to the first screen of the next record Thus a total of 1536 screens are available for the event display Event sources are Shutdown alarms Load dump alarms Warnings Operating mode change OFF AUTO etc Genset status change on_load off_load cranking cooldown etc Periodic records Event record contents are Event type alarms mode change periodic etc Date and time Genset ope
104. s left open If this input is tied to GROUND the program value modification will be disabled to prevent unauthorized intervention It is advised to keep always the PROGRAM LOCK input tied to GROUND Each long depression of the MENU button will switch to the next program group and each long depression of the MENU button will switch to the previous program group Each password is a number between 0 and 65535 They will allow different levels of program modification Level Definition Factory set Description 1 Service password 1 Allows the modification of service parameters 2 Factory password 3 Allows the modification of factory set parameters service parameters and operation mode parameters 3 Production 10 Allows the modification of all parameters including the password calibration Programmed values are stored in a Non Volatile Memory which is not affected by energy failures To EXIT programming press the PGM button 60 DKG 707 User Manual Program Group Definitions V 01 29 07 10 2011 Group Definition er Description 1 Set date and time 1 Unit s internal date and time used for event logging 2 Change Password 1 Changes password Only the password of the current level may be changed 3 Site ID and User Defined Input 1 20 character ASCII string defining the genset Strings location 20x3 character ASCII string area for the user def
105. sed reserved 28 not used reserved 29 not used reserved 30 not used reserved 31 Condition exist 44 DKG 707 User Manual V 01 29 07 10 2011 9 OTHER FEATURES 9 1 Return to factory settings The DKG 707 has hundreds of programmable parameters that may affect the operation of the unit lt is often required to restart programming from the initial factory set values of program parameters The DKG 707 offers the possibility of returning to factory set values of parameters In order to return to factory settings it is sufficient to set the program parameter P_B11 1 This parameter is not stored instead of this a return to factory settings operation is performed 9 2 Load sharing screen selection The DKG 707 offers 4 different representation of the load share operation Each representation emphasizes a different aspect of the operation Screen 1 Graphical analog load display Screen 2 Bargraph representation Screen 3 Large scale characters for more readability Screen 4 Maximum information The default load share screen selection is made through program parameter P_520 The factory set screen is number 3 Sample screens are below SHARIHG 1 LOAD SHARING 2 100 R a 37 z aE 1 00 1E y R H Pb ooh pea EAT MO i mpm gt 5 da TD LOAD SHARIHG 3 Jas T 216 BA 4 a f KUAR D SHARING 4 7iguU 4428 pe oe
106. ster because master unit will manage all run stop operations and the load share Master selection criteria are below starting from the highest priority point 1 The GCB status of the genset The unit which closes its GCB first is elected master exception not valid in stop sequencing 2 AUTO mode 3 MANUAL mode 4 Run Stop Priority level programmed through parameter P_A32 This level is used to elect the master between units with the same operating mode 5 Engine hours to service 6 OFF mode is the lowest priority level for master identifying Master election doest not occur Units in the same operation mode and same GCB status elect the device as master with lowest run stop priority number highest priority Only when all devices are in OFF mode that master election does not occur If there are more than one unit in the same operating mode with the same GCB status and the same priority level then the one with the most engine hours to service will be the master Thus the mastership may change even during genset operation depending on engine hours to service However the program parameter P_A30 Master Change Delay will prevent frequent master changes It is also possible to change the mastership by modifying the priority level through the program menu Below are the master change sequences in different situations All Units Off Load If all units have the same operating mode AUTO mode and if the priority of a unit is incre
107. ster genset will close its genset contactor to the busbar first Then it will send synchronize commands to the slaves Slave gensets will synchronize to the busbar and close their genset contactors Each unit displays the GC status information of other units Thus any closed contactor will prevent the closing of the genset contactor without synchronizing A slave with the genset contactor closed will be in load sharing mode After all slaves requested to run have closed their genset contactors the master unit will activate the READY output Once the READY signal is active the transfer switch control unit will close the load contactor and the load is feeded from the busbar The load is equally shared as percent between master and slave gensets The power rating of a genset does not apply Every genset takes an equal percentage of its nominal power rating 27 DKG 707 User Manual V 01 29 07 10 2011 In load share mode the master will constantly reevaluate the number of slaves to run The Multi Genset Reserve Power P_A02 will be always available additionally to the supplied power If a new slave is to be run this will be the slave with the highest level of priority If two slaves have the same priority level then the genset with the most engine hours to service is selected The master sends engine start command to the selected slave The slave will run synchronize and share load If one of the slaves is to be stopped this will be th
108. t The slave genset will run synchronize and close the genset contactor to the busbar If load surge exceeds quick start limit for instance 92 then master will start a new slave immediately without delay If the load level goes under Multi Genset Delayed Stop limit for instance 55 during Multi Genset Start stop Delay then the master will make a stop decision The lowest prioritized highest priority number genset will stop first The slave genset will be smoothly unloaded at a rate of 8 of its nominal power per second and disconnected from the busbar when power level goes under 8 The Multi Genset Delayed Stop Power P_A27 should always be defined lower than Multi Genset Delayed Start Power P_A25 Otherwise the master genset will take recursive run stop decisions The same way the Multi Genset Quick Start limit P_A26 should be defined higher than the Multi Genset Delayed Start limit P_A25 Otherwise only the quick start limit would work If more than one genset has the same priority level then all run stop decisions between these gensets will be based on the engine hours to service counter A The Multi Genset Reserve Power parameter P_A02 is also taken into account in order to calculate the load percentage 34 DKG 707 User Manual V 01 29 07 10 2011 6 4 Master Change The master unit will usually be the unit with the highest priority level lowest priority number However there are more criteria to elect the ma
109. tactor statuses device priority levels Phase to Neutral Voltage Phase Current Phase Active Power kW Phase Apparent Power kVA Phase Reactive Power kVAr Phase Power Factor Genset phase L3 parameters Genset and contactor statuses device priority levels Phase to Neutral Voltage Phase Current Phase Active Power kW Phase Apparent Power kVA Phase Reactive Power kVAr Phase Power Factor Synchroscope Synchronization Timer Genset busbar voltage difference Genset busbar frequency difference Genset busbar phase angle degrees Governor Output graphical AVR Output graphical Load Sharing Screen 1 ANALOG LOAD METER Genset and contactor statuses device priority levels Genset percent load graphics Genset frequency Genset phase L1 voltage genset phase L1 current Genset Active Power kW genset apparent power kVA genset Reactive Power kVAr genset power factor Load Sharing Screen 2 DYNAMIC BARGRAPHS Genset and busbar statuses Genset Active Power and genset target power graphical Genset Reactive Power genset target reactive power graphical Governor Output graphical AVR Output graphical Load Sharing Screen 3 LARGE SCALE CHARACTERS Genset and busbar statuses LARGE SIZE DISPLAY OF Genset phase L1 voltage Genset phase L1 current Genset Active Power kW genset Reactive Power kVAr genset power factor Load Sharing Screen 4 MAXIMUM
110. ters P_7x5 and P_7x6 The external selection input has a higher level of priority than the front panel keys Thus if the operating mode is forced by the external input this will override the selection made by the front panel keys However when the external selection signal is removed the unit will resume to the mode selected by the front panel keys If a front panel mode selection key is pressed while the external mode select input is active then the key selection will be stored and when the external selection signal is removed the unit will resume to this mode 5 6 External Command Mode The external command mode offers the user flexible solutions in customized systems such as PLC controlled ones External command mode can be selected by defining two digital inputs as EXTERNAL RUN and EXTERNAL GCB 0N control inputs For this the corresponding input P_7x0 parameter should be set to 27 and 28 accordingly If external command mode is used it is advised to assign one of the programmable leds parameter between P_820 and P_824 on the front panel to function 150 In this mode when EXTERNAL RUN input is applied the unit will go into MANUAL mode and engine run sequence will be initiated immediately as the manual run push button was pressed However if EXTERNAL RUN signal disappears during startup sequence the unit will set the stop sequence as the manual stop push button was pressed When device runs in this mode if EXTERNAL GCB ON si
111. the READY output at the end of P_549 ready delay timeout and the transfer switch controller will close the load contactor Basic scheme MAINS BUSBAR C1 GC 2 55 341 DKG 707 l 34 22 DKG 707 33 j 34 5S DKG 707 GC 4 a AUTO TRANSFER 34 SWITCH CONTROLLER DKG 707 E Mains Contactor Load Contactor GC 3 GC 5 REMOTE START 34 55 SIGNAL LE DKG 707 READY GC 6 RELAY GC 7 55 341 DKG 707 a 55 241 DKG 707 oan 55 24 DKG 707 GC 8 There is no obligation for identical gensets Gensets in parallel will share the load with equal percentage For instance if a 200KW genset is running in parallel with 1000 and 300 KW gensets under 750 KW of total load the first genset will supply 100 KW second genset will supply 500 KW and third genset will supply 150 KW Reactive load sharing will be made in same way Basic features are Simple and cost effective application Adaptation to all models of AVR and GOV controllers without extra hardware Different power ratings acceptable for both gensets User defined Reserve Power User defined genset run stop priority levels Monitoring status of all available gensets in every unit Slave genset run stop logic based on user defined power levels and time delays Equal aging automatic master slave switching based on Engine Hours to Service Automatic master slave switching in case of failure of the Master unit External master slave switching allowed thro
112. the engine is not stopped before the expiration of the Stop Timer P_511 Fail To Start Internal Set if the engine has not started after Start Attempts P_507 number of attempts Genset Low Voltage U V W Set if any of the genset phase voltages goes under the Genset Low Limit P_609 voltage Genset High Voltage U V W Set if any of the genset phase voltages goes over the Genset High Limit P_610 voltage Genset Phase Sequence U V W Set if the genset phase sequence is not correct This alarm may be Fail cancelled also by programming the Ignore Phase Order parameter P_633 to 1 Low Engine Speed Magnetic Set if the engine rom goes under the Low rpm Shutdown P_542 Pickup limit If the Crank Teeth Count P_539 is set to 0 this alarm will be disabled High Engine Speed Magnetic Set if the engine rom goes over the High rpm Shutdown P_544 Pickup limit If the Crank Teeth Count P_539 is set to 0 this alarm will be disabled J1939 ECU Alarm J1939 Set if the communication between the unit and the ECU is lost 94 DKG 707 User Manual 4 2 Load Dump Alarms V 01 29 07 10 2011 Definition Source Description Low Oil Press Switch Digital Input These load dump alarms are set depending on the digital input High Eng Temp Switch Digital Input settings The related program parameters are P_700 to P_7B6 Eme
113. the nominal load and follow the kW fluctuations on the LCD screens The system should get in the equilibrium in approximately 5 seconds If the response is stable but slow then increase the kW gain parameter P_A23 If the response is fast but with fluctuations then increase kW Stability P_A41 parameter Unload the system and suddenly reload it with 50 of the nominal load and follow the kVAr fluctuations on the LCD The system should get in the equilibrium in approximately 5 seconds If the response is stable but slow then increase the kVAr gain parameter P_A24 If the response is fast but with fluctuations then increase the kVAr Stability P_A42 parameter If both gensets are identical the same values of P_A23 P_A24 P_A41 and P_A42 may be used commonly If they are different toggle the master slave selection and make the same adjustments for the previous master genset 5 Switch master and slave and repeat operation above for all devices 7 6 Synchronizing To Mains For synchronizing multi generating set system to mains a DKG 727 unit is required Please refer to DKG 727 user manual for detailed explanations Mains synchronization program parameter P_A47 must be set to 1 The unit displays MAINS UNIT COMM LOST warning if communication cannot be established with the DKG 727 When DKG 727 is used wiring may not be required for remote start If starting with message parameter P_550 is set to1 then the multi generating s
114. the unit will give an ECU FAIL alarm and stop the engine This feature prevents uncontrolled engine operation The fault conditions of an electronic engine are considered by the unit as warnings and do not cause engine stop The engine is supposed protected by the ECU which will stop it when necessary The electronic engine fault codes are displayed on the unit both as text and SPN FMI pairs A maximum of 8 fault codes can be displayed at a time If a fault code is not recognized by the unit only the SPN FMI numbers will be displayed The engine manufacturer s user manual should be considered for the complete list of fault codes Please refer to programming section for detailed explanation of P_522 and P_523 42 DKG 707 User Manual V 01 29 07 10 2011 Below is a basic list of fault conditions x denotes any FMI SPN FMI DESCRIPTION 94 x Fuel filter restriction Fuel pressure sender fail 98 X Low oil level High oil level Oil level sender fail 100 x Low oil pressure Oil pressure sender fail 102 X High boost pressure Turbo outlet pressure sender fail 105 xX Intake manifold temp high Intake manifold temp sender fail 107 X Air filter restriction Air filter sender fail 108 X Atmospheric pressure sender fail 110 X High coolant temperature Coolant temperature sender fail 111 Xx Low coolant level Coolant level sender fail 164 Xx High injector activation pressure Injector act
115. tion selected from the same list 12 C21 23 Programmable Func 7 Params The third parameter is the logic operation 12 C24 26 Programmable Func 8 Params between two arguments 12 C27 29 _ Programmable Func 9 Params Please check chapter 9 21 for a more detailed 12 C30 32 Programmable Func 10 Params explanation 12 C33 35 Programmable Func 11 Params 12 C36 38 Programmable Func 12 Params 12 C39 41 Programmable Func 13 Params 12 C42 44 Programmable Func 14 Params 12 C45 47 Programmable Func 15 Params Group Parameter Definition Min Max Description 12 Cn Programmable Logic O 183 This parameter defines first input of the Function Input 1 programmable logic function and may be selected from the function list of 183 entries See programming section 8 for detailed list 12 Cn 1 Programmable Logic O 183 This parameter defines the second input of Function Input 2 the programmable logic function 12 Cn 2 Programmable Logic 0 5 This parameter defines logic operation Function between input 1 and input 2 Below functions are available 0 OR 1 AND 2 XOR exclusive OR 3 NOT 4 NAND 5 NOR 84 DKG 707 User Manual V 01 29 07 10 2011 12 MAINTENANCE DO NOT OPEN THE UNIT There are NO serviceable parts inside the unit Wipe the unit if necessary with a soft damp cloth Do not use chemical agents The module may start the engine anytime without warning due to external request Pr
116. ugh remote priority change inputs Predefined Master unit without the need for AVR and GOV controls on master 31 DKG 707 User Manual V 01 29 07 10 2011 6 2 Synchronization Dead Bus Closing When the remote start signal is received all necessary gensets will run and the master genset will check the busbar status and genset contactor status of all slave gensets If the master detects dead bus and no closed contactor then it will close the genset contactor immediately to the busbar Otherwise the master will start synchronization sequence Phase Matching The phase matching is locking the frequency and the phase of the genset to the busbar In order to achieve this the DKG 707 compares the frequency and the phase of the busbar voltage phase L1 with the genset voltage phase L1 and adjusts its GOV Control output terminals 3 4 accordingly The GOV Control output controls the speed of the engine through the speed control module If the engine does not have a speed governor it is not possible to make frequency or phase control The GOV Control output terminal 3 is an analog voltage output of 0 10 VDC with external reference voltage input The output impedance is 1 K ohms The functions of the GOV Control output are controlled by below programmed parameters P_A03 GOV Control Enable This parameter enables disables the activation of the governor control output If governor control is disabled the output will always stay at the
117. ump Digital Input_5 125 Warning GOV Control Fail 062 Load Dump Digital Input_6 126 Warning Low Engine Speed 063 Load Dump Digital Input_7 127 Warning High Engine Speed 75 DKG 707 User Manual No FUNCTION 128 Warning Too Few Generators 129 Warning Undefined Warning_65 130 Warning Undefined Warning_66 131 Warning J1939 ECU Fail 132 Warning Undefined Warning_68 133 Warning Address Not Claimed 134 Warning Data Link Comm Lost 135 Warning Service Request 136 Warning Undefined Warning_72 137 Warning Undefined Warning_73 138 Warning Undefined Warning_74 139 Warning Undefined Warning_75 140 Warning Undefined Warning_76 141 Warning Undefined Warning_77 142 Warning Undefined Warning_78 143 Warning Undefined Warning_79 144 Load Add Output 145 Load Subtract Output 146 Speed Up Output 147 Speed Down Output 148 Voltage Up Output 49 Voltage Down Output 150 External Command Mode Active 151 Not in Auto 152 MANUAL Mode Active 153 AUTO Mode Active 154 OFF Mode Active 155 TEST Mode Active V 01 29 07 10 2011 No FUNCTION 156 Genset Manual Run 157 Genset Manual Stop 158 Genset Running 159 Genset Voltage Exist 160 Busbar Voltag
118. under this limit 10 A45 Unload Timer 30 sec 0 120 This parameter defines the maximum soft loading unloading duration 10 A46 Ramp in 0 0 1 If this parameter set to 1 then in manual MANUAL mode mode the slave genset will open its genset Enabled breaker after ramping when manual GC OFF or manual stop pushbutton is pressed 10 A47 Mains Synch 0 0 1 This parameter is used to enable Enable synchronizing to mains feature of unit 10 A48 All Gensets at 1 0 1 This parameter determines the number of Startup gensets to start at startup 1 all gensets run at startup 0 only enough gensets for startup power P_A01 run 82 DKG 707 User Manual V 01 29 07 10 2011 Program Group 11 Input Calibration This group of programs defines the calibration coefficients for the voltage and current measurements as well return to factory set parameters and production testing This group is strictly reserved for manufacturing process and must not be modified Otherwise faulty measurements and unpredicted operation may occur Group Param Definition Min Max Description 11 B00 Phase R Calibration O 60000 Each parameter defines the sensitivity of one 11 B01 Phase S Calibration measurement input If the parameter increases the 11 B02 Phase T Calibration input becomes more sensitive and reads a higher 11 B03 Phase U Calibration value 11 B04 Phase V Ca
119. unting the Unit The unit is designed for panel mounting The user should not be able to access parts of the unit other than the front panel Mount the unit on a flat vertical surface The unit fits into a standard panel meter opening of 219x151 millimeters Before mounting remove mounting brackets from the unit then pass the unit through the mounting opening The unit will be maintained in its position by 4 plastic mounting brackets The DKG 707 is used in 12 or 24 V DC operation The engine body must be grounded for correct operation of the unit Otherwise incorrect voltage and frequency measurements may occur resulting in faulty operation The output of the current transformers shall be 5 Amperes The input current rating of the current transformers may be selected between 50 5 and 5000 5 amps Current transformer outputs shall be connected by separate cable pairs from each transformer to related DKG 707 inputs Never use common terminals or grounding The power rating of the transformer should be at least 10 Watts It is recommended to use 1 precision transformers If analogue senders e g temperature oil pressure oil temperature or fuel level are connected to DKG 707 it is not possible to use auxiliary displays If temperature or oil pressure displays are already present on the genset control panel do not connect the senders to the DKG 707 The unit is factory programmed for VDO type senders However if a different type of sen
120. ure Sensor Calib Fuel Level Sensor Calib Operating Mode 1 Operating Mode 2 _ Passwords amp Strings Generator Parameters 1 Generator Parameters 2 Generator Parameters 3 Weekly Schedule Indef Electrical Parameters 1 Electrical Parameters 2 0 1 sec 4 m r 4 J 500 Reset Maint Cnt 32 Sec 10 sec i r 504 Wait before Start _0Sec 508 Idle Timer 8 Sec awn 60 Sec 4 fom 512 Horn timer 168 4 mr mr 516 Teston load 1 4 520 Load Share Scrn select 501 LCD Contrast Setting 05 Wait between Starts 509 Hold Off Timer 513 Exrcse Dy Hr 517 Warning ServReq 0 4 fw 502 Language Selection 306 Start Timer _ Omin 6 sec 3 min r r 510 Cooling Timer 10 min 4 m gt 518 0il Pressure Unit 4 514 Exercise Duration 3 10 sec 1 4 4 fe im 4 4 503 Wait before fuel 507 Start Attempts 511 Stop Timer 515 Dly Wekly Mnthly E 519 Temperature Unit RAINBOW 707 Parameter Modification Screen 58 DKG 707 User Manual V 01 29 07 10 2011 In monitoring mode the RAINBOW 707 provides a maximum of information about genset statuses These features include Claimed address Run Stop Priority Level Operating State for each connected units Genset phase to phase voltage frequency pf active reactive and apparent power Genset operating mode the mode can be changed by clicking the mode
121. voltage decreases with value increase 10 A13 AVR Rest point 1 50 0 100 This is the rest value of the AVR control output at no load Always set this value to 50 If Droop mode enabled this is the rest value of AVR control output at maximum capacitive load In this mode rest value of AVR control output is midpoint of P_A13 and P_A14 at no load Please read chapter 9 5 for more details 78 DKG 707 User Manual V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max Description 10 A14 AVR Droop Rest point 2 50 100 This is the rest value of the AVR control at maximum inductive load if AVR droop mode is enabled Please read chapter 9 5 for more details 10 A15 AVR Output Swing 50 100 This parameter defines AVR output swing limit Limits from OV to 10V can be set by this parameter 10 A16 Synchronization Fail Timeout Sec 240 If the phase and voltage synchronization is not successful before the expiration of this timer then a Synchronization Fail warning is given lf a slave has synchronization fail warning then the master stops it 10 A17 Max Frequency Difference 0 4 Hz 0 1 2 0 This is the maximum difference between busbar and genset frequencies to close the genset contactor Note that the DKG 707 adjusts the GOV output to bring the genset to the same frequency with the
122. w Oil Pressure Measured Warning 5 532 Low Oil Pressure Shutdown Bar 4 0 If the oil pressure measured from the analog input falls below this limit while the engine is running this will generate a Low Oil Pressure Measured alarm and shut down the engine immediately 5 533 High Temp Warning 95 C 80 120 If the water temperature measured from the analog input goes over this limit this will generate a High Coolant Temperature Warning 5 534 High Temperature Shutdown 105 C 80 120 If the water temperature measured from the analog input goes over this limit this will generate a High Coolant Temperature Alarm and shut down the engine immediately 5 535 High Oil T Warning 100 C 80 250 If the oil temperature measured from the analog input goes over this limit this will generate a High Oil Temperature Warning 5 536 High Oil T Shutdown 120 C 80 250 If the oil temperature measured from the analog input goes over this limit this will generate a High Oil Temperature Alarm and shut down the engine immediately 5 537 Low Fuel Level Warning 20 0 50 If the fuel level measured from the analog input falls below this limit this will generate a Low Fuel Level Warning 66 DKG 707 User Manual V 01 29 07 10 2011 Grp Param Definition Set Unit Min Max
123. wing functions thus flexibility is increased The DKG 707 offers 16 programmable logic functions that can be assigned to any of 24 digital outputs or 5 front panel leds Every logic function has 3 parameters The first parameter is the first input of the function It can be selected from the relay function list including 183 entries Please check Program Group_8 in the PROGRAMMING section for the complete list of available parameters The second parameter is the second input of the function It can be selected from the same list as the first input The last parameter is the logic operation performed on the inputs 6 different logic operators are available namely OR AND XOR exclusive OR NOT NAND and NOR Please note that for the NOT operation only the first input is taken into consideration 56 DKG 707 User Manual V 01 29 07 10 2011 10 REMOTE MONITORING AND PROGRAMMING 120 ohms termination resistor jumper The communication between the PC and the multi genset synchronization system is established using the DATALINK USB adapter module shown in the left picture The DATALINK USB adapter module must be used every time communication with PC is necessary The DATALINK USB adapter is inserted in the communication link between units thus termination resistors are necessary at both ends of the DATALINK circuit An optional 120 ohms termination resistor is provided inside the unit In order to put the resistor
124. word system To enter the program mode press the PGM button The program mode will not affect the operation of the unit Thus programs may be modified anytime even while the genset is running Upon pressing the PGM button the unit will ask the password to be entered Enter the password using UP and Y DOWN buttons Holding the button pressed will cause a fast scroll of the value enabling quick operation When the desired password is entered press MENU or MENU button If MENU key pressed to confirm password when it pressed second time this will cause the first program parameter to appear If MENU key pressed to confirm password when it pressed second time this will cause the last program parameter to appear The program menu is organized as program groups each group including a set of parameters Each depression of the MENU or MENU button will cause the current program parameter to be stored to the non volatile memory if modified and the display to switch to the next or previous program parameter in the current group if the current parameter is not modified This means that after modification the MENU or MENU key should be pressed twice to switch to the next or previous parameter After the last parameter the display switches back to the first parameter The displayed program parameter may be modified using T UP and Y DOWN buttons The program value modification is only allowed if the PROGRAM LOCK input terminal_43 i
125. xtension The DKG 707 offers 8 internal digital outputs with totally programmable functions In addition to this 16 external digital outputs may be added and their function selected from the list of 184 entries m 5 INPUT OUTPUT ZE Hao INPUT OUTPUT e nm _ _ _ wa mu mm _ l DATA DATA INPUT OUTPUT DATAKOM DKG 705 PRES Sir ex a RELAY EXTENSION UNIT RL 1 RL 2 RL 3 RL 4 RL S RL 8 RL 7 RL 8 MMM MAIN NI LAINE y E A ee ee A LB A it 18 10 20 21 22 23 29 POWER ON OUTPUT EXTENSION 181815 8 85 8 5 9 AE Two different output modules are available Relay outputs are provided by the Relay Extension Module shown left in the above photograph Each relay extension module offers 8 free contact relay outputs Both NC and NO contacts are provided Relay output ratings are 16 Amps 28VDC or 250VAC The FET extension module provides 8 negative pulling semiconductor outputs The output rating is 1 Amp Outputs are designed to drive external relays A maximum of 2 extension modules may be added thus carrying the total digital output capacity to 24 relays Relay and FET extension modules can be used together 9 21 Programmable Logic Functions Programmable logic functions provide the user with the flexibility to build complex logic functions and assign them to digital outputs Outputs from previous logic functions can be reused in follo
126. y be assigned as FUEL PUMP output by setting the value of 15 fuel pump to the related program parameter P_8xx Also relays on an extension module may be assigned to this function 48 DKG 707 User Manual V 01 29 07 10 2011 9 9 Dual Language Support The unit is able to communicate with the user in 2 different languages The first language is the primary language and is always the English The secondary language is the local language and may vary following the country in which the unit is intended to be used Please contact DATAKOM for the available languages The switching between primary and secondary languages is made using the program parameter P_502 9 10 Gas Engine Control The unit provides a special function for the fuel solenoid control of a gas engine The fuel solenoid of a gas engine is different from a diesel engine It should be opened after the cranking has been started and should be closed between crank cycles The delay between the crank start and solenoid opening is adjusted using the parameter P_548 Any of the digital outputs may be assigned as GAS ENGINE FUEL SOLENOID output by setting the value of 14 to the related program parameter P_8xx Also relays on an extension module may be assigned to this function 9 11 Load Shedding Dummy Load The load shedding feature consists on the disconnection of the least crucial loads when the genset power approaches to its limits These loads will be supplied again wh
127. y output to operate The WARNING led to turn on Most of the alarms are of LATCHING type Even if the alarm condition is removed the alarms will stay on and disable the operation of the genset The existing alarms may be canceled by pressing one of the operating mode buttons TEST OFF AUTO MANUAL If the ALARM MUTE button is pressed the alarm relay output will be deactivated however the existing alarms will persist and disable the operation of the genset Most of the alarms have programmable trip levels See the programming chapter for adjustable alarm limits The digital inputs are programmable and may be set to provide a large variety of alarms and warnings See the programming chapter for digital input programming The alarms may be cancelled either by pressing any of the front panel mode selection buttons or by a change in external mode force inputs The alarm can not be canceled without the alarm source removed The alarm resetting can lead to a start sequence Be careful before resetting alarms 309 DKG 707 User Manual 4 1 Shutdown Alarms V 01 29 07 10 2011 Definition Source Description Low Oil Pressure Switch Digital Input These shutdown alarms are set depending on the digital input High Eng Temp Switch Digital Input settings The related program parameters are P_700 to P_7B6 Emergency Sto

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