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1. Control Proportional Set Point MAX RPM Characteristic Direct DSw2 0FF Analog Output 0 10Vdc SET POINT Ouput 0 10V V N Pb SP ih 100 T A 10 0 V hi 9 0 V ah 5 0 V JL Lo 1 0 V gt in mA bar So Sh V SP Set point in use mA Vdc C bar in Signal value at the selected input Jh Upper limit of the AC voltage jump zone JL Lower limit of the AC voltage jump zone Sh Input signal value mA Vdc C forcing the output up to 100 ih Hysteresis of the input signal value Sh mA Vdc C So Input signal value mA Vdc C forcing the output down to 0 io Hysteresis of the input signal value So mA Vdc C hi Maximum RPM limit Lo Minimum RPM limit Pb Proportional Band in use mA Vdc C bar ESK100 User Manual rev 1 1 30 01 12 28 selpro it SELPRO 5 2 SLAVE Power Unit Function Diagrams Control Proportional Remote input mA Vdc PWM Characteristic Direct DSw2 0FF Analog Output 0 10Vdc Vac Ouput 0 10V 100 10 0 V hi 9 0V dh 5 0 V JL Lo 7 1 0 V A 0 0 V iA gt in Ji 19 2 mA 20 mA mA Vdc PWM Ovde So 9 6 Vde 10 Vdc 0 PWM 95 100 PWM in Signal value at the selected input Vdc mA PWM Lh Maximum night RPM limit Jh Upper limit of the AC voltage jump zone JL Lower limit of the AC voltage jump zone S
2. SELPRO 1 30 C 1 rtE 01 STE 10 90 C 0 1 5 0 mA 0 1 rPr420 4 20 mA 0 1 5 0 bar 0 1 rPr015 SPR 0 15 bar 0 1 8 0 bar 0 1 rPr025 SPR 0 25 bar 0 1 8 0 bar 0 1 rPr030 SPR 0 30 bar Hi i ister z 0 1 15 0 bar 0 1 rPr045 SPR 0 45 bar ste sys 10 0 1 5 0 Vdc 0 1 rUu010 0 10 Vdc So 0 1 2 5 Vdc 0 1 rUu 05 0 5 0 Vde value 0 1 15 0 bar 0 1 rPu030 0 5 0 Vde 0 1 5 0 mA 0 1 rS 420 0 1 5 0 Vdc 0 1 rS 010 0 1 50 0 1 rS PWM HP 0 100 0 All Heat Pump mode Set the HP value with DSw4 ON 3 4 Keys button amp Display The ESK100 regulations unit is equipped with an LCD display back lighted with 2 lines for 32 characters and four keys buttons for the functions UP DOWN ESCAPE ENTER Display amp keys buttons are used for to set or change the working parameters The settable parameters are into the tables of the below pages some only to read ex Analog input values others can be changed to modify the regulations controller functions ex Set Point Proportional Band the regulations functions are defined by the eight 8 DIP Switch After the switch on and the RESET SB1 on the LCD display is show the input in signal os positions ENTER ESCAPE value working 3 5 Parameters Visualized on LCD Display At the end of the setted functions predispositions after the switch on on the LCD display you read
3. Lo f io Ex with rS010 for 0 10 Vde 0 75 gt IN at gt IN So 0 Vde for mode DIRECT ama EN oma l 0 100 100 So 9 5 Vdc for mode REVERSE The output Vac can work between the MAX amp MIN Vac limit moreover it s possible to set For the output Vac it s possible to set two values UPPER Jh and LOWER JL setted from 0 to 100 to delimit the jump zone during the regulation dB Jump e For the inputs signals it s possible to set a MIN Cut Off Value So in wich the regulation depend from the choosen function mode o DIRECT mode the VAC output is OFF with in lt So Cut Off limit o REVERSE mode the VAC output is OFF with in gt So Cut Off limit ESK100 User Manual rey 1 1 30 01 12 23 selpro it O SELPRO 3 7 Quick Start selection of the Default Software configurations At the start up it s possible to select the configuration of work between the N 12 available software configuration following the below described procedure Selection of the software CONFIGURATION Regulation components G Starting condition SB1 BE E ERE run DSw ON lhos DLA i PWR OUT RESET OFF DL5 PWM ON OFF In order to enter this mode switch on the regulator press the RESET SB1 900 ENTER ae F 3 7 1 Choose the working mode 1 Press simultaneously the buttons ENTER and DOWN 2 Switch on the regulator from OFF to ON o
4. in to which it can be always returned pressing key RESET it s possible to scroll up amp down with all the code To speed the setting N B After the Dip Switch shifting press always RESET SB1 button D 2 3 osw 0U ry 12345678 ESK100 User Manual rev 1 1 30 01 12 18 selpro it SELPRO 3 1 Codes of the default configurations After switching on the regulator it is possible to choose the desired operating mode among the n 11 factory preset DEFAULT configurations When it is selected right after the activation of the regulator such operation erases any previous modification to the regulation parameters and always restores all the default values of the selected code default parameters table N B In case of first installation the display will present the DEFAULT rtE 01 configuration or the most recently selected one N Input AnalogInput _ g Input Operating Mode perating Mode Transducer Model Display message STE rPr420 SPR 0 15 bar Pi aa SPR 0 25 bar controller SPR 0 45 bar rUu 05 ie Bi oe SPU 0 30 bar 0 30 bar 7 SPU 0 45 bar 0 10Vde sienna Ri 10Kohm O OoOO O 0 10 Vde N O m rS 420 1 4 20mA Ri 100 ohm 4 20 mA rS 010 O 0 10Vdc Ri 10Kohm SLAVE 0 10 Vdc controller 3 30 Vdc max 10mA rS PWM 2 100 120Hz 0 100 Factory default code Once the configuration procedure is finished the controller restart a
5. 1 Working Configuration State 2 Input parameter value amp unit By pressing the buttons UP amp DOWM it is possible to scroll through all parameters State value amp unit State value amp unit Pusching again SINGLE time DOWN 1 Working Configuration State 2 Regulation COmand value amp unit Pressing RESET button the controller restart and return to the input selected value 1 Working Configuration State 2 Input parameter value amp unit ESK100 User Manual rev 1 1 30 01 12 21 selpro it For example pressing UP 1 Working Configuration 2 Set Point Pusching again ONE time UP 1 Working Configuration 2 Proportional Band SELPRO 3 6 Functions modes amp Regulation parameters The ESK100 controller can work into two functions modes called MASTER amp SLAVE 3 6 1 MASTER mode Regulator In MASTER mode are available all the functions parameters Code Display Description ti Temperature Instantaneous temperature in C of the card Co Power Out Value Value in of the control VAC output Vv in Input Signal Value of the active signal selected between the inputs IN1 or IN2 SP Set Point Set point value Pb Proportional Band Proportional Band value hi Maximum Limit Maximum RPM VAC limit Lo Minimum Limit Minimum RPM VAC limit dE Accel Decel Time Soft Start
6. 3 0 ESK100 Setting amp Regulations In the below figure the position of the controllers principals components DSw Switch to change the working parameters LED Visualization Led for regulation state M4 Alarm RL1 connection M3 Connection for working signals and contacts SB1 RESET botton Visualization Display for the operating parameters with n 32 characters on two line with the four settings buttons ENTER ESCAPE UP DOWN for programming the operating parameters Display L N Power supply terminal block PE Ground connections U1 U4 Output to load fans terminal block After switching on the regulator or pressing the RESET button the display shows the following messages in quick succession 1 Hardware Code and last software version release 2 Producer name After on the display you can read 1 Working configuration State 2 input parameter value amp unit On the display there are single different zones 1 a Configuration type b State Messages 2 c Parameter Code Value Measure unit a The available CONFIGURATION are in the following pages b The State Messages are the follow Ready for work Output to load OFF VAC output working HEAT PUMP mode working settable from 0 to 100 Alarm on working cos phi regulation on setting c Selectable Parameters parameters list value and measure unit VVVVV Starting from
7. acceleration deceleration time Jh Jump High Limit RPM upper limit of the VAC output for VAC jump L JL Jump Low Limit RPM lower limit of the VAC output for VAC jump Sh Input for VAC Out 100 Set Point value for by pass MAX limit VAC out 100 ih Hysteresis Sh Value Hysteresis of the value Sh So Input x Out 0 Set Point value for by pass MIN limit VAC out 0 Cut Off point io Hysteresis So Value Hysteresis of the value So V only to read L changeable by operator The output VAC change to maintain into the Proportional Band the setted value measured by the connected transducers the action can be DIRECT the VAC output increase with the input signal increase factory configuration REVERSE the VAC output decrease with the input signal increase The SET POINT is setted at the VAC MAX output In the below figures the Vac output function it s in relation to the input control signal in for DIRECT amp REVERSE mode The VAC out is the of the VAC input DIRECT mode SP MAX Vac REVERSE mode SP MAX Vac Code Description Vac in Vac_in in Input value working SP Set point Pb Proportional Band hi Max RPM limit VAC Lo Min RPM limit VAC Jh Upper jump VAC JL Lower jump VAC So Cut Off Bypass MIN Vac limit io Hysteresis on So Sh By pass Max Vac limit ih Hysteresis on Sh PB The output Vac can work between the MAX amp MIN Vac limit moreover i
8. DIP Switch positions DSw 5 OFF ON OFF DSw 6 OFF OFF ON Writed on the DISPLAY With gt STOP With gt STAND BY With gt ALARM COM NC COM NC With gt PWR OUT always COM NO With gt HP OUT in VAC COM NO With gt SET cos phi 6 RESERVED Available custom function on request 7 RESERVED Available custom function on request 8 RESERVED Available custom function on request 1 BD 3 psw lt m A N B After the Dip Swicht DSw selection press RESET SB1 the controller restart with the new selected function 2 3 CONTROL SIGNALS amp AUXILIARY CONTACTS Connection The figure below shows the label placed inside the regulator which reproduces the electrical connections of control sensors signals and of the available auxiliary contacts u FWD PWM digital signal from 3V to 30V insulated and not polarized M3 PWM 2 10 PWM Pme 8 9 T K Connection of the thermal contact NC 8 Gnd Ground Referenced TK e 7 S2 Start Stop NO NC contact Sw4 selection for Stop Start with HP 0 we have GND amp o HP speed the Heat Pump or Free cooling fixed speed from 0 gt 100 S2 START STOP 6 OUT 0 10V 0 10Vdc 20mA output for SLAVE extra power unit OUT 0 10V 15 5 Vr 5 10V pe ER automatic commutation 20mA stabilized and VR 5 10V C fen 4 V 20V 20V_ 20 max 40mA not stabilized protect
9. EMC compliance of the System Controller Fan s The final specifications of the system or plant in compliance with the EMC directive are in any case the responsibility of the installer who must put the system into operation carefully according to the rules in force and following the information provided by the present manual a PRODUCT end of life EU 2002 96 EC The device must be disposed of separately according to the local authority advice ESK100 User Manual rev 1 1 30 01 12 7 selpro it SELPRO 1 5 ESK100 Technical Characteristics Voltage 230VAc 10 Single phase also for 230Vac phase to phase Power supply Frequency 50 60 Hz automatic selection Overvoltage Protection For Installation Category II 4 KV Operating Electronic single phase voltage regulators for the phase cutting regulation total controlled of the active voltage principle applied to the load compensation for inductive loads and motors Rated ESK 112 12 A up to 50 C environment if over decrease 0 5 A C Current si ESK 120 20 A up to 50 C environment if over decrease 0 5 A C Overload 200 of the rated current max 10 every 3 P f Control circuits 4VA Control circuits Ove Thermally dissipated ESK112 18 W 2A ESK120 30W 20A The output voltage varies in order to maintain at th
10. Manual rev 1 1 30 01 12 35 selpro it
11. RGF PB1035 10000 with 22 knob AC voltage converter for manual control Input 24Vdc gt gt gt Output 0 10Vdc with adjustable MAX Vdc Out LIMIT for the regulation of Fan motors Geared motors for shutters Geared motors for motorized valves Front plate with silk screen label 50 x 50 mm oD ZC RGF PB1035 20000 with 100 points 30 knob ZC RGF PB1040 10000 with 22 knob AC voltage converter for manual control Input 24Vdc gt gt gt Output 4 20mA for the regulation of Fan motors Geared motors for shutters Geared motors for motorized valves Front plate with silk screen label 50 x 50 mm ZC RGF PB1040 20000 with 100 points 30 knob ESK100 User Manual rev 1 1 30 01 12 32 selpro it SELPRO 6 2 SPR Pressure Transducer for 4 20 mA amp 0 5 V Description Trasducer Control signal 0 5 4 5 V Power supply 5 V 0 5Vdc Range bar 0 30 45 Linearity lt 0 5 FS max Rated Temperature range 25 80 C Electrical connection 2 wire 3 wire Connection Male or Female Mechanical connection 7 16 20 UNF Protection IP 65 6 3 STE Temperature probe NTC 10 kohm 25 C Sensor NTC probe with resinated terminal Connection Silicon light blue 3 0 mt cable Terminal INOX AISI 304 6 x 40 mm Work range C 50 T 110 6 3 1 STP housing for NTC Housing Protection box for NTC probe Screw 1 4 GAS Component INOX AISI 304 da 8 5 x 75
12. contact for remote OFF or Heat Pump mode active by closing the contact T K NO NC contact for the connection of the thermal motor protection RL1 GENERAL alarm relay with programmable Dip Switch activation modes And the following regulation controls too NOISE JUMP selection of up to 1 RPM jump zones in order to avoid keeping the control values in correspondence with high acoustic disturbance extra dB zones to be defined through the Min RPM limit JL and Max RPM limit Jh ALARM M amp M setting of operating POINTS with Minimum SET So amp Maximum SET Sh which allow to set alarm values for both MINIMUM RPM and MAXIMUM RPM limitation so that the fan speed can be driven down to ZERO with control signal exceeding So value and upto MAX RPM with control signal exceeding Sh value when the values of MIN amp MAX RPM limits are selected the system may not be completely stable it is also possible to define separately the respective hysteresis values through io for So amp ih for Sh Analog output 0 10Vdc used in order to control e Upto ten Slave DRIVER POWER UNITS rS with control signal 0 10Vdc Once the desired regulation mode and the Set Point value have been selected the controller is ready to operate and control the fan speed so as to maintain the system constantly stable within the preset operating range 1 2 Operating modes Phase cutting regulation totally controlled over the single
13. function for different level of warning With the factory selection RL1 switch from NC position 1 amp 2 to NO position 1 amp 3 Different alarm levels are selectable with the DSw 4 amp 5 selection N B Aftyer the DSw selection to confirm the change press the RESET SB1 button With DSw 5 amp 6 on position ON ON the alarm relay switch from NC position only with the Power Supply OFF Available Alarm relay setting functions see the table and watch on the display A DIP Switch positi DSw selection AA ace eo OFF ON ON ON Writed on the DISPLAY ALLARME RL1 ON NA O K 538 With gt STOP COM NC oo 5 I With gt STAND BY COM NC mo With gt ALARM COM NC COM NC 5 With gt PWR OUT always COM NO IN With gt HP OUT in VAC always COM NO COM NO With gt SET cos phi always COM NO ALARM selection table for relay RL1 function ON OFF 56 1234 78 ESK100 User Manual rev 1 1 30 01 12 ll fol OFF 12345678 17 DSw 5 amp 6 Power Supply OFF Power Supply OFF Power Supply OFF Power S under range Power S under range Power S under range E Controller K O Controller K O Controller K O RL1 COM NC ALARM m Phase loss Phase loss Phase loss ode Remote STOP active Remote STOP active only with Selection for H P on work 0 H P on work 0 RL1 function Vac output 0 Power Supply OFF ON OFF 67 12345 8 ON OFF 12345678 selpro it SELPRO
14. mmq 22 14 AWG Cu c Power connections ESK 112 Flexible cable rated cross section min 2 5 mmq onnections ESK 120 Flexible cable rated cross section min 4 0 mmq Compliance 2006 42CE 2006 95CE 2004 108CE Mains filter EMC ESK100 User Manual rev 1 1 30 01 12 9 selpro it SELPRO 1 6 Mechanical Dimensions The ESK100 controllers are available with IP55 amp IPOO protection the IP55 version are available with custom drilling of box on request Dimensions mm Model Tt d For direct connection of n 6 fans motors Protezione IP00 ESK100 User Manual rev 1 1 30 01 12 10 selpro it SELPRO The IP55 models are available with plastic case The hole on the bottom for the cable entry can be customized for the direct connection of e Power supply e Fans motor max n 6 e Input amp output digital signal and modbus RTU insulated connection 9 SELPRO 35 25 23 25 23 25 man 42 25 ESK100 User Manual rev 1 1 30 01 12 11 selpro it SELPRO 1 7 Electric motors The regulator ESK100 allows the connection of single phase asynchronous motors in applications whose motor torque speed characteristic IS quadratic Thus it is especially suitable with axial fans w
15. phase in order to vary the active voltage applied to the load NO neutral connection required Through a keypad it is possible to program the device in one of the following modes MASTER CONTROLLER rtE rPr the VAC output varies according to the Vdc mA kohm input signal and increases decreases as the controlled parameter increases the regulation depends on the signal with the highest value measured through two sensors inputs IN1 and IN2 SLAVE POWER UNIT rS the VAC output varies according to the Vdc mA signal received at the input IN1 amp IN2 or to the PWM input and increases decreases as the control signal increases The number of regulation signals sensors transducers can be increased by connecting the control unit to the Universal Input Expansion Module RGFMEI 4 which allows to connect up to 4 mA Vdc NTC sensors signals to each controller input it is always possible to select the signal with Highest Lowest value as a reference point for the regulation the controller allows the cascade connection of up to 6 RGFMEI 4 units Expansion Modules MEI 4 have been designed to be connected to diverse regulation and control devices such as inverters or PLC which accept a 0 10Vdc or 0 20mA control signal WARNING Before installing the ESK100 regulator you are invited to read this manual which describes the necessary procedures for correct installation and commissioning of the controller ESK100 ESK100 User Manual rev
16. selpro it Selected configuration updating Message memorized the new one blinking SELPRO 4 0 Alarm 4 1 Alarm Led DL3 The alarms are displayed also by DL3 Alarm LED according to the priority indicated in the table above the presence of an alarm with higher priority prevents from displaying alarms with lower priority 1 blink Over C Control card gt 85 C DLI PWR 2 blinks Power supply DL2 GPU RUN 3 blinks T K contact OPEN DL3 FAIL KO 4 blinks Input signal IN over range DLA PWR OUT In this cases LED blinking intermittently and RL1 DLS m PUM Without alarm conditions LED DL3 FAIL is OFF DL6 Indicates the state of the ALARM relay DL6 ON T D L6 48 Vac wa T DL6 OFF 5 Amp b 1 3 OFF 2 3 0N 1 3 ON 2 3 OFF COM NO 4 2 Alarm on LCD Display The Alarm conditions are displayed on the 1 line of the LCD display with a specific message see table ALARM In the 2 line there are the indications about the working condition In order to reset the alarm showed on the DISPLAY press ESCAPE the DISPLAY will show for an instant the message CANCER so as to confirm that the alarm has been erased If the ALARM does not disappear call the SAT Technical Assistance Service 0039 0306821611 The Alarm messages displaying with higher priority are e 1 Al
17. use the remote terminal board contact M3 S2 ON OFF The S2 ON OFF contact on the terminal card M3 does not cut the mains supply and therefore cannot be used as a safety switch Install the regulator out of direct sunlight in order to protect the case from overheating The appliance can operate at environmental temperatures up to 50 C Do not install it where this temperature may exceed otherwise the integrity of the regulator will be compromised since the controller may make the user appliance operate at full load 100 with all consequent effects The equipment must be placed vertically in order to encourage heat dissipation and to ensure sufficient air circulation in a free space measuring at least 150 mm above and below the regulator If several regulators are to be grouped together on a single electric board please provide forced air circulation with a fan or with a sufficiently powerful cooling unit Use the holes on the lower and power terminal board sides of the appliance for entrance of the connection cables This will prevent water dust etc from getting in and will ensure the IP55 protection level is maintained using adequately sized cables and sheaths of suitable quality Reassemble and check the cover of the external protection panel is properly closed DO NOT alter or damage the identification stickers on the equipment amp Terms of use The ESK 100 series devices are designed to vary the single phase AC voltage thank
18. 0V_ 20 max 40mA not stabilized protected from short circuit Auxiliary Supply Signals amp 5V max 20mA stabilized and protected from short circuit Contacts Potentiometer supply 10V 5mA stabilized amp protected for external manual command RLI Relay Contact COM NC NA for Alarm relay RL1 DSw_ 1 Select the regulation with the Set Point at MIN or MAX VAC output Dip Swicht DSw_ 2 Select the regulation mode Direct Reverse DSw 3 Select the S2 contact function Available DSw DSw 4 i functions ON DSw 5 Select the RL1 alarm mode selections OFF i i i i i i i DSw_ 6 Reserved 12345678 DSw 7 Reserved DSw 8 Reserved 8 ESK100 User Manual rev 1 1 30 01 12 selpro it O SELPRO Power supply ON 5 V supply O K CPU RUN e Regulation O K blinking DC 50 freq 2 Hz 1 blink Over max C control card 85 C 2 blinks Thermal protection open i eae n Under range input signal Visualisation Alarm FAIL DL6 3 blinks e Slave 4 20mA lt 2mA Leds Over range input signal 4 blinks e Slave 4 20mA gt 24mA Slave 0 10Vdc gt 11 0Vdc PWR OUT ESK run VAC output on work PWM IN PWM on input M3 8 9 RLI relay NO relay ON Display LCD Display 2 lines for 32 characters Setti Kevy board FOUR 4 keys for ENTER ESCAPE UP DOWN etungs y Display and key board are used for the visualization and the setting of the working parameters PERSEE 5 P Cut Off The r
19. 1 1 30 01 12 5 selpro it SELPRO 1 3 General functions ESK 100 series The ESK100 series designed amp created by the SELPRO Research amp Development R amp D department has been specifically developed to offer a digital UNIVERSAL controller for the regulation of single phase asynchronous motors with dedicated software for applications on Air cooled Heat Exchangers used in Air Conditioning and Refrigeration Systems Such kind of digital regulation optimizes the application specific performance of ventilation control it is based on a simple and yet innovative technology one hundred percent ITALIAN as it has been conceived and developed in SELPRO labs and it fully satisfies the following requirements G SIMPLICITY USER FRIENDLY NO need of special cables for the installation NO need of trained operators for the startup procedure FUNCTIONALITY PLUG amp PLAY all regulation parameters are already default preset COMPLETENESS ALL in ONE all regulation modes with mA Vdc kohm NTC ranges sensors and signals are already default preset SAFETY ALL ROUND PROTECTION the software supervises the operation of regulator and connected fans CONFORMITY COMPLIANCE the system Controller Fan s is guaranteed for all PDS applications As a consequence the digital ESK100 controller is SIMPLE what concerns electrical connections and programming FLEXIBLE and ready to be used as it is already preprogrammed for all applicatio
20. MIN RPM limit VAC Jh Upper jump point VAC Jl Lower jump point VAC So Cut Off Bypass MIN RPM limit io Hysteresis on So For REVERSE mode set the So value at MAX scale SE Es with rS010for 0 10 Vde Sp IN So 0 Vdc for DIRECT mode o 10Vdc So 9 5 Vdc for REVERSE mode DIP Switch DIP Switch on hhh on LA hhh 12345678 12345678 DIRECT Mode REVERSE Mode ESK100 User Manual rev 1 1 30 01 12 16 selpro it SELPRO 2 5 AUXILIARY CONTACTS amp SIGNALS terminal block M3 an On the M3 signals connections there are available M3 START STOP S2 contact NO NC Dsw4 selection l TK T K contact NC for thermal protection Auxiliary T K 0 10Vdc output for extra power SLAVE units GND NC START STOP OUT 0 10V thi A A A Auxiliary OUTPUT 0 10V max 20mA this output is available for the regulation of other SLAVE unit for extra power OUTPUT for SLAVE unit 0 10Vdc 0 10Vdc output signal OUT 8 6 for SLAVE unit SIGNAL f Stop Start DSw4 OFF S2 OFF O K for working S2 ON amp Stop 827 Remote fa Vac ON OFF 82 contact now4 ON S2 ON OK for working S2 0FF SIP contacts H P Vac TK 8 9 Thermal contact TK ON O K for working TK OFF Thermal Alarm 2 6 RL1 Alarm relay terminal block M4 On the upper side of the controller card there is the RL1 Alarm relay with programmable
21. PHASE oT EPLESS CONTROLLER Dinamic Control Technology WARRANTY YEARS FULL GUARD SYSTEM INTELUGENT SAVING 5 SELPRO SELPRO ESK100 User Manual rev 1 1 30 01 12 1 selpro it SELPRO WARNING Safety warnings Follow the instructions in this manual exactly and observe all safety measures in force Always keep the present documentation close to the control device The purchaser must previously ascertain the suitability of the product for the use it is intended for and assume all consequent risks and responsibility This product has been designed to be used only as an operational control device In the event delicate or great value products should be held within specific working limits it is recommended to install a separated control device equipped with alarm contacts The commissioning start up and operation of the present device must be performed by qualified technicians with knowledge of the technical regulations in force in compliance with all the safety standards and able to understand the indications of danger The regulator must be installed by qualified personnel who will connect the electric supply attach the cables in their permanent positions and commission the plant Incorrect installation of the ESK100 voltage regulator or the fan connected to it may cause damage to objects or people Before supplying power to the unit make sure that the regulator is correctly connected to the power suppl
22. URGE IG Pw Supply auscanc MAX oe Oo 7 FASTON l l i EAE ES 30O HHIH N L1 Sarj Zyje UIN F PE 230vac 50 60Hz A ATTENTION Ay The fan motor can be connected phase phase if isnOt available the Neutral connection The ESK100 regulator can control several motors connected in parallel assuming that the absorption of their total current does not exceed the rated current indicated on the ESK100 data plate gt The speeds of the motors vary at the same time variances in behavior during start up and at low speeds are due to slight differences between the motors even if they are of the same type ESK100 User Manual rev 1 1 30 01 12 13 selpro it SELPRO 2 2 DIP Switch DSw1 DSw8 On the upper side of the card the is a eight position DIP Switch DSw1 a DSw8 to change the regulations functions Dip Swicht DSw Description On Set Point at MIN speed Vac regulation value 1 Off Set Point at MAX speed Vac regulation value On Reverse mode the VAC output increases as the input command increases 2 Off Direct mode the VAC output decreases as the input command increases on at a eX Thermal Contact TK function 3 Off S2 NC When OPEN START function Sop Sere Ameto off S2 NO When CLOSED STOP function Available Alarm relay setting functions see the table and watch on the display DSw selection ALLA
23. amages to the electric equipment INDIRECT ATMOSPHERIC DISCHARGE When a lightning strikes directly an electricity supplier even if remarkably distant from the building or when it reaches a mains supply cable or the earthing system by flowing through the roots of a tree the generate overvoltage also in this case may cause severe damages to the electric equipment CLOUD TO CLOUD DISCHARGE When the discharge does not take place between a cloud and the earth s surface but within two different clouds intercloud or cloud to cloud discharge the generated overvoltage may even indirectly cause severe damages to the electric equipment OVERVOLTAGES DUE TO ON OFF SWITCHING Also the operation of power drives in electricity supply networks and in low voltage networks may cause overvoltage Overvoltage may arise for instance by switching off high voltage lines by no load operation or by switching on and off transformers condensers heavy inductive loads etc 34 selpro it SELPRO SELPRO EC Manase P amp PID Controller ebm papst amp Z Modbus st lt i Protocol ebmpapst products ECblue SELPRO ZIEHL ABEGG a Selpro reserve the right to modify the features of its products without prior notice C Via Padre Giovanni Piamarta 5 11 gt 25021 Bagnolo Mella Brescia Italia tel 39 0 30 6821611 r a fax 39 0 30 622274 Se amp lLPRO www selpro it info selpro it ESK100 User
24. arm overheating of the electronic card temperature gt 85 C 2 Parameter code XXX value YY Y amp unit measure ZZ 1 Alarm Absence of one power supply phase 2 Parameter code XXX value YY Y amp unit measure ZZ 1 Alarm Activation of the external thermal protection T K contact 2 Parameter code XXX value YY Y amp unit measure ZZ 1 Alarm Input signal lower than the minimum value 2 Parameter code XXX value YY Y amp unit measure ZZ 1 Allarme segnale d ingresso superiore al valore massimo consentito 2 Parameter code XXX value YY Y amp unit measure ZZ Value of the lower limit for every configuration Value of the higher limit for every configuration rS 420 mA rPr030 2 0 mA rS 420 24 mA rPr030 24 mA rS 010 Vde rPr045 2 0 mA rS 010 11 Vdc rPr045 24 mA rtE 01 24 C rUu 05 Vdc rtE 01 94 C rUu 05 5 5 Vde rPr420 2 0 mA rPu030 Vdc rPr420 24 mA rPu030 5 5 Vde rPr015 2 0 mA rUu010 Vdc rPr015 24 mA rUu010 11 Vdc rPr025 2 0 mA Scale conversion on display rPr025 24 mA Scale conversion on display The alarms are not memorized if the alarm disappear the controller come back to the normal operation of regulation ESK100 User Manual rev 1 1 30 01 12 27 selpro it SELPRO 5 0 Function diagrams 5 1 MASTER Regulator Function Diagrams
25. assssssssssssssssssssssassssssscssscssssesseassessseassssssssuscsssassssssassasess 24 5 0 FUNCTION DIAGRAM a 5 1 MASTER regulator function diagrams ssscsssssssssssssssssssssesssssssesscssscsssssssssssssesssssssssssessssssssssessesssessscesseassssessasessesssusssssassasessassesess 28 5 2 SLAVE power unit function diagrams sssccsscsssssssssssssscsssscsscscssssscsssssessessessssesscssseassessecssesessesscsssssessossassssesscssssassessseassesessessesessens 29 6 0 ACCESSORIES 6 1 Manual remote control uMits scsccsscsscssssssssssscsesscssescssssscssssssscsssssscessessseessesssesssesessessessssssscsssassssessessscasscseseassesessessesessesssssssssscessessesess 27 6 2 pressure transducer for 4 20 ma amp 0 5 V cssscsssscssssssscssssssssssssssssssssssssssssssssssssssessssssssssseassssesscssssssssussssssssssessassssessessseassessseasessasseusssessese 28 6 3 temperature probe NTC 10 kohm 25 c 28 6 3 1 NTC housing as 6 4 RGF MEI 4 Universale input Expansion MOodulle scssssssssssssssssssscssssssssssssssssesscsssscssesesscssssessessesssssescsssessssesscssssassessseassesessessesessess 33 Description of symbols used in the present manual AN Attention a Information EMC C LVD Compliance with CE mark Electromagnetic Emissions Low Voltage Directives PRODUCT end of life WEEE directive EU 2002 96 EC ESK100 User Manual rev 1 1 30 01 12 3 selpro it SELPRO 1 0 Pr
26. ater also the following modes have been discovered and used 3 ELECTRONIC equipment with STEP VOLTAGE control AUTOTRANSFORMER 4 ELECTRONIC equipment with FREQUENCY variation inverter or electronic motor 5 ELECTRONIC equipment with AC voltage PHASE CUTTING The activation of an ON OFF group of fans allows the modulation of the Air System but the result is very unstable and it never meets the real requirements of the system Only thanks to the electronic equipment it has been possible to obtain a steady balanced Air System Electronic solutions also bring many advantages Reduction of the operating noise the dBs are proportional to the fan speed with a consequent general noise decrease dB in the Air System and the possibility to set a NIGHT operation mode that allows a further reduction of power consumption and meets the requirements of low noise dB ENERGY saving thanks to the gradual absorption of power from the mains it eliminates current peaks due to a frequent ON OFF of the group of fans Longer electrical and mechanical life of the equipment which is preserved from thermal and electrical stresses typical of an ON OFF regulation Elimination of fluid hammers caused by pressure surge due to the ON OFF modulation of the heat exchanger Constant operating parameters temperature pressure air flow rate etc for the whole Air System with a sensible increase of mechanical and electrical lifetime of the components of the sy
27. e Set Point the prevailing value measured by one of the two transducers the highest or the lowest value connected MASTER conTROLLERS t the inputs rtE rPr rUu rPu This action can be Operatin DIRECT the output increases as the input increases Pp 8 REVERSE the output decreases as the input increases characteristics Default the VAC output increases as the controlled variable increases The output voltage varies according to the value of the remote control signal SLAVE CONTROLLERS _ DIRECT the output increases as the input increases rS REVERSE the output decreases as the input increases Default the VAC output increases as the controlled variable increases The controller can be preset through the keypad on board Any combination of the following operating modes is available NTC 10kohm Code reer o NTC 10 kohm Code rtE 02 Analog control signals 0 10 Vdc Ri 10 kOhm Code rS 010 rUu010 4 20 mA Ri 100 Ohm Code rS 420 INPUT 4_20mA Ri21000hm_ Code PF420 rPr015 rPr025 rPr030 Signals amp rPr045 rPr050 Contacts 0 5Vde Ri 10kOhm Code _ rUu 05 rPu030 rPu045 PWM digital signal from 3V to 30V insulated and not polarized Logic control signal PWM 3to30V Code rS PWM Start Stop Heat Pump Programmable free potential On Off contact with Sw4 for NO or NC T K motor Free potential On Off contact NC Analog control signal Slave Unit control signal 0 10 Vde max 30mA INPUT 2
28. e card Co Power Out Value Value in of the control VAC output V in Input Signal Value of the active signal selected between the inputs IN1 or IN2 hi Maximum Limit Maximum RPM VAC limit Lo Minimum Limit Minimum RPM VAC limit dE _ Accel Decel Time Soft Start acceleration deceleration time Jh Jump High Limit RPM upper limit of the VAC output for VAC jump L JL Jump Low Limit RPM lower limit of the VAC output for VAC jump So Input x Out 0 Set Point value for by pass MIN limit VAC out 0 Cut Off point io Hysteresis So Value Hysteresis of the value So V only to read L changeable by operator The Vac output change in according to the input in signal working the action can be DIRECT the VAC output increase with the input signal increase factory configuration REVERSE the VAC output decrease with the input signal increase In the below figures the Vac output function it s in relation to the input control signal im for DIRECT amp REVERSE mode The VAC out is the of the VAC input DIRECT mode REVERSE mode Code Description x i Vac_in pas In Input value working hi Max RPM limit VAC TE Ce eee eee eee Ae ee Jh Upper jump VAC JL Lower jump VAC hi Max RPM limit VAC Jh So Cut Off Bypass MIN Vac limit eS io Hysteresis on So JL With REVERSE mode change So value to the MAX of the regulation scale
29. easessassasess 13 General functions ESK 100 series cscscsssssssssssssssssssscssssssssssssssssssssssssusssssssssssssessssesscssscsssesssssssssssssssessssusssssssssssssassssssessscassessssassssessasese 1 4 EC Directives amp Technical standard 1 5 ESK100 Technical characteristics ssssscssssssssssssssscssscssssssscsssscssssesssssssssssescsssessssesscssseesscesseassesassessesesseuscsssssscsessassssesscssssesseesseassesessesees 1 6 Mechanical Dimensions sccssssscssscssscssscsssessscsesscssssessesssscssssscessesessessessssesscesseassesesecssevessesssscssssscosssssssssessssassessseassesassessesesseusesesssesseoees 1 7 Electric Motors s 1 8 MagnetotHermAL Protection cscscsssscsssssssessssssssssssssssssssssssssssssssssssssssscesscsssessssssesssssssssssssssssssssssssassssasssessscesseassssessassssesseusssesessassees 2 0 ELECTRICAL CONNECTIONS cccssssssssssssssssssssssssscsssssssssssssssscssscsssssssssssssssssssssssssssssssssessessssssssscsssessssssseassssassassssesssusssesasssesssasssssssessscsssessseasseses 2 1 Connection of Power Supply and Load 2 2 DIP Switch DSw1 DSw8 2 3 Control signals amp auxiliary contacts CONNECTIONS sccsecsseesscsssesssesssscssesessssssssssssscessesscsessesssesscsssesssesessessescssesscssssssssssessesessesseasseses 11 2 4 Control sensors amp signals M3 woo 2 4 1 Probe NTC 10 kohm 25 12 2 4 2 Transducers 4 20 MA cssssssssssssssssssssssssssssssssessssessees
30. ed from short circuit V 20V O 3 Gnd Ground Referenced Gnd O 2 IN 1 Input 1 for NTC 4 20mA 0 10V 0 5V Master or Slave IN4 NTC mA Vde O gt 1 IN 2 Input 2 for NTC 4 20mA 0 10V 0 5V Master or Slave IN2 NTC mA Vde gt with two 2 sensors signal working the regulator selects automatically the signal with the higher value in standard configuration the Set point corresponds with the fan MAX speed limit C4 hi ESK100 User Manual rev 1 1 30 01 12 14 selpro it SELPRO 2 4 Regulation Transducers and Signals see 3 1 for available software code amp scale 2 4 1 Transducer s NTC 10 kohm 25 C 2 4 2 Transducer s 4 20 mA Selection for MASTER rtE Selection for MASTER rPr range 20T90 C range 4 20mA 0 15 0 25 0 30 0 45 bar See below the connection for one or two See below the connection for one or two 4 20 mA NTC probes transducers CODE Rl RANGE rPr420 4 20mA rPr015 0O 15bar CODE RANGE rtE 01 20 90 C x Be Ero 8 a3ba rer ar GND O rPr045 0 45bar START STOP OC START STOP O OUT 0 10V 5 NTC T C anv SPR 4 20 mA tranducer 10V eye OUT O 10V Qo m Precisione NO Air 70 4 20mA 0 5 FS Gnd Ol IN1 NTC 4 O5 o C IN1 mA 1 Oy mA IN2 NTC 2 O IN2 mA 2 Oj ar 2 4 3 Voltage transducers 0 5Vdc ratiometric MASTER rUu range 0 5Vdc Voltage transducers 0 5Vdc ratio
31. egulation is setted at the 25 of the VAC power supply Verify the input signal range Input command 0 10 Vdc gt max value under 11Vde 4 20 mAdc gt min value 2mA and max value 24mA Alarms Power supply under range less 20 Vac supply Power supply Verify the low VAC limit max 20 Alarm ON with Led DL4 red amp relay RL1 OFF Working controller Verify the working C with internal probe max 85 C Overvoltage protection Complying with EN 61000 4 5 Overvoltage Category II 4 KV With PTC for short circuits Protistor fuse 10 x 30 Connora Internal C thermal protection It checks the simultaneous presence of all the single mains phases in case of lack of Protections Mains monitoring pa phase OF insufficient power supply the device is stopped and the situation is isplayed by Led FAIL ON and ALARM OFF relay RL1I OFF Suitable for the installation in PDS systems Power Drive System Controller with connected fan s for Residential Commercial and Light Industry environment ATTENTION In presence of a protection with DIFFERENTIAL system use switches with leakage current to ground gt 60 mA GW Plast 120 C max temperature 120 C and aluminum Case i 20 T 50 from 20 C to 50 C for temperatures lt 10 C use S2 Work 30 T 85 from 30 C to 85 C environment Installation Wall mounting ONLY in vertical position with N 4 holes 6 mm Electrical Flexible cable rated cross section 1 5
32. esentation 1 1 Introduction Fans represent the essential part of Air Handling equipments and systems and the development of machinery for the variation of speed and consequently of air flow rate in the different types of systems has emphasized their importance The variation of volumetric flow rate in a system may be required according to several needs NOISE operation proportional to appropriate speed values according to environmental conditions CONVENIENCE the energy consumption is always in line with the actual ventilation needs FUNCTIONALITY elimination of heavy and bulky electromechanical components and easier electrical assembly CONFORMITY in full respect for European directives about electrical power drive systems MECHANICAL WEAR mechanical stress in structures due to an ON OFF operation ELECTRICAL WEAR stress of the electromechanical components and of the connected devices In order to fulfill such requirements it is necessary to use regulation equipment able to adjust the rotational speed of fans so as to make the system more suitable for the variations of contextual operating conditions There are several types of equipment that allow to control and regulate fans driven by asynchronous motors Since a long time the following solutions have been used 1 ELECTROMECHANICAL equipment for the ON OFF activation of fans 2 ELECTROMECHANICAL equipment for the ON OFF STAR DELTA activation of fans motors MIXED mode L
33. h the controller working on the LCD display you can read 1 Working Configuration State working 2 Reading parameter value amp unit oO To speed the setting parameters press ENTER button with ENTER ER ESCAP tH 2 Press simultaneously for 2 the buttons ENTER and ESCAPE and read on the display 1 Working Configuration State 2 Set Point value 3 Pressing UP or DOWN on the 2nd display line read amp scroll down the sequence of all the regulations parameters 4 Choose the parameter ex Proportional Band PB and press ENTER on the LCD display you can read 1 Working Configuration State 2 Proportional Band value 5 Pressing UP or DOWN you can change the value of the selected parameter to 9 5 C 1 Working Configuration State 2 Proportional Band value 6 To erase the new choice press ESCAPE and start for a new parameter 7 To confirm the choice press ENTER and read on the LCD display 1 Working Configuration State 2 Proportional Band value 8 to modify a further parameter repeat from point 3 9 For EXIT and to erase the new choice press ESCAPE 10 To confirm the choice press simultaneously the buttons ENTER ESCAPE and read on the LCD display 1 Selected configuration updating 2 Message memorized the new one blinking The controller save the new changed parameters working with the new para
34. he acoustic peak and watching on the display the zone of the peak Once the zone of the acoustic peak is reached select a position slightly above it 1 or 2 points higher 1 Working Configuration State 2 higher JUMP point value 6 For EXIT and to erase the new choice press ESCAPE 7 Press ENTER to confirm the selected value and read on the LCD display 1 Working Configuration State 2 higher JUMP point value 8 Press the button until finding JL and press ENTER the controller stops the automatic regulation and supplies the fan s up to 100 Vac default JL 100 1 Working Configuration State 2 lower JUMP point value 9 Press the button in order to select a position slightly under the value selected for Jh 3 or 4 points below it 1 Working Configuration State 2 lower JUMP point value 10 For EXIT and to erase the new choice press ESCAPE 11 Press ENTER to confirm the selected value and read on the LCD display 1 Working Configuration State 2 lower JUMP point value Now in order to confirm yours choices Press simultaneously the buttons ENTER ESCAPE the display shows the message Update 1 2 The selected parameters are saved and used immediately the regulator starts running the automatic regulation with the new parameters while the display shows the input signal value in 1 Working Configuration State 2 input Parameter value amp unit ESK100 User Manual rev 1 1 30 01 12 26
35. high slipping rotor in silumin defluxed tropicalized CLASS H motors since they give better performances in speed variation are quieter and need lower inrush currents When choosing the motor it is always recommended to contact your equipment supplier and order a motor suitable for voltage variation ADJUSTABLE and perform practical tests of the motors or prototype machines in order to verify their proper operation WARNING Before installing the ESK100 regulator you are invited to read this manual which describes the necessary procedures for correct installation and commissioning of the controller ESK100 ESK100 User Manual rev 1 1 30 01 12 4 selpro it SELPRO The digital ESK100 series dedicated to applications for Air cooled Heat Exchangers consist of Configurable controller in a great number of available MASTER or SLAVE modes N 12 simply by recalling from a keypad one of the already preset default configurations with the possibility to modify the values of default parameters Two 2 inputs for the connection and the management of one or two sensors through mA Vdc kohm NTC probes signals The SET of regulation parameters including the setting of Set Point Proportional Band Cut Off Minimum RMP limit Maximum RPM limit Starter with acceleration deceleration time of the regulation control the following regulation functions are also available Direct Reverse operating mode Start Stop
36. hile centrifugal fans can be connected only if purposely specialized for the phase cutting regulation The correct electrical connection and the supply voltage are reported on the motor data plate It is important to keep the power supply cable as short as possible so as to minimize interferences and leakage 10 15 mt otherwise it is recommended to install an auxiliary single phase filter on the controller s output For the connection of the cables for supply amp load watch at the table k 2 Cable size Max Ampere In mae aS 1 5 mmq 6A 10A 2 5 mmq 10 A 16A OK NO NO 4 0 mm 16 A If the total ampere are equal to the nominal current use the upper size cable For 6 0 mmq the right connection see the figure The ESK100 regulator can control several motors connected in parallel assuming that the absorption of their total current does not exceed the rated current indicated on the ESK100 data plate The speeds of the motors vary at the same time variances in behaviour during start up and at low speeds are due to slight differences between the motors even if they are of the same type However if the required motor speeds have to be different motors with different rated speeds must be used Bear in mind that motors with very different characteristics create heterogeneous electrical situations which may show problems on start up and at low speeds because of different resistances of the stators which require different voltages on
37. l working the regulator selects automatically the signal with the higher value ESK100 User Manual rev 1 1 30 01 12 15 selpro it SELPRO 2 4 4 Remote controls signals 0 10 Vdc 4 20 mA PWM Below are represented the connections for the remote control regulations 0 10Vdc 4 20 mA e PWM coming from remote control unit for Automatic regulation or Manual regulation with Potentiometer with DSw2 ON the controller work on Reverse mode 10 0Vdc or 20 4mA for rS selection hs ELUGA rS 010 0 10Vdc EKA GINA rS 420 4 20mA Vdc 00 mA 20 4 eA ON 12345678 12345678 Comando Comando 0 10Vdc 10 0Vdc 12345678 12345678 Comando Comando 4 20 mA 20 4 mA ATTENTION The controller is configured to receive N 2 remote control signal 0 10Vdc or 4 20mA and N 1 PWM signal the regulator selects automatically the signal with the higher value with rS010 Vdc rS420 mA it s possible to connect directly the command for remote manual regulation on terminal M3 are available the stabilized supply Voltage for REVERSE mode input 10 0V or 20 4mA shift DSw 2 to ON position and set So at 95 of the selected scale max 9 5 Vdc or 19 mA because it s the Cut Off value Vac for FANs OFF CODE RANGE rS PWM_ 0 100 H in 3V PWM max 30v SIGNAL NOT POLARIZED DIRECT mode REVERSE mode Code Description Vac_in Vac_in in IN1 o IN2 input value hi MAX RPM limit VAC Lo
38. meters reference and on the display you can read 1 Hardware Code and last software version release 2 Producer name After on the display you can read State value amp unit 1 Working Configuration 2 input Parameter ESK100 User Manual rev 1 1 30 01 12 25 selpro it SELPRO 3 7 3 Setting of the Jh amp JL extra dB jump parameters During the fan speed regulation there is the possibility of the presence of acoustic peaks extra dB coming from the fan motor To eliminate this acoustic peak ZONE proceed as follows 1 With the controller working on the LCD display you can read 1 Working Configuration State working 2 Reading parameter value amp unit 4 To speed the setting parameters press ENTER button SAVE with ENTER Escape P 2 Press simultaneously for 2 the buttons ENTER and ESCAPE and read on the display 1 Working Configuration State 2 Set Point value 3 Pressing UP or DOWN on the 2nd display line read amp scroll down the sequence of all the regulations parameters 4 Choose the parameter Jh and press ENTER on the LCD display you can read 1 Working Configuration State 2 JUMP higher point value 5 The controller stops the automatic regulation and supplies the fan s up to 100 Vac factory default Jh 100 pressing UP amp DOWN the operator can scroll all the speed range hearing t
39. metric MASTER rPu range 0 30 bar amp 0 45bar Voltage transducers 0 10Vdc MASTER rUu range 0 10Vdc See below the connection of one or two Vdc transducers EKLE Ges f ATTENTION rUu 05 0 5Vdc i i i poi i 1Pu030 0 30bar i Sse he mes a the Set point corresponds with TK e rPu045 0 45bar the fan Spee enn rUu010 0 10Vdc For REVERSE mode function shift DSw 2 to ON position with two 2 sensors signals working the regulator selects SPU transducer 0 5 10 Vdc our o 10v Pi GED PRECISIONE automatically the signal with the higher value 0 5Vd o VR 5 10V OE 0 10Vac 0 5 FS DIP Switch DIP Switch 3 O filalodaladalada b Lfalutlal Gnd Q IN1 Vde 4 Ol bet 12345678 12345678 IN2 Vde 2 EI DIRECT Mode REVERSE Mode DIRECT mode SP MAX Vac REVERSE mode SP MIN Vac Description Vac in Vac_in pares IN1 o IN2 input value A i Set point value a Proportional Band value hi MAX RPM limit VAC Lo MIN RPM limit VAC Jh Upper jump point VAC Jl Lower jump point VAC So Cut Off Bypass MIN RPM limit io Hysteresis on So Sh By pass Max RPM limit ih Hysteresis on Sh gt IN 3 a SP Sh PB SP Sh DIP Switch DIP Switch or able orr CAGAN DSw1 0FF for Set point at MAX VAC DSw1 0N for Set point at MIN VAC DSw2 0FF for DIRECT mode DSw2 0N for REVERSE mode with two 2 sensors signa
40. mm 6 4 RGF MEI 4 UNIVERSAL input Expansion Module Electronic All Round unit for the connection of 4 additional control and regulation inputs for all applications with Control inputs 4 20mA NTC 10k 0 5Vdc 0 10Vdc 0 20mA Regulation output 0 10 Vdc 0 20 mA Selectable MASTER SLAVE function for NTC Temperature Pressure Remote signals etc Automatic selection between the MAX MIN values OUTPUT connection to other MEI units max 3 LEDs for the visualization of active inputs Power supply protection with fuse Power supply surge protection INPUT total protection against short circuit Protection filters against input signal surge ESK100 User Manual rev 1 1 30 01 12 33 selpro it O SELPRO Identification of the sources of OVERVOLTAGE hazards potenziale 4 elevato potenziale linea alimentazione sovratensione No gt cavi trasmissione ESK100 User Manual rev 1 1 30 01 12 DIRECT ATMOSPHERIC DISCHARGE When a lightning strikes directly a building equipped with a common protection system the components connected to the system supplementary system reach a significant electric potential This event determines such potential differences between the components connected to earth and the active components that the insulation protection is not strong enough to stand it As a result the discharge causes irreparable d
41. nd the display shows the input value an Qm order to enter this mode switch on the regulator from OFF to ON or press SB1 reset button 7 ON OFF K Q 3 2 LCD Display regulation To modify the display light press ENTER amp UP to increase or DOWN to decrease on the display you can see the lightning value 1 Working configuration State 2 LCD parameter value amp unit QO O ESK100 User Manual rev 1 1 30 01 12 19 selpro it SELPRO 3 3 Regulation parameters codes The following table shows the codes of the regulation parameters with the ranges and the default values Display Model of Value Default Configuration transducer or Description Code min MAX UM s generated signal p 10 0 90 0 C 45 0 rtE 01 STE 10 90 C 4 0 20 1 mA 14 0 rPr420 4 20 mA 0 15 0 bar 10 6 rPr015 SPR 0 15 bar 0 25 0 bar 17 0 rPr025 SPR 0 25 bar SP 0 30 0 bar 17 0 rPr030 SPR 0 30 bar Set Point 0 45 0 bar 25 0 rPr045 SPR 0 45 bar 0 10 0 Vde 6 0 rUu010 0 10 Vde 0 5 0 Vde 2 9 rUu 05 0 5 Vde 0 30 0 bar 18 9 rPu030 0 5 Vde 2 0 55 0 C 7 5 rtE 01 STE 10 90 C 0 2 16 0 mA 2 6 rPr420 4 20 mA 0 5 15 0 bar 2 4 rPr015 SPR 0 15 bar 1 0 25 0 bar 3 5 rPr025 SPR 0 25 bar Pb 1 0 30 0 bar 3 5 rPr030 SPR 0 30 bar Proportional 1 0 45 0 bar 5 2 rP
42. ns 12 DEFAULT software COMPLIANT in conformity to the strictest standards concerning power drive systems with special attention to the EMC Directive Electromagnetic Compatibility since it refers to NON tangible protection requirements the relative Standards are only partially followed by many manufacturers of electronic power devices and they are ignored especially by final users which are the contact persons responsible for the EC certification and compliance of the System Controller Fan s Like all SELPRO products the ESK100 series has been built to the very highest quality standards using electronic components of the utmost reliability which have undergone functional tests that guarantee the use of the product for at least 60 000 hours of continuous operation without problem Thanks to the specialized software for applications on fan motors it is possible to avoid typical problems with the modulation of oscillation to reduce the mains current distortion and to limit the magnetic noise of the regulated motor by means of the Soft Power technology which manages power regulated in 0 cross mode The extended range microprocessor which performs every control function is also responsible for monitoring the safety conditions of the regulator by checking its proper operation the lack of the power supply the connection of sensors and all other possible electrical situations that could damage the connected air cooled system or the c
43. o Input signal value forcing the output down to 0 io Hysteresis of the input signal value So hi Maximum RPM limit Lo Minimum RPM limit ESK100 User Manual rev 1 1 30 01 12 29 selpro it SELPRO Available regulation Software The principal fans group are always on regulation from 0 to 100 there are other three aux fans group for ON OFF extra power N Zone 1 4 parameters In this way the ESK can be in THD compliance Vacina ion ion ion 1 100 F MOT 1 F db Pa Ib ra PRINCIPAL P FAN S Lo Regulation 0 100 0 gt In mA bar c V 100 Mor 2 Th FANS ak AUX 1 ON OFF 100 MOT 3 J4 FANS aa AUX 2 ON OFF 100 Mor 4 if TAUX 3 0 ON OFF gt in mA bar lt y V ii sP SET POINT Same application with different solution The principal fans reach the 100 and the ON OFF group N Zone 1 4 parameter work over the regulated fans 2 100 Uscita FANS REGULATED 0 100 o gt in Differenziale mA bar 1 C Vde 100 Uscita 0 ON OF FANS 1 100 Uscita ON OF FANS 2 100 Uscita ON OF FANS 3 Scostamento S in 7 mA bar lt Ph gt C Vde SP SET POINT ESK100 User Manual rev 1 1 30 01 12 30 selpro it SELPRO The controller work in PID mode driving the different fans groups In this way we have the C bar set point at the minimum project val
44. ontroller and by simultaneously informing the operator about the regulation status and operating conditions through the digital display The controllers are preprogrammed for operation with MASTER 9 modes or SLAVE 3 modes configurations Once the Set Point in bar for Condensers and in C for Water chillers has been selected the controller in MASTER mode operates on the fan speed in order to keep the condensing pressure or the fluid temperature at a desired value The controller in SLAVE mode operates as a power unit driven by a remote controller through a mA or Vde or PWM control signals The ESK100 series offers 2 standard rated current values G 12 A 20 A with standard power supply 230Vac 10 50 60Hz the controller recognizes and manages automatically the frequency variation further voltage and current values are available on request Electronic regulations of motors phase cutting regulation of AC voltage SCR and TRIAC power drive systems they all have collateral effects which require the use of additional technical protection measures especially with applications in residential environments or technological plants the acoustic noise generated by the fan because of the magnetization of the motor itself arises discontinuously within the main speed ranges of the fan speed regulation and can be only partially reduced by means of expensive and bulky acoustic screens installed around the machinery The ESK100 c
45. ontroller helps solving issues brought about by the acoustic noise thanks to its dedicated software which allows to adjust the COS PHI of the connected fans define and select the dB JUMP zone in order to avoid keeping the control values within ranges in correspondence with high acoustic peaks extra dB zones With the combined action of the dB JUMP software of the COS PHI adjustment and of the NTF100 filters specifically designed for the Extra dB Noise applications it is possible to suppress up to the 80 of noise emissions generated by the fan motors The fans can therefore operate at the different required speeds without causing the typical noise arising from a phase cutting regulation the physical geometry and heat exchange capacity of the finned coil are enhanced by the clean regulation obtained which at the same time consents to save energy Unlike INVERTERS thanks to the application of NTF100 filters on our devices it is also possible to dramatically lower and almost eliminate harmonic distortions generated by electronic control the regulator does NOT have any internal filter for the suppression of harmonic distortions EN 61000 3 2 amp 3 12 ESK100 User Manual rev 1 1 30 01 12 6 selpro it SELPRO 1 4 EC Directives amp Technical Standards Like all of our products the ESK100 series has obtained the CE mark in compliance with the EMC Electromagnetic Compatibility directive 2004 108 EC The e
46. ow 12 2 4 3 Voltage transducers 0 5Vdc raTiometric MASTER rUu 0 ore ie Voltage transducers 0 5Vdc raTiometric MASTER MASTER rPu 12 Voltage transducers 0 10Vdc MASTER rUu 12 2 4 4 Remote 0 10 Vdc and 4 20 mA control signals a 13 2 5 Auxiliary Contacts amp ignals M3 scssssssesssessseseees 17 2 6 RL1 Alarm relay terminal block M4 14 3 0 ESK SETTING amp REGULATIONG csccs0008 15 3 1 Codes of the defualt configurations 16 3 2 LCD Display light regulation 16 3 3 Regulation parameters codes 17 3 4 Keys buttons amp Display 00000 18 3 5 Parameters visualized ON LCD Display 18 3 6 Function modes amp Regulation parameters 3 6 1 MASTER mode regulator 3 6 2 SLAVE DRIVER Power Unit 3 7 QUICK START selection of the software configuration cscscssscsssssscsssssescsssssesssssssssssssscssssssssssssssssssssssessssessessseesssssssassssessesessesseee 21 3 7 1 Choose the working mode be 3 7 2 Sequencefor to change the regulation parameterS scsssccssssssssssssssscsssscssscssssssssssssssssssssssssssssssssssessssessssssesssssssassssessesssseseees 22 3 7 3 Setting of the Jh amp JL extra dB jump parameters ccccsssscssssssscssssssscssscsssessscsssscssesessessssssssesssssessesessessssessessseassesassessesessens 23 4 0 ie 4 1 Alarm LED DL3 4 2 Alarm messages ON LCD display ssscsssssssssssssssssssssssssssssssssssssssssscsssesssesssssss
47. r press the button RESET After switching on the regulator wait the conclusion of the RUN TEST LCD display off 4 Release simultaneously ENTER e DOWN the regulator finds its configuration and the display shows the last selected configuration 1 Working Configuration rS 010 factory selection 2 Message for the operator choose new code 4 With UP amp DOWN scroll down the twelve 12 available default code 5 Press ENTER and the display show 1 New configuration selection 2 Message memorize the new one blinking 6 For EXIT and to erase the new choice press ESCAPE 7 To confirm the choice press simultaneously the buttons ENTER ESCAPE and read on the LCD display 1 Selected configuration updating 2 Message memorized the new one blinking The controller save the new configuration changing and working with the new default parameters This is the end of the choice The controller restart from OFF and on the display you can read 1 Hardware Code and last software version release 2 Producer name After on the display you can read 1 Working Configuration State 2 input parameter value amp unit To change the factory parameters precede with the following pages Now start the work with the new selected configuration ESK100 User Manual rev 1 1 30 01 12 24 selpro it SELPRO 3 7 2 Sequence to change the regulation parameters 1 Wit
48. r045 SPR 0 45 bar Band 0 2 10 0 Vde 1 6 rUu010 0 10 Vde 0 1 5 0 Vde 0 8 rUu 05 0 5 Vde 1 0 30 0 bar 3 5 rPu030 0 5 Vde hi 0 100 Out 100 All All Max VAC limit Lo 0 100 Out 00 All All Min VAC limit dE 0 1 60 0 sec 2 0 All All Starter Jh 0 100 Out 100 All All Upper jump points JL 0 100 Out 100 All All Lower jump points 20 0 90 0 C 90 0 rtE 01 STE 10 90 C 4 20 mA 20 0 rPr420 4 20 mA 0 15 bar 15 0 rPr015 SPR 0 15 bar Sh 0 25 bar 25 0 rPr025 SPR 0 25 bar BY Pass 0 30 bar 30 0 rPr030 SPR 0 30 bar MAX VAC 0 45 bar 45 0 rPr045 SPR 0 45 bar limit 0 10 1 Vde 10 0 rUu010 0 10 Vde 0 5 0 Vde 5 0 rUu 05 0 5 Vde 0 30 0 bar 30 0 rPu030 0 5 Vde 1 30 C 1 rtE 01 STE 10 90 C 0 1 5 0 mA 0 1 rPr420 4 20 mA 0 1 5 0 bar 0 1 rPr015 SPR 0 15 bar ih 0 1 8 0 bar 0 1 rPr025 SPR 0 25 bar Histeresys 0 1 8 0 bar 0 1 rPr030 SPR 0 30 bar Sh 0 1 15 0 bar 0 1 rPr045 SPR 0 45 bar 0 1 5 0 Vde 0 1 rUu010 0 10 Vde value 0 1 2 5 Vdc 0 1 rUu 05 0 5 Vde 0 1 15 0 bar 0 1 rPu030 0 5 Vde 20 0 90 0 oC 20 0 rtE 01 STE 10 90 C 4 20 mA 4 rPr420 4 20 mA 0 15 bar 0 rPr015 SPR 0 15 bar 0 25 bar 0 rPr025 SPR 0 25 bar BY Pass 0 30 bar 0 rPr030 SPR 0 30 bar 0 45 bar 0 rPr045 SPR 0 45 bar Min VA C So 0 10 0 Vdc 0 rUu010 0 10 Vdc Limit 0 5 0 Vde 0 rUu 05 0 5 Vde 0 30 0 bar 0 rPu030 0 5 Vde Cut Off 4 0 20 0 mA 4 0 rS 420 0 10 0 Vde 0 1 rS 010 0 100 01 rs PWM 20 ESK100 User Manual rev 1 1 30 01 12 selpro it
49. s to the phase cutting principle in order to regulate the rotational speed of single phase asynchronous high slip motors to be used with axial and centrifugal fans in Air Conditioning Refrigeration Ventilation and Air Treatment Systems Any different use of the equipment is strictly FORBIDDEN Manufacturer Declaration This series is manufactured for the employment into the industrial environments and responds the following communitarian directives e Machine Directive 2006 42 EC and following amendments e Low Voltage Directive LYD 2006 95 EC e EMC Directive 2004 108 EC ELECTRONIC FANS REGULATION FULL ENVIRONMENTAL RESPECT Thanks to the electronic solutions used the device responds totally to the emission limits required from the European Directives for Residential Commercial and Light Industrial environments EMC and PDS applications and can therefore be installed without particular precautions ex shielded cables The equipment does NOT contain filters for the suppression of harmonic distortions A It is not allowed to commission our equipment when installed in machines that do not comply with the legislation in force ESK100 User Manual rev 1 1 30 01 12 2 selpro it SELPRO Contents 1 0 12 Operating MODEG ccssssssssssssssssscsssssssssssssssssssssssscessssssssssssssssssssssussssssssssessessssssscsssssssssssesssssassssssessssussssssssssssassssessessscassesss
50. ssential requirements of the directive are satisfied by the conformity to the generic standards for industrial environments Directive Standard code Description 2006 42 EC EN 60204 1 Safety of machinery Electrical equipment of machines EN 60204 1 Safety of machinery Electrical equipment of machines 2006 95 EC EN 50178 Electronic equipment for use in power installations Adjustable speed electrical power drive systems Part 3 EMC 2004 108 EC EN 61800 3 product standard including specific test methods All products have been tested in accordance with the procedures and test conditions laid down in the standards specified in the product technical file Since these products are destined to be used not only as stand alone systems but also as components of other machines or plants all compatibility tests to the standards have been performed under typical conditions of use In particular the tests have been performed in a system consisting of a voltage controller ESK100 a control cable and relative commands a supply cable a motor cable and a group of fans with an equivalent power to the value of the nominal current of the controller With reference to EMC Compatibility according to the Marking Ger with CDM System with PDS System All SELPRO controllers are suitable for the installation in PDS systems Power Drive System Controller with connected fan s which guarantee the
51. start up and at low speeds 1 8 Magneto thermal protection The ESK100 devices must be protected by a magneto thermal switch fitted upstream of the cutting regulators Installation of magneto thermal protections is the responsibility of the installer It is advisable to fit an automatic magneto thermal protection with a C intervention curve having the following capacity To prevent the short circuits to the controllers SCR it s very important the application of the referenced fuses into the table PROTISTOR fuse for SCR protection Type Vac Amp Series Reference ESK 112 12A ESK 120 20A Reames 690 V 25 L330014J FRI0GB69V25 10 Fuses Fusibles Sicherungen Fusibles Fusibili FR10GB69V25 A 690V AC GRB 25A Mod ESK100 690 GRB 10 25 AO70GRB25T13 at M M Ul iI 133001 H 605340 360622 AX 0951 1164510 p TE ag E GoT ID Ww m D pani MOTI M5 g D k N E l i MiP lial Hrt zu ESK100 User Manual rev 1 1 30 01 12 12 selpro it SELPRO 2 0 Electrical connection 2 1Connection of Power Supply and Load Connect the power supply and the load as shown in the figure below being careful to employ conductors with a cross section suitable to the connected load The power cables power supply and load must be installed separately from the control cables analog inpu
52. stem Furthermore the proportional regulation allows to Utilize equally the whole surface of the constantly operating heat exchanger Manage the heat exchanger s power in a more rational and balanced way by operating gradually at low speeds and consequently optimizing the exchange power through a better use of fins Regulate the operating efficiency of the heat exchanger according to the actual cooling needs Reduce the total amount of coolant Reduce dirt and dust accumulation on the heat exchanger fins Make the mechanical structure of the heat exchanger easier by eliminating the internal partition walls Among the different type of equipment that allow to perform a proportional regulation of the rotational speed of fans driven by synchronous and asynchronous motors there are also the FAN SPEED CONTROLLERS with AC voltage PHASE CUTTING With these controllers the active voltage given to the motor varies proportionally from a minimum up to a maximum value which corresponds to the AC voltage supply the required frequency is the mains frequency 50 or 60 Hz This kind of regulation requires the use of motors suitable for phase cutting control class F or H and defluxed since they must be able to stand an increase of the internal temperature at low operating voltages which may causes a severe deterioration of the motor windings and even short circuit in NOT suitable motors In general it is suggested to use motors with resistive
53. t s possible to set e For the output Vac it s possible to set two values UPPER Jh and LOWER JL setted from 0 to 100 to delimit the jump zone during the regulation dB Jump e For the inputs signals it s possible to set a MIN Value So and a MAX Value Sh in wich the regulation depend from the choosen function mode o DIRECT mode the VAC output is OFF with in lt So Cut Off and switch to 100 Vac if in gt Sh REVERSE mode the VAC output is OFF with in lt Sh Cut Off and switch to 100 Vac if in lt So ESK100 User Manual rev 1 1 30 01 12 22 selpro it SELPRO Shifting to ON position DSw 1 the Set Point work at the MIN Vac output DIRECT mode SP MIN Vac REVERSE mode SP MIN Vac Code Description Vacin DPSw 1 Vac_in DSw 1 in Input value working A ih ON SP Set point 100 _ Wor ee T 100 he Pb Proportional Band hi Max RPM limit VAC 1 E eee AAR Ae Lo Min RPM limit VAC Jh Upper jump VAC Jinenn Jh JL Lower jump VAC A eee TE JE So _ Cut Off Bypass MIN Vac limit io Hysteresis on So i Sh By pass Max Vac limit Lo LO pi ih Hysteresis on Sh 0 gt IN 0 7 So sp re Sh PB SP Sh 3 6 2 SLAVE DRIVER Power Unit In SLAVE mode are available only the functions parameters into the below table Code Display Description ti Temperature Instantaneous temperature in C of th
54. ts and ON OFF input outputs keeping the maximum possible distance between the power and signal conductors Do not place power cables with signal cables in the same raceway In case the cables cross one another ensure it is at 90 A SURGE ARRESTER electric protection placed between the regulator supply and the earth meant to protect the device from transient overvoltage WARNING disconnect the faston contact from the PE earth reference before making the ELECTRIC STRENGTH TEST N WARNING In presence of a protection with DIFFERENTIAL SYSTEM use switches with leakage current to earth gt 60 mA The ESK100 regulators allow the connection of single phase loads also with phase phase 230Vac connection It is advisable to provide a Bypass Switch to allow the load activation even when the cutting regulator is faulty Emergency by pass When connecting the Bypass the following precautions should be taken into consideration v The connection through the Bypass Switch must keep the phase correspondence unaltered so as to avoid destructive short circuits v Before supplying the load with maximum voltage the supply should be disconnected from the Regulator Therefore o It is advisable to use a single position manual switch as a commutation device o If automatic commutation is performed by means of contactors make sure there is some delay at least 2 seconds between regulator disconnection and load activation SURGE S
55. ue no extra THD from electronic regulation RI RR RS SP l RI R2 R3 Co Vac gt lt gt lt gt 5 K 7s 9 ott tt tT i o4tt t t 100 an 0 0 SP Working point Db Set Point dead band Kp Proportional band tl delay ON OFF relays R1 R2 R3 ON OFF fans relay caning ae hs on 1 2 3 DMF PIM Co Vac gt A A j 100 00 gt IN SP i l mA bar P i c V e DIFFERENZIALE RELE ESK100 User Manual rev 1 1 30 01 12 31 selpro it SELPRO 6 0 Accessories 6 1 Manual Remote Control Units Series of potentiometers for manual remote control Potentiometer for external remote control Manual speed setting with 0 10 Vdc Available 1 amp 10 turn versions with standard knob 22 and silk screen label Available 10 turn version with knob 30 with 100 Set points Mounting in switch cabinet doors shaft length 15 mm 6 3 mm Complete with front plate 50 x 50 mm Linear potentiometer for 0 10 Vdc remote manual control 1 turn 10kohm 1 W in Cermet Front plate with silk screen label 50 x 50 mm and knob diameter 22 ZC RGF PB1034 00000 Linear potentiometer for 0 10 Vdc remote manual mA Wd control e 10 turns 10kohm 3 W wire gt ZC RGF PB1050 10000 ZC RGF PB1050 20000 with 22 knob Front plate with silk screen label 50 x 50 mm with 100 points 30 knob ZC
56. y and to earth The information provided in the present manual consent to install and control correctly the fan speed regulator ESK100 Do NOT tamper with or disassemble the regulator internal components doing so will INVALIDATE THE GUARANTEE and may cause unnecessary damage The regulator does not contain components that can be repaired by the user The regulator must be suitably and effectively earthed by the installer according to the standards in force Earth is essential for the EMC filter to operate correctly The user must be protected from the electric supply and the motor must be protected from possible overloads in compliance with the standards in force DO NOT supply the regulator without the external protection cover DO NOT touch any electrical parts of the circuit when the power supply is connected under any circumstances Before supplying power to the unit make sure that the regulator is correctly connected to the power supply and to earth If the mains supply is disturbed which may be due to other electrical power components causing irregularities in the supply power contactors it is recommended that supplementary single phase SURGE ARRESTER filters are installed directly on the regulator supply Avoid repeatedly connecting and disconnecting the power supply to the regulator a constant supply keeps the regulator at working temperature and eliminates problems caused by condensate inside the protection case Alternatively

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