Pyramiddsp 10-60 kVA user manual
Contents
1. l Selle 812910 EED DSUB 9 female connector with the following pin layout shall be used on the UPS side of the connection cable Pin layout is given below RS232 PIN LAYOUT Pin Signal Name Signal Description 2 RX Receive data 3 TX Transmit data 5 GND Signal ground RS232 cable shall be shielded and shorter than 15 m Only one of the RS232 RS488 communications can be activated at one time The selection between RS232 and RS488 communications can be done by setting the COMM parameter in COMMANDS menu as desired 7th2 RS488 Communication DSUB 9 female connector with the following pin layout shall be used on the UPS side of the connection cable Pin layout is given below RS488 PIN LAYOUT Pin Signal Name Signal Description 6 A Receive signal pair 5 B 1 Z Transmit signal pair 9 X 4 GND Signal ground RS488 cable shall be shielded and shorter than 100 m Only one of the RS232 RS488 communications can be activated at one time The selection between RS232 and RS488 communications can be done by setting the COMM parameter in COMMANDS menu as desired 24 511 Y01 U169 1 01 7th3 Digital Inputs UPS OFF and GEN ON Voltage to be applied to the digital inputs is 5V DC Maximum current drawn by each input is 1 mA 5V DC supply provided on the communication interface board can be used to supply both digital inputs GE Pay attent2. The UPS must remain in a vertical position throughout the transportation Make sure that the floor can support the weight of the system 2nd2 Unpacking Equipment and batteries whose packages are damaged during transportation shall be inspected by a qualified technical person before starting with the installation The procedure is as following gt Remove the bands and the protective packaging from the UPS gt Use suitable equipment to remove the UPS from the pallet gt Mount the cabinet parts supplied with the UPS after positioning and connecting the UPS N The equipment shall be packed properly during transportation Therefore it is recommended to keep the original package for feature need Check if the following are provided with the equipment gt Cabinet parts which are dismounted from the lower part of the UPS cabinet to make handling with a fork lift easier three pieces gt Key of the cabin door gt Battery fuses three pieces gt Test report 2nd3 Storage Recommended storage temperature humidity and altitude values are listed on the Technical specifications section If the batteries will be stored for longer than 2 months they shall be charged periodically Charge period depends on the storage temperature The relationship is as shown below gt Every 9 months if the temperature is below 20 C Every 6 months if the temperature is between 20 C and 30 C Every 3 months if the tempera
3. examine the circuit breaker positions read alarms from the ALARMS menu and refer to the table Apply all suggestions corresponding to each alarm If your issue is excluded or the suggested actions do not solve your problem consult the technical service Alarm Possible Cause Action Bypass mains voltage 1s different than the inverter reference signal Make sure that the bypass circuit breaker is ON if the UPS has no separate bypass BYP BAD alarm is present mains input make sure that the input circuit breaker is I ON e g its beyond its limits or it has a total harmonic distortion gt 10 VBYP HIGH alarm is Bypass mains voltage is higher present than its upper limit VBYP LOW alarm is Bypass mains voltage is lower present higher than its lower limit Check if the bypass mains voltage is in Frequency of bypass mains voltage specified limits BYP SYN FL alatm is is beyond the frequency range for present bypass operation or bypass mains voltage is very low Phase sequence of the separate bypass mains input shall be changed Consult technical service BYP SEQ FL alarm is Phase sequence of bypass mains present voltages is not OK Check the position of the manual bypass MAN BYP alarm is present Manual bypass switch is ON oa ep Check if there is an overload and remove the excessive load Inverter block temperature is very Measure the ambient temperature near UPS high Make sure
4. to ON T position Wait for the LCD to start up Set the date and time See the NORMAL message on the LCD Bring the circuit breaker of the external battery cabinets to ON T position Bring the battery circuit breaker F5 to ON T position Bring the output circuit breaker F2 to ON T position EP NORMAL message will not be displayed until the UPS starts up For the UPS to start up frequency waveform rms value of the bypass mains voltage shall be in acceptable limits and bypass shall be enabled 5th2 Decommissioning Bring the output circuit breaker F2 to OFF 0 position Bring the input inrush and manual by pass circuit breakers F1 F6 and F3 to OFF 0 position If the by pass mains input is separated bring the by pass circuit breaker F4 to OFF 0 position Bring the battery circuit breaker F5 to OFF 0 position In the event of an extended period of UPS inactivity the batteries must be charged periodically CS in order to prolong battery life The charge period which depends on the temperature is given in the storage section of the manual 5th3 Switching into manual by pass during operation Manual by pass enables the operator to isolate the electronic circuitry of the UPS from the mains and the load without interrupting the load operation by connecting the loads directly to the bypass supply This feature is useful while performing ma
5. 1 4 External Battery Connection at PA ME Output COMME SIM 2 5 2 Communication Intettace Contections eee ee Ec eet ertet en ERGE Gee eMe as 10 3 Modes OO O 11 Sele 2 Bypass Mode iuda ORE tin diete EE EE IE Ee eR 12 3a EIE eel ER AE ER ER RE EE EE 12 5 9 ee EE AE EE EG 13 4 Control atid Monitotitig irit eorr GE nter Sense sg ee Ed ees oe ge bed de T YER TEUER ONT RRS Gen SUPER CR Ad suede 14 Asli oo LR EE depu qa ee EE acetone wand 14 AVN Rey pads EE EE AR eea anaes Riana nee aaa 14 g2 Mimie oi EE EE EE EE EE EE EE 15 4 1 3 Liquid Crystal Display LCD and User MENU esse sesse sek seek ek ek gek gek SeSe Nek ek ek ge eri gek Sek E a EEEE 16 4 1 4 Buzzer 5 Operating Procedures ie de is 20 DT COMIS ONINO AE EE 20 5 2 3DecomtnissiOning oso ee DE R 20 5 3 Switching into manual by pass during operation sssssseeeeeeeeeneneteteeteetentettntennetetetententeennn 20 5 4 Returning from manual bypass to UPS sssssseseeeeeeeneneeneneetententenentennenenetente tenente tenete eek eek eek 21 5 5 Connection to peneratot oeste N OE OE EE 21 6 Features and operating limits esse sees esse ee RR Re ennt Ke ee Re Re Re 22 6 1 Mains limits for normal Opetati n iui esu baee ia RE Nand I RH HUMEUR uetus 22 6 2 By pass mains limits for bypass operation tentent tententettenenten tenete tenete entn 22 GR E ED EE GA Overload ee Ee whens e n e e aN Pe iride n Pete
6. distribution panels 0 OFF and interchange any two phase cable Connect neutral to N terminal of X2 2nd5 1 3 Separated by pass mains input connection optional AN Bring the circuit breaker on the distribution panel to OFF or 0 position before making the connections Connect the phases to bypass X3 L1 L2 and L3 terminals Make sure that the phases have the same sequence with the input supply Connect neutral to N terminal of X3 511 Y01 U169 1 01 9 2nd5 1 4 External Battery Connection N Do not put the battery fuses into the fuse holder before operating the equipment and seeing the NORMAL message on the LCD AN Devices with internal batteries may have dangerous voltages on the battery terminals To connect external batteries do the following gt Switch the circuit breaker of the external batteries to OFF or 0 position gt Connect the pole of the external batteries to the battery terminal gt Connect the pole of the external batteries to the battery terminal gt Connect the midpoint of the external batteries to the battery N terminal N Danger of explosion if the batteries of the wrong type are used 2nd5 1 5 Output Connection To enable the short circuit protection feature of the UPS each load shall be fed over a separate citcuit breaker chosen according to the load current This may provide quick disconnection of the EP short circuited load and operation cont
7. power screw terminals are located on the lower front side of the UPS Terminal details are shown in the figure below Refer to the names of each terminal to identify it during connection 8 511 Y01 U169 1 01 SEPARATE BYDASS MAINS INPUT BATTERY MA NS INELT OPTIOMAL OU TUT Lc N 8 PE APER PE PE oo Fa id e Xl X2 X3 x4 Cables shall be passed through the hole under the connection terminals Make sure that all circuit breakers are OFF 0 before starting with the installation Connections shall be done with the order below 2nd5 1 1 Protective Earth Ground Connections AN The device shall be earthed for a safe and reliable operation Connect the PE ground connectors before connecting any other cable Input protective earth connection terminal PE of the UPS shall be connected to ground with a low impedance connection PE terminals of the loads shall be connected to output protective earth terminal of the UPS If there is an external battery cabin present it shall be grounded via battery protective earth terminal of the UPS 2nd5 1 2 Input Connection AN Bring the circuit breaker on the distribution panel to OFF or 0 position before making the connections Connect the phases to input X2 L1 L2 and L3 terminals A definite phase sequence is needed for the UPS to operate If you encounter IN SEQ FLR alarm at start up decommission the UPS make the protection devices on the input
8. 0 IP 20 i 3 84 N 7 13 106 dissipation kcal h 3 302 ELECTRICAL Max altitude without derating m Protection level C a Mains Input Number of phases 3P N PE Nominal voltage 220 380 line neutral line line Voltage ur 187 100 load normal depends on the load operation level 120 64 load line to mua dE Lo od 80 442 load Upper limit 280 V Nominal frequency Hz 5 Frequency range Hz 45 65 Nominal wave form sinusoidal 236 2 Maximum Lwave form sinusoidal current IN 273 3 Current THD lt 4 2099 Output Performance classification according to IEC 62040 3 VFI SS 111 Numbet of phases 3P N PE Nominal voltage V 220 230 380 400 line neutral line line Static voltage regulation normal 100 linear load battery o1 50 50 001 30 511 Y01 U169 1 01 Maximum load power factor o9 Nominal active power kW 135 Nominal current A Load crest factor rated power Overload duration gt 1 minute 150 load 7 10 minutes 125 load Efficiency normal operation rated linear load with 0 8 PF gt 91 gt 92 Number of phases Voltage range ine neutra VIC Frequency range Hz 1 Nominal apparent power kVA Nominal current A Transfer duration ms Battery type Number of batteries Nominal battery voltage V Safety Performance EMC Product Certification Free contact communication AC failure battery under voltage bypass and ou
9. 1 After start up the following applies Operation mode depends on the priority inverter rectifier and bypass preferences made by the user and mains separate by pass mains and battery voltages Priority and inverter rectifier and bypass preferences can be set by using the COMMANDS and extra commands EXTCMNDS menus If operation in any of these modes is impossible output voltage will not be present In this case loads will not be fed and VSECFLR message is shown on the LCD instead of operation mode 3rd1 Bypass Mode In devices without separate bypass mains input energy is drawn from the mains In devices with separate bypass mains input enetgy is drawn from the separate bypass mains Loads are fed via static bypass line Output voltage has the same amplitude frequency and waveform as the input voltage Current drawn by the loads are only limited by the thermal magnetic switches over the energy flow path Voltage frequency and waveform of the bypass supply shall be in their tolerance limits and bypass shall be enabled for the UPS to operate in this mode When the upper provisions are met the UPS works in bypass mode in the following conditions gt During the start up gt If the bypass priority is selected gt Ifthe inverter is disabled or blocked gt Incase of a prolonged overload You can save energy by selecting the bypass priority Efficiency in bypass mode is higher than the efficiency in normal mode If
10. Battery life greatly decreases as the ambient temperature increases Therefore it is recommended to keep the ambient temperature about 20 C To perform a battery test enter START B TEST in the COMMANDS menu and wait The UPS will switch into battery mode when the test has started After about ten seconds UPS will return to the operation mode before the test If the batteries pass the test no alarm will be shown If the batteries fail you ll receive BATT FAILED message under the ALR submenu In this case make sure that the battery circuit breaker is ON T charge the batteries for minimum 10 hours and repeat the test If the alarm persists consult technical service for replacement Make sure that the batteries are fully charged and battery circuit breaker is ON T before S starting battery test Otherwise the batteries will fail even if they are in good condition BATT FAILED message will not disappear until another successful test is performed 6th4 Overload behavior While operating in normal or battery mode the UPS can feed overloads for a limited duration which is given in the technical specifications section After that duration UPS automatically switches into bypass mode if the bypass is enabled and frequency waveform rms value of the bypass mains voltage is acceptable 22 511 Y01 U169 1 01 If the overload situation continues in the bypass operation thermal magnetic protection devices may activ
11. XK mform Operating and Installation manual for PYRAMID DSP 10 GOKVA Uninterruptible Power Systems 511 Y01 U169 1 01 Important Notice Thank you for purchasing Inform UPS This document provides instructions about safety installation and handling of the UPS It is necessary to read the manual completely before working on this equipment CZ Read the manual completely before working on this equipment Keep this manual near UPS for easy consultation Symbols CE This symbol points out the instructions which are especially important AN This symbol points out the risk of electric shock if the following instruction is not obeyed This symbol points out the instructions which may be resulted with the injury of the operator or damage of the equipment if not obeyed 2 511 Y01 U169 1 01 1 EE EE EE EE EE E EE EE EE M 5 2 Installation aito a eec GR o He Hee re ER ec EE ER RE 6 2 1 Transportator etta d ud dn a HE T IR ER a LE e RI UR ERR 6 PAN de te ce eet e et pe EE EE ae ele DERE aet 6 PME Oo C 6 2A ME do RA ER AE DUM Dc DAT AT C EM LEE 6 2 4 1 Environmental Requisites 2 42 Electrical Requisites nuo AE stie etie AE AE tue uds 2 5 CONMECHONS OE eer vete RE 8 2 5 b Power Connec tons Ed P RA TH AE cease aye 2 5 1 1 Protective Earth Ground Connections LEDE EE Se NEG OE OO daii 2 5 1 3 Separated by pass mains input connection optional sss 9 2 5
12. amine the preferences check the mains voltages and read the modes of operation section of the manual Determine if the combination of line voltages and preferences does inhibit the UPS operation VIN HIGH alarm is present Input line neutral voltage is higher than its upper limit VIN LOW alarm is present Input line neutral voltage is lower than its lower limit Check if the bypass mains voltage is in specified limits IN SYN FLR alarm is present Frequency of mains voltage is beyond the frequency range for normal operation or mains voltage is very low Check if the mains voltage is in specified limits IN SEQ FLR alarm is present Phase sequence of input mains voltages is not OK Phase sequence of the mains input shall be changed Consult technical service Measure the ambient temperature near UPS RECT OVTE alarm is Rectifier block temperature is very Make sure that the temperature is in specified present high limits Check if the fans are running RECT OVLD alarm is n as drawn E ed B Check if there is an ovetload and remove the the input lines exceeds its nominal present excessive load value VDC HIGH alarm is Any of the DC bus voltages is Consult the technical service present higher than its upper limit Any of the DC bus voltages is If you encounter this alarm during start up f lower than its lower limit check if the inrush circuit breaker is ON T VDC LOW alarm is p
13. ate and protect the circuit In this case all loads on the output will be deenergized Make sure that the UPS is not overloaded to provide a higher quality supply to the loads P gner q y Supply 6th5 Electronic short circuit protection The UPS attempts to force the thermal magnetic protection devices between the output terminals and the short circuited load to open by supplying current to the short circuited load for a limited duration The UPS shall be working in battery or normal mode for this feature to work To enable the short circuit protection feature of the UPS each load shall be fed over a separate circuit breaker chosen according to the load current This may provide quick disconnection of the E short circuited load and operation continuity of the other loads To obtain maximum protection the rating of each individual load circuit breaker shall have the minimum value which is enough to carry the full load current continuously If the protection device fails to open the circuit in a limited time the UPS stops feeding current to the output VSECFLR message is shown on the upper left of the LCD 511 Y01 U169 1 01 23 7 Communication All related terminals are on the communication interface board A1 Connector layout is as following UPS GEN SV OFF ON Q 2929 RS488 RS252 OO OO OO ACFR BUVR BYPR SBFR NO COM NC NO COM NC NO COM NC NC COM NO o 7th1 RS232 Communication EIE
14. cable gt Do not put the battery fuses into the fuse holder before operating the equipment and seeing the NORMAL message on the LCD gt The connections shall be made with cables of appropriate cross section in order to prevent the risk of fire All cables shall be of insulated type and shall not be laid out on the walking path of the persons gt Do not expose UPS to rain or liquids in general Do not introduce any solid objects gt The equipment shall be operated in an environment which is specified in placement section of this manual gt Affix a label bearing the following expression on the distribution panels feeding the UPS Isolate the Uninterruptible Power Supply before working on this circuit gt Do not plug the communication cables in or out during stormy weather gt The equipment shall only be maintained and fixed by authorized technical persons gt In case of an extraordinary situation damaged cabin or connections penetration of foreign materials into the cabin etc deenergize the UPS immediately and consult to the technical service gt Replaced batteries must be disposed of at authorized waste disposal centers gt Keep this manual near for easy consultation gt The equipment shall be packed properly during transportation gt The equipment is compliant with the European Community directives Hence it is marked CC 511 Y01 U169 1 01 5 2 Installation 2nd1 Transportation
15. current on the mains input separate by pass mains input and output neutral conductors may have a value that is 1 5 2 times the phase value during operation In this case size the neutral cables and the input output protection adequately According to IEC 62040 1 2 the user shall place a warning label on the input distribution panel and the other primary power isolators in order to prevent the risk of electric shock caused by a fault voltage on the UPS The label shall carry the following wording 511 Y01 U169 1 01 Y Isolate uninterruptible power supply before working on this circuit 2nd5 Connections AN Connections shall be done by authorized technical staff only When the UPS is brought from a cold place to a warmer place humidity of the air may condensate in it In this case wait for two hours before beginning with the installation Layout of the connection terminals and boards are shown below F ad X X Oo 2nd5 1 Power Connections Al Communication interface board Parallel connection board optional Input circuit breaker F2 F3 F4 F5 F6 Output circuit breaker Manual by pass circuit breaker By pass circuit breaker optional Battery circuit breaker Inrush fuse Battery terminals Input mains terminals Separate by pass mains terminals optional X4 Output terminals AN Devices with internal batteries may have dangerous voltages on the battery terminals The
16. ee nie uae nna anata 6 5 Electronic short circuit protection 7 Communication sesse sees Ee Re A Re Re S ee ee ee 24 TA RS232 ComM nicati On sieys t t ente tert and eet mie ade d teet ete pc eat de eee Dese Debe e eedem indu 24 152 RS488 Communicalonis eoe e etat nete OR EE OE ER RE eOD AE 7 3 Digital Inputs UPS OFF and GEN ON LAs Free Contact Gomtnunicati nic eme R A EA A AR 8 IM Bini te Ee ROR o ED 26 Gal s Battery FUSES RE EREE ERE 26 OMM Iu RE ENEN EEN EE ME RE 26 511 Y01 U169 1 01 3 9 10 N LE EE RA EA at 26 NG ie ER toy 26 Troubleshooting siese sesse ee ee AA ERA Re ee Re ee ee Hata Yer i areti tan mlanmam Technical Specifications esse sesse sesse ee ee Ee RE RA ee RE RE Re ee Re RA RE Re ee ee Re Re 30 511 YO1 U169 1 01 1 Safety AN Information related to the safety of the UPS loads and the user is summarized below N But the equipment should not be installed before reading the manual completely gt The equipment may only be installed and commissioned by authorized technical persons gt When the UPS is brought from a cold place to a warmer place humidity of the air may condensate in it In this case wait for two hours before beginning with the installation Even with no connections have been done hazardous voltages may exist on connection terminals and inside the UPS Do not touch these parts gt Connect the PE ground connector before connecting any other
17. er failure Voltage and frequency of the mains input shall be in their tolerance limits and both the rectifier and the inverter shall be enabled for the UPS to operate in this mode When the upper provisions are met the UPS works in normal mode in the following conditions gt If the inverter priority is selected gt If the bypass priority is selected but bypass is disabled or frequency waveform rms value of bypass mains voltage is not in acceptable limits 3rd3 Battery Mode Energy is drawn from the batteries Loads are fed via the inverter Output voltage is sinusoidal and has a regulated amplitude and frequency It is independent from the battery voltage Battery voltage shall be in acceptable limits and the inverter shall be enabled for the UPS to operate in this mode When the upper provisions are met the UPS works in battery mode in the following conditions gt If rectifier is disabled gt If the rectifier is disabled or frequency waveform rms value of mains voltage is not in acceptable limits 511 Y01 U169 1 01 13 4 Control and Monitoring 4th1 Front Panel The front panel located on the upper part of the UPS informs the user about operating status alarm conditions and measurements It also provides access to controls and configuration parameters Front panel shown below consists of three parts As mimic panel provides basic information about the energy flow path and existing alarms LCD liquid crystal d
18. here is no voltage on the output VSECFLR message is displayed on the upper line Operation mode parameter is one of the notations below OPERATING MODE NOTATIONS NORMAL Normal mode BYPASS Bypass mode BATT Battery mode 16 511 Y01 U169 1 01 Menu and parameter descriptions are given below ALARMS MENU ALR XXXXXXXXXXXX 12 digit setvice codes ST XXXX XXXXKXXX Note these numbers before referring technical service Alarm codes and names can be seen by entering the ALR submenu ALARM DEFINITIONS CODE NAME DEFINITION Bypass mains voltage is different than the inverter reference signal e g its A01 BYP BAD frequency is beyond synchronization limits or it has a total harmonic distortion gt 10 A02 VBYP HIGH Bypass mains voltage is higher than its upper limit A03 VBYP LOW Bypass mains voltage is lower higher than its lower limit pousse EE EES A07 BYP SEQ FL Phase sequence of bypass mains voltages is not OK A08 MAN BYP Manual bypass switch is ON A09 INV OVTE Inverter block temperature is very high A10 OUT OVLD RMS current drawn from any of the output lines exceeds its nominal value All INV BLKD Inverter operation is automatically stopped due to a fault A12 VSEC NOK Output voltage is beyond its limits A13 VIN HIGH Input line neutral voltage is higher than its upper limit A14 VIN LOW Input
19. intenance or service Bring the manual bypass circuit breaker F3 to ON T position Make sure that the UPS switches into bypass operation Voltage frequency and waveform of the bypass mains shall be in limits and bypass shall be enabled for the UPS to operate in bypass mode Bring the input and inrush circuit breakers F1 and F6 to OFF 0 position If the by pass mains input is separated bring the by pass circuit breaker F4 to OFF 0 position Bring the battery circuit breaker F5 to OFF 0 position 20 511 Y01 U169 1 01 5th4 Returning from manual bypass to UPS If the by pass mains input is separated bring the by pass circuit breaker F4 to ON T position Bring the input and inrush circuit breakers F1 and F6 to ON T position See the NORMAL message on the LCD Bring the battery circuit breaker F5 to ON T position Bring the manual bypass circuit breaker F3 OFF 0 position 5th5 Connection to a generator If the input power is supplied by a generator set the digital input GEN ON high This ensures generator friendly operation by smoothing the increment of the current drawn from the generator during transition from battery mode to normal mode When this is done GEN ON alarm will be shown Connection details are given in the communication section 511 Y01 U169 1 01 21 6 Features and operating limits 6thi Mains limits for normal
20. inuity of the other loads To obtain maximum protection the rating of each individual load circuit breaker shall have the minimum value which is enough to carry the full load current continuously N Rated apparent and active power of the loads shall be less than the UPS power ratings Connect the loads to output X4 L1 L2 L3 and N terminals 2nd5 2 Communication Interface Connections Related information is given in communication section 10 511 Y01 U169 1 01 3 Modes of Operation There are three operation modes which differ in the path of the energy flow UPS block diagrams and the energy flow path in each operation mode is shown below Bypass thyristors INPUT OUTPUT 3P4 N PE BP 3P N PE Battery Block diagram without seperate manual bypass input Bypass thyristors BYPASS 3P N PE gt INPUT 3P N PE 3P N PE Battery Block diagram with seperate manual bypass input When UPS has no separate bypass mains input bypass line is also fed from the mains input Thus if such a device is in question mains input shall be comprehended when the bypass mains input is referred in the following sections of the manual UPS behavior at the start up is different from the usual operation The UPS can only operate in bypass mode during start up So in order for the UPS to start up frequency waveform rms value of the bypass mains voltage shall be in acceptable limits and bypass shall be enabled 511 Y01 U169 1 01 1
21. ion to the polarity of the voltages applied to the digital input terminals Input Function If the UPS OFF input is set high by applying 5V DC voltage on the related UPS OFF terminals UPS stops generating the output voltage and stops feeding the load When the voltage on the digital input is removed the UPS starts up according to the normal procedure If the GEN ON input is set high by applying 5V DC voltage on the related GEN ON terminals UPS smoothly increases the current drawn from the generator during transitions from battery mode to normal mode 7th4 Free Contact Communication Free contact relay connection cables shall have a cross section of 1 5 mm contact current depends on the applied voltage and the load characteristic Both maximum voltage and maximum contact current corresponding to the applied voltage shall not be exceeded Maximum voltage to be applied to the relay contacts is 42V AC rms sinus or 60 Vdc Maximum Maximum allowed resistive contact currents for several voltages are given on the table below Applied voltage Maximum contact current for resistive load Up to 42 V AC 16A Up to 20 V DC 16 A 30 V DC 6A 40 V DC 2A 50 V DC 1A 60 V DC 0 8 A Each relay has both a normally open NO and a normally closed NC contact One end of these contacts is common Normal states of the relay contacts are shown on the figure at the beginning of the communica
22. isplay offers detailed information and provides access to controls Keypad enables the user to move in the menu and to make selections By Pass Fault Y Inverter Battery ES OD DE 4thl 1 Keypad Functions of the buttons are given below BUTTON SYMBOL DEFINITION ESC x Exit from the current menu Scrolls the available menus values upwards It increases the UP agi value each time it is pushed when changing a parameter Scrolls the available menus values downwards It decreases the DOWN oap value each time it is pushed when changing a parameter Enters the menu displayed on the screen It makes selections or ENTER confirms the choice changes made 14 511 Y01 U169 1 01 4th1 2 Mimic Panel Mimic panel is a diagram which shows the path of energy flow in the UPS by means of several LED s Definitions of LED states are shown below LED s ID COLOR DEFINITION STATE Input mains voltage is OK and rectifier is active Steady Input mains voltage is OK and rectifier is inactive Line 1 Green Input mains voltage is very close to its upper lower limit and rectifier is Flashing active Input mains voltage is not OK Off Bypass voltage is OK Steady Bypass voltage is not OK and output voltage is synchronized to the f Line 2 Green bypass voltage Flashing Bypass mains voltage is not OK and output voltage is not synchro
23. l installation regulations The electrical distribution panels for the mains and separated by pass mains inputs must have a protection and disconnection system Disconnection devices used in these panels shall disconnect all line conductors and the neutral conductor simultaneously The following table shows the recommended size of the mains and separate by pass mains input protection devices thermal magnetic and differential and the cable cross sections for the linear loads UPS Input and bypass mains Input and bypass Battery cable Leakage current kVA input thermal protection mains input cable cross section protection cross sections 10 25 A 6 mm 6 mm 500 mA 15 32 A 6 mm 6 mm 500 mA 20 40 A 10 mm 10 mm 500 mA 30 63 A 16 mm 16 mm 500 mA 40 80A 25 mm 25 mm 500 mA 60 125 A 35 mm 35 mm 500 mA Input magnetic protection devices shall have D characteristic Load leakage currents are added to those generated by the UPS If loads with high leakage currents are present adjust this value accordingly It is recommended to adjust the protective device after measuring the total leakage current with the UPS installed and operational with the intended load During transitory phases power failure return and voltage fluctuations short leakage current peaks may occur Make sure that the protection is not activated in such cases A A If the loads have a nonlinear characteristic the
24. line neutral voltage is lower than its lower limit ENE ES MN A18 IN SEQ FLR Phase sequence of input mains voltages is not OK A19 RECT OVTE Rectifier block temperature is very high A20 RECT OVLD RMS current drawn from any of the input lines exceeds its nominal value A21 VDC HIGH Any of the DC bus voltages is higher than its upper limit oe EET A23 RECT BLKD Rectifier operation is automatically stopped due to a fault A24 VDCNOK Any of the DC bus voltages approaches its lower or upper limits A25 AMB OVTE Ambient temperature exceeds its upper limit A26 GEN ON Ed friendly operation is activated digital input GEN ON is set A27 UPS OFF Emergency stop is activated digital input UPS OFF is set high A28 BATT FAILED Batteries failed in the battery test A29 INV RX FLR Communication between the inverter and the front panel is lost A30 RECT RX FLR Communication between the rectifier and the front panel is lost AM BATT C OPEN EE I amp DC bus voltage is present Battery circuit All alarms except VSEC NOK are minor 511 YO1 U169 1 01 17 MEASUREMENTS MENU MEASUREMENT DEFINITION LD XXX XXX XXX Ratio of the actual inverter active power of each line to its nominal value Vse XXX XXX XXX V Output line neutral voltages Isc XXX XXX XXX A Output line currents Fo XXX Hz Frequency of output line neutral voltages Vby XXX XXX XXX V Bypass line neutral v
25. nized Off to the bypass voltage Battery mode is active and battery voltage is OK Stel UPS is performing battery test and battery voltage is OK Battery mode is active and battery voltage is close to its lower limit Battery Red energy available in the battery is about to be depleted bis Battery test is active and battery voltage is close to its lower limit energy available in the battery is about to be depleted Rectifier is active and able to supply whole power required by the Off inverter Load is fed via inverter Steady Inverter Green Inverter is not active Off Load is powered Steady Load Green Load is powered but UPS is overloaded Plashing Output voltage is not OK Off Bypass se Load E via Sane bypass line Steady Bypass is not active Off No alarms Off Fault Red A minor alarm is present Flashing A major alatm is present Steady 511 Y01 U169 1 01 15 4th1 3 Liquid Crystal Display LCD and User Menu LCD provides detailed information about device status alarms and measurements It also enables the operator to manage the UPS All information commands and configuration parameters are given in a menu which has the following structure atarMs gt AR t T ST ART B TST i t BUZZER CON IGU t ION m DATE d i t IDENTIFICATION OMM EXTCMNDS LCD consists of two lines and has the following structure OPERATING MODE or VSECFLR MENU or PARAMETER NAME If t
26. oltages Vin XXX XXX XXX V Input line neutral voltages Tin XXX XXX XXX A Input line currents Fin XXX Hz Frequency of input line neutral voltages Vd XXX XXX V Positive and negative DC bus voltages Vbat XXX XXX V Positive and negative battery branch voltages Ibat XXX XXX A Positive and negative battery branch currents Positive during charge negative during discharge Tbat XXX C Ambient temperature COMMANDS MENU PRIORITY INVRTR BYPASS Selects the priority of normal and bypass operation modes Push ENTER to switch between INVRTR and BYPASS START B TEST Push ENTER to start battery test BUZZER ENBLD DSBLD Enable or disable the buzzer Push ENTER to switch between ENBLD and DSBLD Push ENTER to switch between RS232 RS488 communication COMM RS232 RS488 EXTCMNDS Push ENTER 3 times to enter this submenu EXTRA COMMANDS SUBMENU ENBLD DSBLD Enable or disable operation of the rectifier block RECTER Push ENTER to switch between ENBLD and DSBLD BLCKD Can be seen only when the rectifier is blocked Push ENTER to remove the blockage and enable the rectifier ENBLD DSBLD Enable or disable the operation of the inverter block INVRTR Push ENTER to switch between ENBLD and DSBLD BLCKD Can be seen only when the inverter is blocked Push ENTER to remove the blockage and enable the inverter BYPASS ENBLD DSBLD Enable or disable the operation of the bypass thyristo
27. operation Frequency and rms value of the mains input voltage has to be between acceptable limits for the UPS to operate in normal mode Lower limit of the voltage depends on how much the UPS is loaded and it decreases as the load decreases until it reaches 80 V phase neutral Frequency lower and upper limits and voltage upper limit are fixed Voltage and frequency ranges for normal operation are given in the technical specifications section of the manual This feature lessens the need to use the batteries Thus it increases the battery life and continuity of the load power 6th2 By pass mains limits for bypass operation Frequency rms value and total harmonic distortion of the bypass mains input voltage has to be between acceptable limits for the UPS to operate in bypass mode Different rms voltage upper and lower limits are present for the return from another operation mode to bypass mode This provides hysteresis and ensures that the device does not change operation mode very often when the bypass mains rms voltage is close to one of the limits Bypass mains limits are software parameters They can be changed upon request 6th3 Battery test This feature enables the user to obtain information about the battery condition If the batteries have approached end of their lives batteries fail Battery life depends on several parameters like the number of charge discharge cycles discharge depth and ambient temperature
28. resent Means that the batteries had discharged It is removed when the rectifier resets Charge the batteries perform battery test and check if the alarm has removed RECT BLKD alarm is present Rectifier operation is automatically stopped due to a fault Consult the technical service 28 511 Y01 U169 1 01 Alarm Possible Cause Action VDC NOK alarm is present Any of the DC bus voltages approaches its lower or upper limits May mean that the batteries have approached to their lower voltage limit and are almost empty Charge the batteries and check if the alarm has removed AMB OVTE alarm is present Ambient temperature exceeds its upper limit Measure the ambient temperature near UPS Make sure that the temperature is in specified limits GEN ON alarm is present Generator friendly operation is activated digital input GEN ON is set high Check the GEN ON input UPS OFF alarm is present Emergency stop is activated digital input UPS OFF is set high Check the UPS OFF input BATT FAILED alarm is present Batteries failed in the battery test Perform the test again when the batteries have been charged for a long time and the battery circuit breaker is I ON Check if the alarm continues BATT C OPEN alarm is present A difference between battery amp DC bus voltage is present Battery circuit breaker F5 is p
29. robably open 0 OFF Make sure that the battery circuit breaker is I ON If not do the following Check the rectifier preference and enable the rectifier Make sure that the input mains voltage is in specified limits Make sure that the UPS has switched to normal mode and close the battery circuit breaker The battery circuit breaker of the external battery cabinet is open 0 OFE Make sure that the battery circuit breaker of the external battery cabinet is I ON If not do the following Check the rectifier preference and enable the rectifier Make sure that the input mains voltage is in specified limits Make sure that the UPS has switched to normal mode and close the battery circuit breaker Battery fuses of the battery circuit breaker F5 or the external battery cabinet may have blown Check if the battery fuses are blown Replace if necessary see maintenance section There is no battery in the system Batteries shall be supplemented Consult technical service 511 Y01 U169 1 01 29 10 Technical Specifications MODELS Apparent power kVA PHYSICAL Length x width x depth cm 130 x 52x 90 ENVIRONMENTAL 15 40 recommended for longer battery Storage temperature range C 25 to 55 life EEUU EL 20 25 recommended for longer battery Operating temperature range C 0 to 40 life Relative humidity range 0 95 non condensing 100
30. rs Push ENTER to switch between ENBLD and DSBLD The UPS hinders the operation of the rectifier and inverter blocks in case of a failure 18 511 Y01 U169 1 01 CONFIGURATION MENU y Shows system date in dd mm yyyy format DATE XX XX XXXX push ENTER to switch between day month year hour minute and second Then use arrows to configure TIME XX XX XX Shows system time in hh mm ss format Use date submenu to set time IDENTIFICATION MENU X X XXX kVA Shows number of input output phases and output nominal apparent power FW XX Shows firmware version 4th1 4 Buzzer Buzzer warns the user about the present alarms It can be disabled by using the commands menu BUZZER STATE DEFINITION Off No alarms Discontinuous A minor alarm is present Steady A major alarm is present 511 Y01 U169 1 01 19 5 Operating Procedures This chapter defines the operating procedures to be followed to activate deactivate and manage the UPS The instructions shall be applied with the sequence in which they are written 5th1 Commissioning Make the connections according to the installation section Switch the circuit breaker on the input distribution panel ON LT Switch the circuit breaker on the by pass distribution panel ON T Bring the inrush fuse F6 and input fuse F1 to ON T position Bring the by pass circuit breaker F4
31. t can provide you information about battery condition See battery test section for more information on battery test 8th3 Fans The life of fans used to cool the power circuits depends on the usage and environmental conditions Preventive replacement by authorized technical personnel every four years is recommended 8th4 Capacitors The life of the electrolytic capacitors on the DC bus and the capacitors used for output and input filtering purposes depends on the usage and environmental conditions Preventive replacement by authorized technical personnel every five years is recommended 26 511 Y01 U169 1 01 9 Troubleshooting This section gives information about the procedures which shall be performed in case of abnormal operation If you fail to fix the problem consult authorized technical service with the following information gt Model and serial number of the UPS which can be found on the nameplate on the rear of the UPS This information is also available in the test report provided with the UPS gt ALR and ST codes in the ALARMS menu Hazardous voltage and high temperature metal parts inside even if the UPS is disconnected Contact may cause electric shock and burns This unit is to be served by authorized technical personnel only Alarms and problems you may encounter during operating the UPS are given in the table below 1f you have noticed an abnormality in operation check the protective earth connections
32. that the temperature is in specified limits Check if the fans are running INV OVTE alarm is present Check if there is an overload and remove the excessive load If the total power drawn by the load is less than the nominal power make sure that it is distributed evenly between phases Rms current drawn from any of the output lines exceeds its nominal value OUT OVLD alarm is present 511 Y01 U169 1 01 27 Alarm Possible Cause Action INV BLKD alarm is present Inverter operation is automatically stopped due to a fault Consult the technical service VSEC NOK alarm is present Output voltage is beyond its limits The UPS may not started up yet This alarm is permanent if the UPS is intended to be started with the bypass blocked or when the bypass mains is not in specified limits The UPS may have stopped to feed the load because the combination of the mains conditions ant the user preferences made from the COMMANDS menu does not allow the UPS to work in any of the operation modes e g if inverter is disabled and both input and bypass mains voltages are not acceptable or if the rectifier is disabled when the bypass voltage is not in specified limits or batteries may be discharged during a prolonged outage The output circuit breaker is 0 OFE Make sure that all circuit breakers is I ON Check if there is any other alarms and apply the related suggestions Ex
33. the bypass priority is selected the UPS will operate in bypass mode whenever the frequency waveform rms value of bypass mains voltage is in their tolerance limits If the bypass voltage goes beyond these limits the UPS switches into normal operation Bypass mode doesn t provide perfect stability in frequency waveform rms value of the output CEP voltage like in normal mode Thus the use of this mode should be carefully executed according to the level of protection required by the application Bypass mode doesn t provide electronic short circuit protection like in normal mode If a short G circuit or occurs on the output during bypass operation the thermal magnetic protection will act and all loads will be deenergized GE Prolonged overloads may cause the thermal magnetic protection act In this case all loads will be deenergized 3rd2 Notmal Mode Enetgy is drawn from the mains input Loads are fed via the rectifier and the inverter The AC voltage at the input is converted to a DC voltage by the rectifier The inverter converts this DC voltage to an AC voltage with a stable sinusoidal waveform amplitude and frequency 12 511 Y01 U169 1 01 Output voltage is sinusoidal and has a regulated amplitude and frequency It is independent from the input voltage The inverter is synchronized in frequency with the bypass mains input to enable load transfer to the bypass supply without any interruption in case of an overload or invert
34. tions section Relay functions are described below Relay Function ACFR AC Elise tels Contacts change position if the rms value or frequency of the ea mains voltage is beyond their limits BYPR Bypass relay ee change position if the UPS is working in the bypass a Contacts change position if the battery voltages are critically low EES GEE ED to feed the load and the load power is about to be interrupted SBFR secure bus failure relay Contacts change position if the output voltage disappears 511 Y01 U169 1 01 25 8 Maintenance Batteries fans and capacitors shall be replaced at the end of their lives Contact may cause electric shock and burns All operations except replacing battery fuses shall Hazardous voltage and high temperature metal parts inside even if the UPS is disconnected be carried out by the authorized technical personnel only 8thi Battery fuses Bringing the battery circuit breaker to T ON position before seeing NORMAL message on the LCD may cause battery fuses to blow out Battery fuses shall only be replaced with Gould 22x58 aR 660V ultra fast fuse of same rating or equivalent 8th2 Batteries Battery life strongly depends on the ambient temperature There are also other factors like the number of charge discharge cycles and discharge depth Battery life is between 3 10 years if the ambient temperature is between 10 20 C Performing battery tes
35. tput failure Isolated auxiliary 5V supply for digital inputs 1 These are software parameters They can be changed upon request 2 Batteries shall be fully charged in order to provide these values 30 03 2006 The manufacturer reserves the rights to change the technical specifications and design without notice 511 Y01 U169 1 01
36. ture is between 30 C and 40 C Every 2 months if the temperature is over 40 C 2nd4 Placement 2nd4 1 Environmental Requisites This product meets the safety requirements for devices to be operated in restricted access locations according to IEC 60950 1 safety standard which states that the owner should guarantee the following 6 511 Y01 U169 1 01 gt Access to the equipment can only be gained by service persons or by users who have been instructed about the reasons for the restrictions applied to the location and about any precautions that shall be taken and Access is through the use of a tool or lock and key or other means of security and is controlled by the authority responsible for the location Recommended operating temperature humidity and altitude values are listed on the Technical specifications section Air conditioning may be required to provide these values Other requisites are gt 2nd4 2 The equipment and the batteries shall not be exposed to direct sunlight or placed near to a heat source Do not expose UPS to rain or liquids in general Do not introduce any solid objects Avoid dusty environments or areas where dust of conductive or corrosive materials is present Air outlets of the UPS are on sides front and back Leave at least 75 cm at the front and both sides and 50 cm at the back for maintenance and ventilation Electrical Requisites The installation must comply with nationa
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