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APC 20 - 200 KVA Power Supply User Manual

1. PORTUGUESE DISPLAY CONTRAST SETUP CHOOSE WITH KEYS a OR VALIDATE WITH KEY e BUZZER VOLUME SETUP CHOOSE WITH KEYS a OR VALIDATE WITH KEY e DATE AND TIME SETUP YEAR DAY MINUTES MONTH HOURS SECONDS E 51028230XT BG 25 Control panel display cont Inverse video When this function is selected the text and background colours are reversed white text on black or black text on white Past events See section logging and time stamping Battery test gt the screen opposite is displayed CHARGE LEVEL when a battery test is requested It indicates the battery charge status and REMAINING SERVICE LIFE the remaining service life A manual or automatic test may be requested MANUAL TEST press key 4 AUTO TEST press key gt the screen opposite is displayed during a battery test whether manual TESTING BATTERY or automatic UBATTERY gt the screen opposite is displayed following a positive manual battery BATTERY TEST RESULT OK test following a negative manual battery BATTERY TEST RESULT NOT OK test gt the screen opposite is displayed following a positive automatic battery TIME SINCE LAST TEST test It indicates the time since the last test and provides access to test WEEK DAY HOUR settings LAST BATTERY TEST RESULT OK NEW PARAMETERS YES a NO w D the screen opposite is displayed following a negative automati
2. extended overload The buzzer sounds continuously BATTERY CHARGING I BAT XXXA U BAT XXX V The battery is currently being recharged BATTERY AT END OF SERVICE LIFE CALL MAINTENANCE The battery is nearing the end of its estimated service life This information is based on average service life calculations since its initial installation The buzzer sounds slowly and discontinuously EMERGENCY OFF OR FULL SHUTDOWN This message is displayed when either the external emergency off pushbutton or the full shutdown button 7 on the control panel are pressed The result is shutdown of the inverter shutdown of the rectifier charger opening of the battery circuit breaker activation of a relay contact on the remote indications relay board To fully de energise the installation these functions must also open the external upstream circuit breakers on the normal and bypass AC supply lines The buzzer sounds continuously Control panel display cont THE BATTERY C B QF1 IS OPEN CHECK THE INSTALLATION Battery circuit breaker QF1 is open The load is no longer protected because battery power is no longer available in the event of a normal AC source outage The buzzer sounds continuously LOW BATTERY SHUTDOWN The inverter has shut down at the end of battery power The buzzer sounds continuously INTERNAL UPS FAULT INVERTER FAULT CALL MAINTENANCE A fault has occur
3. is correctly supplied by the inverter in a parallel UPS system in on line mode LOAD NOT PROTECTED ON LINE MODE l This display indicates that the load is not supplied by the inverter or that there is no battery backup The arrow y indicates the presence of one or more problems specified in secondary messages The buzzer sounds continuously LOAD NOT PROTECTED PARALLEL ON LINE MODE gt Situation identical to that in the previous screen but for parallel UPS systems Control panel display cont LOAD PROTECTED BATTERY DISCHARGING Remaining battery time min XX kW used XXX The load is supplied by the inverter but the normal AC source is down or outside tolerances and power is supplied by the battery This message indicates the remaining battery time in minutes prior to inverter shutdown and the percent load The battery time calculation takes into account the percentage of full rated load power currently being drawn the type of battery battery temperature battery age The buzzer sounds slowly and discontinuously LOAD PROTECTED LOW BATTERY SHUTDOWN WARNING Remaining battery time min XX kW used XXX This message replaces the preceding if the power outage persists and the warning level has been reached The user is warned that the battery is about to shut down The buzzer sounds rapidly and discontinuously LOAD PROTECTED ECO MODE This is the normal di
4. the output switch for each running inverter closes and the load is supplied with power gt the green static bypass light 3 goes off gt the green inverter light 4 on the control panels of the running inverters goes on 18 E 51028230XT BG Single converter unit the inverter starts up then connects The load is then supplied by the inverter gt the green lights 4 and 5 go on Parallel converter unit the inverter starts and awaits the start of the other inverters when they are all on or enough have been started to supply the rated load power the output switch for each running inverter closes and the load is supplied with power gt the green lights 4 and 5 on the control panels of the running inverters go on Shutdown of the Inverter press the inverter OFF button 9 on the control panel for three seconds see figure 19 Single UPS unit the green inverter light 4 on the control panel goes off the green static bypass light 3 goes on the inverter stops if bypass AC source Mains 2 transfer conditions are satisfied the inverter shuts down and the load is transferred to the bypass AC source if bypass AC source Mains 2 transfer conditions are not satisfied the inverter does not shut down The message MAINS 2 OUTSIDE TOLERANCES TRANSFER DISABLED is displayed UPS in ECO mode the green inverter light 4 on the control panel
5. 25 03 Appearance screens are very similar to those displayed for current events However MAINS 1 INPUT SWITCH Q1 IS OPEN log screens include a line indicating the corresponding date and time with the mention Appearance of or Disappearance of followed by the standard text for the event see example opposite Consult the user manual for indications on the meaning of events The complete log may comprise up to Note numerical values are never indicated in screens for time stamped events 500 events If over 500 events have For example occurred only the last 500 may be cOnSultoa 03 09 1997 15 30 23 Disappearance press the W key to display the event that occurred just before the displayed OVERLOAD event If the displayed event is the oldest in the list the display is not RATED CURRENT PER PHASE modified press the 4 key to display the event CHECK LOAD LEVEL that occurred just after the displayed event If the displayed event is the most recent in the list the display is not modified FIGURES SINCE COMMISSIONING onsulting statistics E g total backup time h See the screen opposite total backup time h this is the total time on static switch h total time of operation on battery power since initial startup of the UPS It is total time on UPS d expressed in hours total time on static switch h total time with Tbatt gt 25 C h this is the total time of operation on the st
6. B from the load Q4S switch gt Isolation of the static bypass C from the bypass AC source 2 Q3BP switch gt bypass switch for maintenance FUE fuses gt protection of the rectifier charger A from the normal AC source FUS fuses gt protection of the inverter B from the load Note switch Q3BP does not exist on parallel UPS systems constituted to increase available power the Q3BP and Q4S switches do not exist on frequency converters circuit breaker QF1 does not exist on installations without batteries External bypass for parallel UPSs and the hot swap option See figure 6 Q5N switch isolation of the inverters of all the parallel UPS systems from the load Q4S switch isolation of the static bypasses C on each parallel unit from the bypass AC source 2 Q3BP switch bypass switch for maintenance E 51028230XT BG Introduction cont Operation in on line mode Normal operation Normal AC source power is available see figure 7 lights 1 4 and 5 shine green on the control panel the power necessary for the load is provided by the normal AC source 1 through the rectifier charger A and the inverter B the rectifier charger A also supplies the power to float charge and recharge the battery if any The rectifier charger output voltage DC is regulated to supply gt the float charging or the rec
7. Note in redundant parallel UPS systems and frequency converters the check may be carried out successively on each UPS unit without interrupting the load In other configurations the load must be supplied via the maintenance bypass see maintenance bypass in the Alarm section clean the system regularly particularly the air inlet and outlet grills Check that the air circulates freely in the cubicles Use a vacuum cleaner if necessary check that nothing hinders the ventilation at the top and at the back of the system check that all the fans operate correctly Maintenance cont Functional check Check that lights 1 2 and 3 on the control panel are not red to avoid an interruption in the supply of power to the load due to incorrect transfer conditions or a battery problem press the inverter OFF button and check that the buzzer and control panel lights function correctly see the section on operating modes in the introduction press the inverter ON button and check again that the control panel lights function correctly run a transfer to battery test With the inverter on open input switch Q1 The orange battery light on the control panel should light After two minutes on battery power close input switch Q1 The rectifier charger should automatically restart and the orange battery light on the control panel should go off in parallel systems run these tests on
8. The user must take steps to re establish correct operation of the ventilation system If a harmonic filter is present in the installation this message also signals an abnormally high temperature in the filter inductor The buzzer sounds slowly and discontinuously 22 E 51028230XT BG MAINS 1 OUTSIDE TOLERANCES CHECK MAINS 1 The normal AC source M1 frequency or voltage is outside specified tolerances and the rectifier charger has shut down The inverter is on battery power MAINS 1 INPUT SWITCH Q1 IS OPEN The normal AC input M1 switch Q1 is open It must be closed for rectifier charger start up The buzzer sounds slowly and discontinuously INTERNAL UPS FAULT LOAD TRANSFER FAULT CALL MAINTENANCE A fault has occurred in the static switch that transfers the load between the inverter and the bypass AC source M2 Servicing by the after sales support department is required The buzzer sounds continuously OVERLOAD RATED CURRENT PER PHASE XXX A CHECK LOAD LEVEL This display informs the user that load current is greater than rated current and gives the value The buzzer sounds continuously UPS SHUTDOWN DUE TO AN OVERLOAD CHECK LOAD LEVEL This message follows the preceding when the overload persists The UPS has shut down and the buzzer sounds continuously INVERTER NOT IN PHASE WITH MAINS 2 TRANSFER DISABLED CHECK MAINS 2 The phase difference between the inverter
9. and the bypass AC source M2 is outside tolerances Transfer of the load between the inverter and the bypass AC source M2 will result in an interruption in the supply of power to the load For parallel UPSs this message should be interpreted as meaning the phase difference between the inverter for which the message is displayed and the other inverters is outside tolerances o UPS SHUTDOWN BY AN EXTERNAL COMMAND The inverter has received a command to shut down The command is in the form of a signal from received the remote indications relay board which has been set for this function FREQUENCY CHANGE BY AN EXTERNAL COMMAND The inverter has received a command to change its output frequency 50 Hz or 60 Hz This command is not effective unless the inverter has first been shut down The frequency is changed when the inverter is started again MAINS 2 INPUT SWITCH Q4S IS OPEN The bypass AC source M2 input switch Q4S is open i e backup power for the load via the bypass AC source M2 is not available INVERTER OUTPUT SWITCH Q5N IS OPEN Inverter output switch Q5N is open i e the load cannot be supplied via the inverter BYPASS SWITCH Q3BP IS CLOSED Maintenance bypass switch Q3BP is closed The system is in maintenance configuration and the load is supplied by the bypass AC source STATIC SWITCH M2 OFF DUE TO AN OVERLOAD The load is no longer supplied by the bypass AC source M2 due to an
10. current measurements by pressing the A button Fig 19 20 E 51028230XT BG Display of messages In addition to keypad operations the graphical display brings up a window giving the overall device status The message displayed is then said to be primary see list in the paragraph below A primary message can be used to access the measuring tables using keys 44 and 49 on the keypad see figure 21 in the general appendix The configuration screens can be accessed by pressing key i A flashing arrow appears at the end of a primary message if there is a problem or an alarm secondary messages can be accessed by pressing key 40 on the keypad see the list of secondary messages The presence of another message is indicated by the arrows and 4 at the end of the secondary message They can be accessed by pressing keys and on the keypad The return to the primary message is automatic after a 2 minute time delay or by pressing key on the keypad Display of alarms Fig 22 primary message ALARM MESSAGE N 1 ALARM MESSAGE N 2 va Ge LAST ALARM MESSAGE main screen t t List of primary messages LOAD PROTECTED ON LINE MODE This is the normal display when there are no alarms or problems and the load is correctly supplied by the inverter in on line mode LOAD PROTECTED PARALLEL ON LINE MODE This is the normal display when there are no alarms or problems and the load
11. each UPS unit E 51028230XT BG 37 Maintenance cont Training center To allow you to useAPC by Schneider Electric products effectively and carry out basic maintenance we offer a complete range of technical training courses in English and French Training centers Training center Schneider Critical Power amp cooling services Schneider Critical Power amp cooling services 50 Hz 50 60 Hz France Training Centre United States Training Centre 140 Avenue Jean Kuntzmann 132 Fairgrounds Road Innovallee West Kingston RI02892 38334 St Ismier Cedex U S A France Tel 1 877 800 4272 Tel 33 0 4 76 18 34 14 Fax 33 0 4 76 18 45 21 Singapore Training Centre 10 Ang MO Kio Street 65 03 06 10 Techpoint Building Singapore 569059 Singapore Tel 65 6389 6792 China Training Centre No 999 Shen Fu Road Min Hang District Shanghai 201108 P R China Tel 86 21 3407 3365 Fax 86 21 3407 4526 Internet Http oowerlearning apc com On line catalogue and registration 38 E 51028230XT BG Isolating and voltage matching transformer for the normal and bypass AC source and the load This transformer placed in the 1 9 meter high UPS cubicle up to 60 kVA and in an auxiliary cubicle for higher values may be used to match the bypass AC voltage to that of the inverter to create galvanic insulation between the load and the Ac sources or to create the appropriate system earthing arrangement Harmonics f
12. goes off if the load was on the static bypass nothing is changed if the load was on the inverter gt the green static bypass light 3 goes on gt if bypass AC source Mains 2 transfer conditions are satisfied the inverter shuts down and the load is transferred to the bypass AC source gt if bypass AC source Mains 2 transfer conditions are not satisfied the inverter does not shut down The message MAINS 2 OUTSIDE TOLERANCES TRANSFER DISABLED is displayed Single converter unit the green lights 4 and on the control panel go off the inverter stops Parallel UPS unit if the system is redundant i e the other parallel connected inverters can supply the load on their own the inverter shuts down and the green inverter light 4 goes off The load is not affected in that the other inverters continue to supply it normally if the system is not redundant the other inverters go to overload status If overload conditions are overrun the load is transferred to the bypass AC source gt the green lights 3 turn green gt the green inverter light 4 goes off Parallel converter unit the redundant system means that the other parallel inverters can supply the load unassisted The inverter shuts down and the green inverter light 4 goes off The load is not affected in that the other inverters continue to supply it normally Shutdown Shutdown of a rectifier cha
13. load being directly supplied by the bypass AC source via maintenance bypass switch Q3BP thus ensuring a higher level of security in the event of a malfunction Switching procedures are explained on drawings next to each switch in the UPS cubicle and the external bypass unit See section maintenance configuration Terminals XR2 XR3 XR4 and XR5 on the Media Contacts 11 board of each type of unit can be used to receive signals from the operating environment and to transmit signals concerning the operating status of the UPS see figure 16 for the position of the board item 12 Signal reception The signals should be provided by volt free contacts emergency off An NC contact causes shutdown of the inverter and the rectifier charger opening of the battery circuit breaker and activation of a relay contact on the Media Contacts 11 board battery room ventilation fault An NO contact causes shutdown of the rectifier charger battery circuit breaker QF1 closed An NO contact prevents inverter start up if the circuit breaker is open battery temperature A PC board placed near the battery supplies information on the battery temperature thus enabling the rectifier charger to regulate the battery voltage auxiliary signals Depending on the selected settings these signals may be used to provoke gt forced shutdown of the inverter whatever the status of the bypass AC source gt protected
14. order of the measurements is indicated in the figure opposite the most recent measurement is presented first in the upper left hand corner of the list The following measurement is listed just below and so on until the 30th value listed in the bottom right hand corner of the list the period T between two successive measurements is 30 days The displayed measurements are instantaneous values Note when this screen is selected approximately ten seconds are required to call up and display the information If the number of measurements is greater than 30 only the last 30 the most recent are displayed 32 E 51028230XT BG Use the A and Y keys to shift between the beginning and the end of the display FIGURES SINCE RESET nb of backups nb of backups lt 1 min 1 min lt nb of backups lt 3 min nb of backups gt 3 min nb of overloads lt 5 s nb overloads gt 5 gs nb times TBatt nb of backups gt 3 min this is the number of times the load was supplied by the UPS from battery power for more than three minutes since the last reset nb of overloads lt 5 s this is the number of times the UPS was overloaded output current greater than In for less than five seconds since the last reset PARAMETER NAME w last read M t 29T M t 23T M t 28T M t 22T M t 27T M t 21T M t 26T M t 20T M t 25T M t 19T M t 24T M t 18T units M t 17T M t 16T M t 15T
15. shutdown of the inverter load transfer to the bypass AC source gt a change in the inverter output frequency 50 Hz or 60 Hz gt limiting of the current drawn by the rectifier charger programmable value when supplied by an engine generator set with an insufficient power rating The additional power required by the inverter is supplied by the battery which discharges D limiting of the battery charge current programmable value if the normal AC source is replaced by an engine generator set with an insufficient power rating Environment information Signal transmission an auxiliary 24 V power supply isolated and backed up is used to supply D the undervoltage release of the battery circuit breaker s QF1 gt the board that measures the temperature in the battery room low battery warning signal volt free changeover contact indicating that battery time is about to run out The warning threshold may be personalised load on UPS signal volt free changeover contact indicating that the load is supplied by the inverter For a single UPS unit one volt free changeover contact may be used to indicate that the load is supplied by the bypass AC source load on battery power signal volt free changeover contact indicating that the inverter is supplied by the battery in the following cases gt normal AC source outage or voltage drop gt rectifier charger shutdown gt rectifier charger
16. time The available battery time during a normal AC source outage depends on the rated capacity of the battery power consumed by the load temperature of the battery age of the battery The specified battery time corresponds to a minimum duration at full rated load The actual backup time can therefore be greater if the system operates below its full rated load during the normal AC source outage Operation on battery power can be extended beyond the specified time by reducing the load power consumption by disconnecting non critical loads A low battery warning signal is sent via volt free changeover contacts for remote control devices when the battery voltage reaches a level slightly above the minimum level This signal warns the user of the imminent end of battery power On the device itself the buzzer beeps rapidly The message LOW BATTERY SHUTDOWN WARNING is displayed followed by the remaining backup time and the percent load Light 2 turns red and flashes Battery power stops when the voltage supplied by the battery reaches the minimum threshold 335 V This results in inverter shutdown and transfer of the load without interruption to the bypass AC source Light 2 shines red not flashing The message LOAD NOT PROTECTED ON LINE MODE is displayed and the buzzer sounds continuously If the bypass AC source also fails the load is no longer supplied The inverter automatically shuts down wh
17. unit concerned gt battery temperature inverter output 4 D frequency FP LOAD total load 6 phase to neutral voltage phase to phase voltages currents of the three phases frequency active and apparent power CID CO OOO y Note Frequency converters without batteries are not concerned by the battery measurements The displayed battery voltage corresponds to the DC voltage at the rectifier charger output Bypass AC source 2 measurements are not displayed on frequency converters FC LOAD I LOAD I NOM FREQ HZ M1 M2 INV Battery measurements These measurements may be accessed by pressing the battery key 19 The following data is displayed Selections and settings These selections and settings may be accessed by pressing the contrast key 43 The following menu is displayed Selecting the language Adjusting the display contrast Adjusting the buzzer volume Lamp test When this function is selected all the lights shine orange for three seconds Set date and time Use the AW keys to enter the data and confirm using the 4 key BATTERY U V A T as CHOOSE LANGUAGE CONTRAST SETUP BUZZER SETUP LAMP TEST FRENCH ENGLISH GERMAN ITALIAN Control panel display cont REMAINING TIME PL PN DATE AND TIME INVERSE VIDEO PAST EVENTS BATTERY TEST SPANISH DUTCH SWEDISH
18. A Fig 16 E 51028230XT BG 13 Control panel Battery cubicle Figure 17 shows an example of component layout in a battery cubicle or a battery circuit breaker enclosure Legend for figure 17 1 battery isolation and protection circuit breaker QF 1 2 battery cells 14 E 51028230XT BG General The control panel on MGE Galaxy PW UPSs comprises the basic controls and indications required to check the general status of the system see figure 19 Located in the upper right part of the cubicle front the control panel is designed to provide an easy and rapid overview of system status see figure 19 on next page Interpretation of symbols is very simple and requires no particular training The information concerns only the cubicle on which the panel is located The panel indicates normal operation load protected operation with load on battery power abnormal situations operating problem dangerous situations load not protected Note The information on the bypass AC source provided below does not concern frequency converters Information on batteries does not concern frequency converters without batteries lt lt a 2900 Fig 18 Presentation See figure 19 Rectifier charger light 1 light off rectifier charger OFF light shines green rectifier charger ON light shines red rectifier charger fault the stored al
19. FF buttons 9 for three seconds D close the Q3BP switches used to bypass the units no units have priority D open isolating switches Q5N Q4S QF1 and Q1 The UPS units are powered down once the capacitors have discharged a few minutes start up Following servicing proceed in the following order see figure 26 D close switches Q1 then after approximately ten seconds switches QF1 Q5N and Q4S gt open the Q3BP switches gt start the inverters press the inverter ON buttons 8 Fig 27 Maintenance cont Fig 28 E 51028230XT BG 35 Maintenance cont Parallel UPS for increased output See figure 29 isolate all UPSs Proceed in the following order see figure 30 D shut down the inverters press the inverter OFF buttons 9 for three seconds j gt close switch Q3BP and open i switches Q5N and Q4S in the parallel ane i Galaxy 3 connection unit i D open switches Q1 QF1 and Q5N on the UPS units start up Following servicing proceed in the Fig 29 following order see figure 31 gt close switches Q5N on the UPS units gt close switch Q4S then switch Q5N MGe Galaxy PW 20 to 200 kVA in the parallel connection unit a Y gt a 0 gt gt open switch Q3BP in the parallel A bypass 150 360 kVA connection unit D close switches Q1 and QF1 on the UPS units gt start the inverters press the inverter ON buttons 8 Note We recommen
20. M t 14T M t 13T M t 12T gt AOIL nb of overloads gt 5 s this is the number of times the UPS was overloaded output current greater than In for more than five seconds since the last reset nb of times TBatt gt 25 C this is the number of times the battery temperature was measured at over 25 C since the last reset T 30 days 05 09 1997 M t 11T M t 05T M t 10T M t 04T M t 09T M t 03T M t 08T M t 02T M t 07T M t T M t 06T M t The battery capacity is the value measured by the UPS microprocessor It is expressed in Ampere hours This value changes over time depending on the parameters of the battery itself and its environment This measurement is used to check that the battery is capable of supplying the rated power in the event of a mains outage The backup time is the value calculated by the UPS microprocessor on the basis of measurements carried out on the battery It is expressed in minutes The calculation uses the percent load and the battery charge status at the time of the measurement The load level is the ratio between the power supplied by the UPS to the load at the time of the measurement and the rated output of the UPS It is expressed as a percentage Utilisation via Teleservice When the optional JBUS RS232 485 communications board is installed the time stamped information can be sent to the Teleservice centre The centre can remotely consult
21. MGE Galaxy PW 20 200 kVA User manual O O O O G6 O O 0 O O O O OOOO O O O O O O O O O OOO olor 0 0 G6 0 00000000000 0006000000 0 o oo 0 OO O OOOOOO O OOO OCO OO O OOOO O O O O O 00 OOO O O O O O O OOOO O O OOO O O O O O O O 0 860 0000000 006000000 o O O O O G6 000000000000 O O 0 0 0 O O O 0 O O O O O 80 O O O O O O O O O O O O O O 8 o o o o o O o o o O o o o o o o o o o o o o o o o o o O O O O 09 O G6 0 0 O O O O O O O O O O O 0 0 0 O 0 O O O O O oO O O O O OOO 0 0G O O O O 8 O oO O O O O O O O O O O O O O O O O O O O O O O GG O O O O O O O oO oo 0 0 0 0O 0G 0 0 0 0 80 0 Oo 8 oO O O O O G0 06 O O O O O O Oo O Oo O O O OOO 0 0 O O O O O O O o Toy Koy Cok Ce Koy oy fey Co fe fo fo oe fo fe O O O O 09 0G 0G O O O O O O O O O O O O 000000000000 0 O O O O 09 O O 080 O O O O O O O oO O O O O OOOO O O O O O O O O O O 0 OOO 0G 0 0 O 0 O O O O O by Schneider Electric 2 E 51028230XT BG Contents Introduction General characteristics of MGE Galaxy PW UPSs ccccccceeeeeeeeeeeeeeeees 5 SSI ASS PU a a AEA 6 Different types of MGE Galaxy PW systems oooccccccoccccccconcncccnnncononnnncnnnonanons 7 Isolation and protection AeviceS ccooncccconcnccononconanononanononanononannnnonnnnnonnncnnnnnnnnnons 7 Operation in On line mode 00oioa ci ia is 8 Operation in eco MOE ooccccocccccocncccocncononnnononnnnnon
22. UPS units The system powers up gt the rectifier chargers automatically start gt the green rectifier charger lights 1 in the control panels go on gt lights 2 turn red close the battery circuit breakers QF1 gt lights 2 go off close Mains 2 input switch Q4S in the external bypass unit gt green lights 3 and 5 on the control panels go on close output switches Q5N for the inverters and in the external bypass unit open maintenance bypass switch Q3BP in the external bypass unit press the inverter on button 8 on each control panel gt the green inverter lights 4 flash when a sufficient number of inverters are ready the inverter output contactors close gt the green inverter lights 4 shine permanently green gt the static bypass lights 3 go off 20 200 kVA Fig 21 Start up Single converter unit or redundant parallel converter unit See figure 21 Proceed in the following order close the upstream switch supplying normal AC source power on the LV switchboard close normal AC input switch Q1 The system powers up gt the rectifier charger automatically starts gt green light 1 on the control panel goes on close battery circuit breaker QF1 close inverter output switch Q5N press the inverter on button 8 on the control panel gt the green inverter light 4 flashes gt the inverter starts up th
23. UTES 11 and W keys to scroll up and down through the screens For time stamped events the display begins with the last event logged To access older events press the W key If during consultation you wish to review more recent events press the A key MONTH HOURS SECONDS Setting the date and time for the UPS When the DATE AND TIME command is selected the screen presented opposite is displayed the current values are automatically displayed you can modify any of the displayed values position the gt sign opposite the value to be modified Then press the 4 key use the A and Y keys to modify the value the A key increments the value by one the W key decrements the value by one the selected value can be confirmed by pressing the key A second value may then be selected for modification again using the 4 and w keys modifications are made and confirmed value by value press the key at any time to exit the DATE AND TIME function Logging and time stamping cont That is the only means to leave the function DATE AND TIME SETUP If no modifications to values are confirmed exiting the function gt YEAR 1997 MONTH corresponds to cancelling the request DAY 8 HOURS MINUTES SECONDS Consulting logged time stamped events When the PAST EVENTS command is Example selected the system displays a screen indicating the last event logged Log 02 09 1997 07
24. al N 51028230XT 4 E 51028230XT BG Introduction General characteristics of MGE Galaxy PW UPSs UPS power rating in kVA Normal AC input number of conductors rated voltage and tolerances rated frequency and tolerances THDI with THM filter power factor with THM filter Bypass AC input number of conductors rated voltage and tolerances rated frequency and tolerances Load number of conductors Ph Ph voltages Ph N voltages voltage fluctuations adjustable frequency and tolerances on battery power synchronisation with bypass voltage variation for 0 to 100 load step change permissible overloads Isc Ph Ph of rated Isc Ph N of rated THDU Ph Ph and Ph N for linear load THDU Ph Ph and Ph N for non linear load at 80 of Pn 1 Battery standard battery type UPS characteristics active power kW efficiency at 50 load values 1 efficiency at 100 load values 1 heat losses 2 in KW in cal s storage temperature range operating temperature range relative humidity maximum operating altitude without derating noise level dBA dimensions mm width depth height weight kg 3 recommended upstream earth fault protection standards design product safety protection electromagnetic compatibility 1 As per standards ENV 50091 3 IEC 62040 3 20 30 j4o 5o jeo jso 100 120 160 200 3 phases 380 V or 400 V or 415 V 10 adjustable to 15 50 Hz or 60 Hz 10 lt 4 up
25. arm indicates one or several of the following faults gt input switch Q1 open gt protection fuse at the rectifier charger input FUE blown gt abnormally high internal rectifier charger temperature gt abnormally high battery charge current gt abnormally high battery voltage gt fault non calibration or non personalisation of the electronic control board for the rectifier charger gt fault on the electronic power supply board Battery light 2 light off battery float charging light flashing green battery recharging light shines green load on battery power light flashing red low battery shutdown warning light shines red battery at end of backup time and circuit breaker QF 1 open or battery fault Static bypass light 3 light off bypass AC source within specified tolerances and static bypass open light shines green static bypass closed light shines red the stored alarm indicates one or several of the following faults gt bypass AC source voltage or frequency outside specified tolerances gt static bypass fault gt abnormally high internal static bypass temperature gt static bypass ventilation fault gt power supply fault for the static bypass control function gt fault on the electronic board controlling the transfer function gt non calibration or non personalisation of the electronic control board for the inverter
26. atic switch since initial startup of the FIGURES SINCE RESET UPS It is expressed in hours total time on UPS d this is the last reset 05 09 1997 total time that the load has been supplied by the UPS since initial elapsed backup time min 0 startup It is expressed in days E 51028230XT BG 31 Logging and time stamping cont total time with Tbatt gt 25 C h this is the total time of operation with the battery temperature greater than 25 C since initial startup of the UPS It is expressed in hours last reset this is the date that the information was last set to zero by the Teleservice function elapsed backup time min this is the total time of operation on battery power since the last reset It is expressed in minutes nb of backups this is the number of times the load was supplied by the UPS from battery power since the last reset nb of backups lt 1 min this is the number of times the load was supplied by the UPS from battery power for less than one minute since the last reset 1 min lt nb of backups lt 3 min this is the number of times the load was supplied by the UPS from battery power for more than one minute and less than three minutes since the last reset Consulting recorded measurements Recorded measurements are presented in the same manner see opposite the lists indicate the last 30 measurements recorded for the given parameter The chronological
27. c battery TIME SINCE LAST TEST WEEK DAY HOUR LAST BATTERY TEST RESULT NOT OK NEW PARAMETERS YES a NO w gt the screen opposite is displayed when the user requests access to the SELECT TIME OF NEXT TEST WITH KEYS a w automatic test settings It is possible to modify the interval between two CHANGE UNITS WITH e automatic tests WEEK DAY HOUR confirm with key 26 E 51028230XT BG Control panel display cont gt the screen opposite is displayed when the battery test cannot be TEST INTERRUPTED completed CHECK PRESENCE OF THE BATTERY CHECK ALARMS E 51028230XT BG 27 Alarms General The autodiagnostic system considers any system status other than normal as a problem Before taking any action note down the messages displayed on the control panel Certain problems may prevent the control panel from functioning In this case it is strongly recommended to call the APC by Schneider Electric after sales support department If the load is still correctly supplied with power it has probably been transferred to the bypass AC source static bypass and is therefore no longer protected if the system is in on line mode if the load is no longer supplied with power transfer it manually to the maintenance bypass see section below 28 E 51028230XT BG Maintenance bypass This operation is possible only if the system includes a bypass AC source It results in the
28. cess other measurements normal AC source bypass AC source and inverter frequencies level of active and apparent power drawn by the load load power factor inverter load level percent Anomaly indicator light 17 This indicator light indicates the presence of anomalies 16 E 51028230XT BG key This key is used to access the primary messages Battery key This key is used to access battery measurements battery voltage or the DC voltage on frequency converters without a battery battery current charge or discharge battery temperature available battery backup time inverter load level percent Forced transfer key 20 This key is used to voluntarily transfer the load to the inverter or from the inverter to the static bypass return transfer Transfer and return transfer are carried out only following confirmation requested by the system display and a warning as to the risk of an interruption in the supply of power to the load Alarm reset key 21 This key is used to reset stored alarms The system accepts resetting only when alarms have been cleared Buzzer reset key 22 This key is used to stop the buzzer However new alarms set the buzzer off again Display 23 The display continuously indicates the system operating status System start up Single UPS unit or redundant parallel UPS or UPS in ECO mode See figure 20 Proceed in the fol
29. current For vented lead acid batteries the rectifier charger supplies the charging voltage for 0 to 255 hours parameter defined by the after sales support department and then the floating voltage For sealed lead acid batteries the charging and floating voltages are the same Battery charge cycle voltage current current constant voltage limiting decreasing current Fig 10 Introduction cont Note 1 If the normal AC source failure is shorter than O to 255 seconds default value 30 seconds parameter defined by after sales support department the charger automatically supplies the floating voltage given the low battery discharge Note 2 In frequency converters without battery power the return of normal AC source power results in the automatic restart of the rectifier charger and the inverter U charge floating sealed batteries U floating vented batteries E 51028230XT BG 9 Introduction cont Operation in ECO mode Normal operation See figure 11 The power required by the load is supplied by the bypass AC source 2 via the static bypass C The rectifier charger A supplies the power required to float charge and recharge the battery D Lights 1 3 and 5 shine green and light 4 flashes green The message LOAD PROTECTED ECO MODE is displayed Operation with the bypass AC source outside tolerances Whatever the status of the normal AC source operat
30. current limiting This signal which may be used to initiate process saving and shutdown procedures is time delayed 30 seconds to avoid unnecessary operations following micro breaks maintenance position signal volt free changeover contact indicating that D maintenance bypass switch Q3BP is closed gt bypass AC source input switch Q4S is open gt inverter output switch Q5N is open gt battery circuit breaker QF1 is open signal to open battery circuit breaker s QF1 in the event the emergency off button is pressed or to avoid an excessive battery discharge lasting more than three times the rated backup time plus two hours full shutdown contact volt free changeover contact used to trip switching devices in the event of an emergency shutdown or a full shutdown button 7 general alarm information volt free changeover contact which includes gt internal faults gt information on temperatures outside tolerances in the battery room optional gt overload information gt In D static switch ventilation and power supply faults Note The maximum breaking capacity of the changeover contacts is 5A at 250V information on the battery is not supplied to frequency converters without a battery E 51028230XT BG 29 Logging and time stamping Presentation of event time stamping by MGE Galaxy PW Time stamping of events by MGE Galaxy PW makes it po
31. d the buzzer sounds more rapidly Finally if the inverter shuts down the beep is loud and continuous The buzzer may be reset by pressing a button If the buzzer is reset a higher level alarm will set it off again Full shutdown button 7 Pressing this button shuts down the entire UPS shutdown of the inverter and rectifier charger opening of the battery circuit breaker and activation of a relay contact on the Media Contacts 11 board Inverter ON button This button is used to start the inverter locally Inverter OFF button 9 This button turns the inverter off locally E 51028230XT BG 15 Control panel cont Keys 0 and 11 These keys are used to select commands in the main menu and access the secondary messages Key 12 This key is used to validate the user s choice Key 13 This key is used to access the main menu display language display contrast setting sound level of the buzzer lamp test date and time settings inverse video and event log y key This key is used to access voltage measurements normal AC source phase to phase voltages bypass AC source phase to phase and phase to neutral voltages load phase to phase and phase to neutral voltages pr key 15 This key is used to access current measurements normal AC source bypass AC source and load currents percent load load crest factor W Hz key This key is used to ac
32. d that you call on the after sales support department to carry out these operations 0 0 lt i Note that for parallel UPSs for bypass 600 kVA gt 0 increased output the entire installation must be bypassed because it is not 1 possible to isolate just one UPS unit o c 1 0 o 0 0 lt i bypass 150 360 kVA O E gt O bypass 600 kVA Fig 31 36 E 51028230XT BG Battery maintenance Consult the instructions supplied by the battery manufacturer Below are a few general indications sealed lead acid batteries these batteries require no maintenance but check the terminals of each cell from time to time and clean if necessary vented lead acid batteries D check the electrolyte level regularly and add water if necessary D check the voltage of each cell to determine if it is necessary to equalise the battery gt check the terminals of each cell and clean if necessary Caution Battery maintenance is undertaken with the system powered up Operations must be carried out in accordance with applicable safety regulations by qualified personnel using insulated tools gloves and safety goggles Batteries contain dangerous substances that will harm the environment if thrown away If you change the batteries yourself call on qualified organisations for battery recovery and recycling Visual check Power down the system prior to any maintenance operations
33. d to the main low voltage switchboard It is disconnected when normal AC source power is restored With such a system the required battery time may be reduced to the time necessary for starting and bringing on line the stand by generator The battery D supplies power to the inverter B during the transfers normal AC source to the generator generator to the normal AC source The transfer sequences described above normal AC source gt battery battery gt generator generator gt battery and battery gt normal AC source are fully automatic They in no way affect the load and require no manual operation by the user Note To avoid load surges on the generator the rectifier charger is started with a 10 second maximum current consumption walk in lasting 3 to 10 seconds depending on the percent load To avoid overloading an undersized engine generator set it is possible to set a maximum power level drawn by the normal AC input Any additional power required is supplied by the battery This modification can be made on site by an APC by Schneider Electric technician 12 E 51028230XT BG Output voltage quality and continuity The output voltage is stable in amplitude and frequency and is free of interruptions or transients outside specified tolerances irrespective of normal AC source or load disturbances outages load step changes etc Steady state voltage regulation For stable or slowly varyi
34. en connects The load is then supplied by the inverter gt the green light 4 shines permanently and light 5 turns green Note Each time a device is switched on a lamp test is run all the lights turn orange for roughly 1 second The message autotest OK is displayed until the first primary message is sent E 51028230XT BG 17 Start up cont Start up of a module Start up of a rectifier charger rectifier charger start up is automatic when the normal AC input switch Q1 is closed gt the green rectifier charger light 1 on the control panel goes on close battery circuit breaker QF 1 Start up of an inverter When the rectifier charger is on press the inverter ON button 8 on the control panel gt the green inverter light 4 flashes Single UPS unit the inverter starts then if the bypass AC source transfer conditions are satisfied the load is transferred to the inverter if the on line mode is selected or the load remains on the static bypass if the ECO mode is selected For on line mode gt the green inverter light 4 remains on gt the static bypass light 3 goes off For ECO mode gt the green inverter light 4 flashes gt the static bypass light 3 remains on Parallel UPS unit the inverter starts and awaits the start of the other inverters when they are all on or enough have been started to supply the rated load power
35. en the time on battery power exceeds three times the specified backup time Note The low battery shutdown warning signal can be sent with an adjustable time delay prior to the effective end of battery power Operation with the normal AC source restored See figure 9 When normal AC source power 1 is restored or its voltage returns to within specified tolerances the system automatically returns to its normal operating mode described above on the condition it did not reach the end of battery power If the end of battery power was reached with the resulting inverter shutdown the rectifier charger A restarts automatically but the inverter B must be restarted manually The rectifier charger recharges the battery D which was discharged during the mains outage During battery charging light 2 flashes green The message BATTERY CHARGING is displayed together with the value of the recharging current and battery voltage The battery charge cycle takes place in two steps see figure 10 step 1 the battery is recharged ata constant current limited to 0 1C10 i e 1 10th of the battery capacity specified for a 10 hour discharge The DC voltage increases with the battery charge until the charge level is reached step 2 the battery is recharged at constant voltage equal to the charge level maximum value 463 V The charging current gradually decreases until reaching a specified low value floating
36. fer key when the load is supplied via the inverter UPS SUPPLIED BY A GENERATOR SET This message informs the user that the UPS has received the order to limit the current drawn by the rectifier charger lt is displayed when the corresponding signal is transmitted by the remote indications board which must be configured for this function E 51028230XT BG 23 Control panel display cont Measurement system The display 3 may be used to reada number of input and output measurements made at different points in the system See in the Appendix figure 23 normal AC source 1 gt phase to phase voltages D currents of the three phases D frequency Fig 23 Voltage measurements These measurements may be accessed by pressing the V key 14 The following data is displayed Note M1 normal AC source M2 bypass AC source Current measurements These measurements may be accessed by pressing the A key 15 The following data is displayed Note CF crest factor Power and frequency measurements These measurements may be accessed by pressing the W HZ key 46 The following data is displayed Note PF power factor 24 E 51028230XT BG bypass AC source 2 gt phase to neutral voltage gt phase to phase voltages D frequency D currents of the three phases battery 3 D voltage gt charge or discharge current gt remaining battery time for the UPS
37. gt fault on the electronic power supply board gt fault on monitoring the inverter ready response channels parallel UPS system Inverter light 4 light off inverter OFF light flashing green inverter starting inverter ON but not connected to the load light shines green normal inverter operation light shines red inverter fault the stored alarm indicates one or several of the following faults gt inverter shutdown due to inverter output voltage outside specified tolerances gt protection fuse at the inverter output FUS blown gt abnormally high inverter output transformer temperature gt abnormally high inverter temperature D output voltage fault amplitude or phase parallel UPSs gt fault non calibration or non personalisation of the electronic control board for the inverter gt fault on the electronic power supply board Load light 5 light off load not supplied light shines green load supplied via the inverter or the bypass AC source via the static bypass RA TAS ETE TE MO a e a gt J Z a E Fig 19 Control panel cont Buzzer 6 The buzzer sounds in the following situations load supplied by the bypass AC source load on battery operating problems It sounds slowly and discontinuously for a minor problem or when the inverter is on battery power When the alarm LOW BATTERY SHUTDOWN is activate
38. h take up an equal amount of load power and the load continues to be supplied normally Unit shutdown results in the following on the control panel lights 4 and 5 go off gt activation of the buzzer continuous D the message LOAD NOT PROTECTED PARALLEL ON LINE MODE is displayed in the event of an overload the system only loses its redundancy as long as the overload is less than the total rated power of the functioning units If the overload is greater the operating mode is that previously described for systems without redundancy Frequency converters in the event of a shutdown the load is no longer supplied with power in the event of a major transient overload greater than 1 65 In the inverter will current limit to 165 of their rated current for 1 second before stopping in the event of a smaller but prolonged overload the inverter respects the same overload curve as the single inverter and shuts down in all three of the above cases inverter shutdown results in the following lights 4 and 5 go off gt activation of the buzzer continuous D the message LOAD NOT PROTECTED ON LINE MODE is displayed 120 t min E 51028230XT BG 11 Introduction cont Operation with an engine generator set See figure 15 below If a stand by generator is included in the installation it is generally started automatically in the event of a normal AC source failure and connecte
39. harging voltage for vented lead acid or Ni Cd batteries gt asingle charge voltage for sealed lead acid batteries The voltages depend on the number of battery cells and the battery manufacturer Factory set they may also be adjusted by after sales support technicians An electronic board continuously measures the battery temperature and automatically adjusts the voltages Note In parallel MGE Galaxy PW systems the power drawn by the load is equally shared between the different 8 E 51028230XT BG units Operation with the normal AC source down See figure 8 In the event of a normal AC source failure or voltage outside specified tolerances of 10 in amplitude 415 optionally the rectifier charger A stops and the battery D supplies the necessary backup power to the load via the inverter B The battery float connected between the rectifier charger and the inverter discharges during this operating mode Lights 2 4 and 5 shine green The user is warned of battery operation by the slow beeping of the buzzer 6 see figure 19 and the message LOAD PROTECTED BATTERY DISCHARGING followed by the remaining backup time and the percent load This information is also available via volt free changeover contacts for remote control devices Note In the event of a normal AC source failure frequency converters without a battery shut down and the load is no longer supplied Battery
40. ic board installed in the UPS system enables direct connection to all Ethernet networks using TCP IP The UPSs may then be supervised via the computer network Furthermore they can be used to close system files without having to add an external SNMP agent This board is fully compatible with Solution Pac software The RJ45 connector of the communications option delivers information using the SNMP protocol The sticker located on the board indicates the UPS MAC address Uh ees your MAC address is written in the following way 0080C8 ZZ XX YY your default IP address is 168 8 xx yy xx and yy are decimal values of XX and YY For example MAC address 00 80 C8 AB AA 01 is related to IP address 168 8 170 1 Please refer to the userman doc user manual contained in the directory emb galaxy snmp release3 xx of the Solution Pac CD ROM in order to discover the management capabilities of your SNMP MGE Galaxy PW UPS Please contact your sales representative for more detailed information Two channel network board This electronic board comprises two ports each of which may be user set either for the U Talk protocol or as a relay contact U Talk is the protocol required to establish contact with the communications software Relay contacts may be used for specific network applications IBM AS400 Novell etc
41. ilter and power factor improvement This option placed on the normal AC input upstream of the UPS in the 1 9 meter high UPS cubicle for UPSs up to 120 kVA and in an auxiliary cubicle for higher ratings reduces the reinjection of harmonic currents into the normal AC source Harmonic reinjection produced by the rectifier charger increases distortion on the normal AC source The amount of the increase depends on the source impedance The reduction in distortion reduces the risk of disturbing other sensitive loads connected to the mains The filter can also increase the power factor upstream of the inverter Three types of filter are available uncompensated filter for the advantages listed above compensated filter for the advantages listed above and to limit the Capacitive current absorbed by the filter additional inductance in the event the UPS is supplied by an engine generator set active harmonic conditioner the most effective solution because it provides the harmonics drawn thus allowing the normal AC source to supply a perfectly sinusoidal current The conditioner may be installed in an auxiliary cubicle or wall mounted Options Safety of life and property backfeed protection This option installed upstream of the static bypass is used to mechanically disconnect the bypass AC source when the system has shifted to battery power or when the bypass AC source has failed This system is intended to e
42. ion of the rectifier charger A with the battery D is identical to that presented in the section on on line mode operation above When bypass AC source 2 characteristics are outside tolerances voltage 10 frequency as per personalisation phase sync with inverter 3 the load is supplied via the inverter B From then on the minimum operating time on the inverter B is 2 minutes even if the bypass AC source returns to within specified tolerances Refer to figure 7 in the general appendix if the normal AC source is present and to figure 8 if it is absent After this 2 minute period the load is immediately transferred to the bypass AC source when the latter returns to within specified tolerances Note The maximum transfer time of the load from the static bypass C to the inverter B is 15 ms Fig 11 10 E 51028230XT BG Operation with bypass AC source restored no battery discharge see figure 11 When bypass AC source power supply 2 is restored or returns to within specified tolerances the load is transferred back to the static bypass C without an interruption in the supply of power Note this operating mode does not depend on the status of the normal AC source which may be within or outside the specified tolerances after battery discharge see figure 12 Operation of the rectifier charger A with the battery D is identical to that presented in the section on on line mode o
43. ion system that instantly compensates for any variation In particular the inverter output voltage remains within 2 of the rated voltage for load step changes of 0 to 100 or of 100 to 0 Example of an installation with an engine generator set generator main LV switchboard Fig 15 MGE Galaxy PW Mains 2 Description of MGE Galaxy PW cubicles UPS cubicle The rated outputs for MGE Galaxy PW UPSs or frequency converters are 20 30 40 50 60 80 100 120 160 and 200kVA See figure 16 for the layout of the various cubicle components Legend for figure 16 1 rectifier charger module 2 inverter module 3 static bypass module 4 cage for electronic control boards 5 rectifier charger input fuses FUE 6 inverter output fuses FUS 7 normal AC input switch Q1 8 bypass AC input switch Q4S single or redundant parallel UPSs 9 maintenance bypass switch Q3BP single or redundant parallel UPSs 10 output switch Q5N 11 display board 12 Media Contacts 11 remote indications board oo000 0 00 00 00 o 0 0 oOo00000 0 0 0 00 0 O O 000 OOOO oOOOoOoOoOoOosOo O O O O 0 O O O 00 O O O 0 0 O O O O O 0 0 00 00 0 0 0 0 o O o o o o o o o o o o o o o o ooo o o o o O O 0 o o o o o o O O O O O O 0000 O O 0 0 0 20 30 40 50 60 kVA 160 200 kV
44. l trans IMISSION eerie r E NNS 29 Logging and time stamping Presentation of event time stamping by MGE Galaxy PW ccccsssssseeessensees 30 Utilisation via the MGE Galaxy PW display ooccocoooccoccococconccnoccnnnnnancnnos 30 Utilisation via Teleservice vestido falaoeds 33 Maintenance Maintenance configuration c cssecccceceeeececeeeeeeeceeeeeeecsaseeeesaueeeesaaeeeesaueeersneneeeeeas 34 Baten mantenant oen A 37 VISU Al CEC a O A 37 elo A E aa ESE 37 Training Cemer cni A a a E cada 38 Options Isolating and voltage matching transformer for the normal and bypass AC OUNCE ale INe Oates E a E Pida 39 Harmonics filter and power factor improvement c ccseeecceceeeeeeeeeeeeeeeeeseeesaaeeees 39 Salely of life and PrOpetty sar pica bo iaa 39 1018 AY ECO1E 6 21 gene ee remem ate eae O ere eT eee ee 40 EICCINICAl SUDEIVISION nori 40 E 51028230XT BG 3 All products in the MGE Galaxy PW range are protected by patents They implement original technology not available to competitors of APC by Schneider Electric To take into account evolving standards and technology equipment may be modified without notice Indications concerning technical characteristics and dimensions are not binding unless confirmed by APC by Schneider Electric This document may be copied only with the written consent of APC by Schneider Electric Authorised copies must be marked MGE Galaxy PW User Manu
45. lowing order close the upstream switches supplying normal and bypass AC source power on the LV switchboard close normal AC input switch Q1 The system powers up gt the rectifier charger automatically starts D green light 1 on the control panel goes on gt light 2 turns red close bypass AC input switch Q4S gt green lights 3 and 5 on the control panel go on close inverter output switch Q5N close battery circuit breaker QF1 gt light 2 goes off open maintenance bypass switch Q3IBP press the inverter on button 8 on the control panel gt the green inverter light 4 flashes gt the inverter starts then if the bypass AC source transfer conditions are satisfied the load is transferred to the inverter if the on line mode is selected or the load remains on the static bypass if the ECO mode is selected gt the green static bypass light 3 goes off gt the green inverter light 4 shines for on line mode or flashes for ECO mode Q1 Q4S Q3BP Q5N oa los o ost oA pw fel es QF1 o ug ON 0 20 200 kVA Fig 20 Parallel UPS unit for increased output See figure 21 Proceed in the following order check that all load devices are off or that the load is disconnected close the upstream switch supplying normal AC source power on the LV switchboard close the normal AC input switches Q1 on the
46. ng load conditions the inverter output voltage is regulated to within 0 5 in amplitude The frequency of the output voltage can theoretically be regulated to within 0 1 of the rated value however the output frequency range may be intentionally extended to a maximum of 2 Hz so that the inverter can remain synchronised with the bypass AC source and its inherent frequency fluctuations thus enabling transfer of the load to the bypass line at any time Note The output frequency range can be personalised and if necessary modified on the customer site by a qualified APC by Schneider Electric support technician from 0 25 Hz to 2 Hz in 0 25 HZ steps When the bypass AC source voltage moves outside this frequency range the inverter is desynchronised and operates in free running mode with the output frequency regulated to a high level of accuracy by a quartz oscillator When the bypass AC source frequency returns to within the specified tolerances the inverter is gradually re synchronised to the bypass line ata rate of 0 5 Hz to 2 Hz s as per the value personalised by the after sales support department thus avoiding exposing the load to sudden frequency variations Transient voltage regulation The inverter output voltage is not notably affected by instantaneous major variations in load characteristics This is made possible by the PWM Pulse Width Modulation chopping technique and the microprocessor based regulat
47. nhance the safety of life and property E 51028230XT BG 39 Options cont Empty cubicles Cubicles may be supplied empty thus enabling users to make up their own auxiliary cubicles battery cubicles or other or panels and meet the particular demands of each installation In this way the entire electrical installation will have a uniform appearance The following cubicles are available battery cubicles 815 and 1015 mm wide 1 4 and 1 9 meters high auxiliary cubicles 815 mm wide 1 4 and 1 9 meters high 4O E 51028230XT BG Electrical supervision Teleservice Teleservice is a contract offering continuous remote supervision and maintenance of UPS systems via a modem Real time communication is established with our Teleservice centre for communication of all alarms and events occurring in the installation GTC board This electronic board provides user access to the J Bus communications protocol Using the data and address tables provided the user can customise his installation GTC software The user has access to the J Bus protocol and in addition the associated software acquires system parameters measurements status conditions and transforms them into diagrams alarm messages and tables With the click of a mouse the user can locally or remotely supervise the UPS system comprising one or many UPS units Management of computer networks Integrated SNMP agent This electron
48. nnonanononnnononnrnnonnrnnnnnnnonannnnnnnnnnnns 10 Operation with an engine generator Set cccoonccccccnccconnncconnnononnnonancnonanenononenenanononos 11 Inverter shutdown Or overload occcoccccoccccccncccnnoccnnononcnnononnnncnnnnnnnnnnnannnnnnnonnncnnanes 12 Output voltage quality and continuity ccooonnnnccnnnnnnncnoncnnnononnnnnonannnnnnnnnnnnnonanencnnnos 12 Description of MGE Galaxy PW cubicles UA A er De A 13 Batter CUDICIS arras 14 Control panel General arcsec ce ula letal ci end a el eo tal a eb br e le cell ba le lis 14 A ar aaa A ae ee ae cae Grae eae 15 Start up System stars alt 17 Start up of a module cooocccononccoonnccconoccnonnnonannccnoncncnnncncnoneninancnnnoncnnnancenacncennns 18 Shutdown Shutdown OF TNE INVEMCN vio ii dida 19 Shutdown of a rectifier charger iia nina aude 19 Control panel display GeneralorganisatiOM iristen da 20 Display Of messages ii AN 20 Measurement System cirios 24 Voltage Measurement seras 24 CURFERTAIMGE AS Ue Mens taa aaa eee ean hae are acl cee 24 Power and frequency measurements ccccceccceceeeeeeeceeeeeeececseeecsaeeeeessuaeeeeesaeeees 24 Battery measure Mens si IA A stl 25 Selections and settings cooonccccconnnonocconcncnncononnconanonnononccnnonnnnnnnnnnannnennnnrnnnonanennnns 25 Alarms General A Eee ere eee eee 28 Maintenance DypaSS csaa a E EDENE AER Aaaa oS 28 Environment information A a e eee aeaneetameanoeen ee 29 signa
49. of a small but extended overload i e a continuous level of power exceeding the full rated load the inverter will continue to supply power for a period depending on the magnitude of the overload 10 minutes for a 125 overload 1 minute for a 150 overload See the overload curve in figure 14 in all three of the above cases inverter shutdown and supply of the load via the bypass AC source results in the following on the control panel gt light 4 goes off gt activation of the buzzer continuous gt light 3 shines green gt the message LOAD NOT PROTECTED ON LINE MODE is displayed Parallel UPSs without redundancy The shutdown of one inverter results in overload on the other inverters in operation Two cases may then arise if the overload on each remaining inverter is gt than 1 65 In the load is immediately transferred to the bypass AC source if the overload is less than 1 65 In the remaining inverters support the overload see curve in figure 14 and the load is transferred to the bypass AC source after this transfer gt the light 4 goes off gt the buzzer is activated and sounds continuously gt the light 3 goes on and turns green gt the message LOAD NOT PROTECTED PARALLEL ON LINE MODE is displayed 4 5 6 7 8 9 10 Introduction cont Parallel UPSs with redundancy the shutdown of one UPS unit is of no consequence for the load The others eac
50. on bypass AC input a passive harmonic filter FAH on the normal AC input an active harmonic conditioner on the normal AC input different remote control indication and display systems Schematic diagram of the MGE Galaxy PW system rectifier charger A AC to DC power normal AC Input Q1 FUE isolation and protection isolation Q4S inverter B DC to AC ower s f E isolation and protection FUS Q5 QF1 isolation and protection battery D backup power static bypass C 2 pS bypass AC input ES maintenance bypass Q3BP Fig 1 Different types of MGE Galaxy PW systems Fig 3 Frequency converter with battery backup power Fig 4 Frequency converter without battery backup power Parallel UPS system Fig 5 See figure 5 showing two parallel connected redundant UPS units A static bypass C does not exist in parallel connected frequency converter Fig 6 Introduction cont configurations When increased power is required two to four parallel units an external bypass must be added see figure 6 Isolation and protection devices See figure 1 on previous page Q1 switch gt isolation of the rectifier charger A from the normal AC source 1 gt rectifier charger A start up QF1 circuit breaker gt battery D protection and isolation Q5N switch gt Isolation of the UPS
51. peration above Fig 12 Forced transfer and return transfer forced transfer When the load is supplied via the static bypass C it may be transferred to the inverter B by pressing pushbutton 20 see figure 19 in the control panel section The message FORCED TRANSFER TO INVERTER REQUESTED POWER TO LOAD MAY BE INTERRUPTED is displayed Confirmation by pressing pushbutton is required to effectively force transfer The message LOAD FORCED TO INVERTER ECO MODE is displayed Whatever the status of the bypass AC source a return to normal operation in ECO mode is possible only through a forced return transfer to the static bypass C forced disconnection as the load is supplied by the inverter B it can be transferred to the bypass AC source M2 via the static bypass C by pressing the pushbutton 20 The message FORCED TRANSFER TO M2 REQUESTED POWER TO LOAD MAY BE INTERRUPTED is then displayed Confirmation by pressing pushbutton is required for disconnection Note There are two possibilities the bypass AC source is within tolerances or outside tolerances In the first case the UPS in ECO mode returns to normal operation In the second case the transfer will take place with a power cut to the load if the bypass AC source is present or the load will cease to be supplied if it is absent In both cases the display reads LOAD NOT PROTECTED ECO MODE Caution Return to normal opera
52. rams placed next to the switches the system cubicle is only partially powered down The load is still supplied via the bypass AC source and switch Q3BP 34 E 51028230XT BG Fig 24 Qb Q QI Q4S Q3BP Q5N QF1 Q1 Q4S Q3BP Q5N Ze EA eS f e op on fo St ao ka feo ka O Os Fig 25 Fig 26 Redundant parallel UPS See figures 27 and 28 in the Appendix During maintenance a UPS unit must be isolated from the normal AC source its battery and the output circuits of the other UPS units isolate one UPS see figure 27 Proceed in the following order see figure 25 without Q3BP D shut down the inverter press the inverter OFF button 9 for three seconds D open isolating switches Q5N Q4S QF1 and Q1 The UPS unit is powered down once the capacitors have discharged a few minutes start up Following servicing proceed in the following order see figure 26 without Q3BP D close switch Q1 then after approximately ten seconds switches QF1 Q5N and Q4S gt start the inverter press the inverter ON button 8 N Note if the load is still supplied by an inverter the Q3BP switch on the unit undergoing maintenance must not be closed To fully isolate the installation proceed as indicated below isolate all UPSs see figure 28 Proceed in the following order see figure 25 D shut down the inverters press the inverter O
53. red in the inverter Servicing by the after sales support department is required The buzzer sounds continuously INTERNAL UPS FAULT CHARGER FAULT CALL MAINTENANCE A fault has occurred in the rectifier charger Servicing by the after sales support department is required The buzzer sounds slowly and discontinuously FORCED TRANSFER TO INVERTER REQUESTED POWER TO LOAD MAY BE INTERRUPTED CONFIRM YOUR REQUEST WITH KEY lt q The requested transfer to the inverter may provoke an interruption in the supply of power to the load if Mains 2 characteristics are not within the specified tolerances THE NUMBER OF UPS READY IS INSUFFICIENT LOAD TRANSFER IN STAND BY This message may be displayed in non redundant parallel UPS systems when the number of ready inverters in not sufficient to supply the load INVERTER NOT CONNECTED This message may be displayed in parallel UPS systems when the inverter is not connected to the load PARALLEL UPS FORCED TRANSFER INHIBITED This message is displayed when forced connection is requested on a parallel UPS system for a power extension INTERNAL UPS FAULT SELF TEST FAULT Communication between the system and the display is faulty The buzzer sounds slowly and discontinuously FORCED TRANSFER TO M2 REQUESTED POWER TO LOAD MAY BE INTERRUPTED CONFIRM YOUR REQUEST WITH KEY lt q This message is displayed following pressing of the forced trans
54. rger Except in frequency converters without a battery it is recommended not to stop the rectifier charger because the battery will no longer be charged Except in the case of a test of the inverter on battery power the rectifier charger should be shutdown after the inverter to avoid unnecessary battery discharge Proceed in the following order open battery circuit breaker QF1 open normal AC input switch Q1 gt the rectifier charger shuts down gt the green rectifier charger light 1 goes off Note In a frequency converter without a battery rectifier charger shutdown automatically results in inverter shutdown E 51028230XT BG 19 Control panel display General organisation The display is structured around primary and secondary messages measuring tables and setting screens As a rule the message displayed on the screen is always a primary one The secondary messages if any are accessed by pressing keys AM and w see figure 19 The presence of secondary messages is indicated by the arrow atthe end of the primary message Return to the primary messages is automatic if the keypad is not used for 2 minutes or direct by pressing key see figure 19 The display screen lights up when a key is pressed and goes off if no key is pressed for 5 minutes Note Most functions may be directly accessed For example when voltage measurements are currently displayed it is possible to directly access
55. splay when there are no problems the load is supplied by the inverter or the bypass AC source and battery backup is available LOAD NOT PROTECTED ECO MODE l This display indicates that the load is supplied but has no battery backup The arrow Y indicates the presence of one or more problems specified in secondary messages The buzzer sounds continuously LOAD FORCED TO INVERTER ECO MODE The load has been transferred to the inverter following a specific request by the user E 51028230XT BG 21 Control panel display cont List of secondary messages LOAD ON MAINS 2 The load has been transferred to the bypass AC source M2 and is no longer protected only in on line mode The buzzer sounds continuously MAINS 2 OUTSIDE TOLERANCES TRANSFER DISABLED CHECK MAINS 2 The bypass AC source M2 frequency or voltage is outside tolerances and the inverter is unable to synchronise Transfer of the load from the inverter to the bypass AC source M2 or vice versa will result in an interruption of the supply of power to the load The buzzer sounds slowly and discontinuously BATTERY OVERTEMPERATURE CHECK VENTILATION The battery temperature is outside tolerances The buzzer sounds slowly and discontinuously BATTERY ROOM VENTILATION FAULT CHECK VENTILATION A fault requiring servicing has occurred in the battery room ventilation system The rectifier charger shuts down after a 30 second time delay
56. ssible to log the events consult the last 500 events that occurred on the MGE Galaxy PW UPS Utilisation via the MGE Galaxy PW display Main menu The time and date can be set for the UPS via the main menu on the display see below using the DATE AND TIME command The time stamping information statistics and measurement records are also available via the same menu using the PAST EVENTS command Simply select the desired command with the gt sign that can be moved using the 4 and Y keys The selected command can be confirmed by pressing the key General instructions for using most screens You can display the desired information and enter commands using the 4 w and lt keys Press the A key to exit the time stamping consultation mode and return to the main menu If no commands are entered for five minutes the system automatically returns to the normal display mode You can scroll through the screens displaying information Press the A 30 E 51028230XT BG consult general statistical data on UPS operation consult measurement records for a number of physical values concerning system operation The time stamping information may be accessed via the MGE Galaxy PW keypad and display standard equipment This information may also be forwarded for the Teleservice function using the JBUS RS232 485 communications board DATE AND TIME SETUP gt YEAR 1997 DAY 8 MIN
57. the same information and carry out the same modifications as the user locally on the display Note that only the Teleservice centre can reset the counters for the statistical data Logging and time stamping cont BATTERY CAPACITY Ah w last read 05 09 1997 BACKUP min w last read 05 09 1997 120 115 110 105 0 0 OUTPUT LOAD LEVEL w last read 05 09 1997 63 52 63 63 0 O E 51028230XT BG 33 Maintenance Maintenance configuration Single UPS unit or UPS in ECO mode See figure 24 During maintenance the UPS must be isolated from the normal and bypass AC source the battery and the load UPS isolation Proceed in the following order see figure 25 gt shut down the inverter press the inverter OFF button Q for three seconds gt close bypass switch Q3BP gt open isolating switches Q5N Q4S QF1 and Q1 The UPS is powered down once the capacitors have discharged a few minutes start up Following servicing proceed in the following order see figure 26 D close switch Q1 then after approximately ten seconds switches QF1 Q5N and Q4S gt open bypass switch Q3BP gt start the inverter press the inverter ON button 8 Caution work should be carried out in accordance with applicable safety regulations to avoid interrupting the load the various switching operations must be carried out in the correct order Operations are explained in diag
58. tion of the installation in the ECO mode is possible only after the bypass AC source has returned to within specified tolerances Inverter shutdown or overload See figure 13 for devices or installations operating in on line mode with a bypass AC source Fig 13 Single UPS unit on line or ECO mode in the event of a UPS shutdown initiated by the user or by an internal protective device the load is automatically transferred to the bypass AC source If transfer conditions are satisfied transfer takes place instantly without interruption to the load Note transfer conditions are not satisfied when bypass AC source characteristics are outside tolerances voltage 10 frequency as per personalisation phase sync with inverter 3 in the event of a major transient overload greater than 1 65 In immediate transfer takes place as above without interruption to the load The return to the inverter is automatic when the overload disappears if the number of possible returns has not been reached 0 to 255 programmable by personalisation If this number has been reached the load continues to be supplied by the bypass AC source This operating mode allows start up of load devices causing high inrush currents This system requires satisfied transfer conditions If the conditions are not satisfied the inverter will current limit to 165 of its rated current for 1 second before stopping in the event
59. to 0 96 3 phases neutral 380 V or 400 V or 415 V 10 50 Hz or 60 Hz 10 3 phases neutral 380 V or 400 V or 415 V according to setting 220 V or 230 V or 240 V according to setting 0 5 50 Hz or 60 Hz 0 05 Hz 0 5 Hz adjustable from 0 25 Hz to 2 Hz 2 with battery 150 for 1 minute 125 for 10 minutes a8 gt 3 lt 57 PR lt A SEN lt 2 Ph Ph lt 3 Ph N gas recombination sealed lead acid battery 2 o E E CC EC EEC 160 122 148 360 504 816 864 984 1488 1950 2420 2930 3550 25 C to 70 C 0 C to 35 C 40 C for 8 hours 95 maximum lt 1000 meters 58 ss 58 60 67 715 1015 1215 825 1400 or 1900 10 1900 10 1200 1200 1A IEC 146 ENV 50091 IEC 950 ENV 50091 IEC 521 cubicles 1400 mm high IEC 62040 ENV 50091 IP 21 cubicles 1900 mm high IP 20 2 The losses indicated are those produced at full rated load with the battery float charging They must be taken into account when sizing the ventilation system 3 Not including any built in options such as harmonic filters or a bypass AC source isolation transformer E 51028230XT BG 5 Introduction cont System description see figure 1 a rectifier charger module A converts 3 phase AC power from the normal AC source supply 1 into DC power for the normal inverter input and float charges or recharges the battery a battery unit D provides backup power for the inverter in the e
60. vent of a voltage drop or a normal AC source failure an inverter module B converts the DC power supplied by the rectifier charger module or the battery unit into 3 phase AC power for the load a static bypass module C ensures the instantaneous transfer of the load to the bypass AC source input in the event of an inverter shutdown initiated by the user or by a protective device or a sudden overload a maintenance bypass isolates the UPS for maintenance and transfers the load to bypass AC source input without interrupting the supply of power The maintenance bypass is made up of three manual switches Q3BP Q4S and Q5N 6 E 51028230XT BG Note the normal AC input and the bypass AC input have different functions and depending on the installation may be protected differently upstream and or come from different sources frequency converters are available without backup batteries the static bypass line and the maintenance bypass line do not exist in installations where the load frequency and the bypass AC source frequency are different for example in frequency converters when increased power is required several MGE Galaxy PW units may be connected in parallel In this configuration an isolation function is added for the UPS system as a whole for maintenance purposes without interrupting the supply of power to the load The system may also include an isolating transformer

APC 20 - 200 KVA Power Supply User Manual

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