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Liebert eXM 120-200kVA, 50/60Hz, User Manual (R09/15) (SL

1. 485 875mm Q 46 25 1175mm LUNN AALL LLL LLY Wiring ALLL ANI Cabinet WI MMT WIM NENN WWW en NT y wm Y N Y LIME WW AU 78 7 BD 78 7 N Ql 2000mm UU NW 2000mm A ALIN N AUG NW Y 3 l J 8 Y IN Y Y ANU BR we I 120 and 140kVA Models 160 180 and 200kVA Models Table 1 UPS weight UPS Rating Unit Weight Shipping Weight kVA Ib kg Ib kg 120 1221 554 1321 600 140 1295 587 1395 633 160 1368 621 1468 666 180 1442 654 1542 699 200 1516 688 1616 733 Liebert exM 10 Installation 2 5 2 2 5 3 Clearances REAR 0 to 5 127mm Rear clearance depends on anchoring method Liebert 0 Required 0 Required eXM FRONT Minimum of 36 914mm required for foot traffic with door fully open Provide at least the minimum clearance required by NEC on all sides of Liebert eXM including 36 914mm in
2. 8 3 UPS Electrical Characteristics Refer to additional circuit breaker notes in 3 2 6 Accessory Fuses and Back Feed Breaker Wiring NOTE The breakers and cables used must be in accordance with NEC ANSI 70 A disconnect breaker must be provided for AC input DC input and AC output Recommended cable sizes are suitable for operation at a maximum temperature of 104 F 40 C Table 25 UPS currents and terminals Input single input unit 208V operation Unit Nominal Maximum OCP Device 75 C Wire Copper Aluminum Rating Input Current Input Current Rating Bolt Size Current Total Wire Wire 120 356 409 600 M12 760 2 500 3 350 140 415 478 600 M12 760 2 500 3 350 160 475 546 700 M12 930 3 350 3 500 180 534 614 800 M12 1140 3 500 4 400 200 594 682 1000 M12 1240 4 350 4 500 Wire sized for operation at 40 C Table 26 UPS currents and terminals Input dual input unit 208V operation Unit Nominal Maximum OCP Device 75 C Wire Copper Aluminum Rating Input Current Input Current Rating Bolt Size Current Total Wire Wire 120 356 409 600 M12 760 2 500 3 350 140 415 478 600 M12 760 2 500 3 350 160 475 546 700 M12 930 3 350 3 500 180 534 614 800 M12 1140 3 500 4 400 200 594 682 1000 M12 1240 4 350 4 500 Wire sized for operation at 40 C Table 27 UPS currents and terminals Bypass dual input unit 208V operation Unit
3. 28 3 3 1 Static Bypass Assembly Features 28 3 4 Dry Contact ss siens ee bao Bate ne Mua ede da b e 2A b 29 Input Dry Contacts s eee dan me pee e e te he eG IE BEES De LE a IE 29 3 42 Output Dry Contacts es eee Tus Rd ea SV RON EE ON FRE ER 31 3 4 8 Liebert MBC Interface 32 3 4 4 Battery Cabinet Interface Connectors 32 3255 EPO Input Optonal siens pre han Bw ed abe te E MR heed SN E s 33 3 5 Parallel Cable Connections 34 4 0 5 0 5 1 5 2 5 3 5 4 6 0 6 1 6 2 6 3 6 4 6 5 6 6 6 7 6 8 6 9 6 10 6 11 6 12 7 0 7 1 7 2 7 3 7 4 7 5 INSTALLATION DRAWINGS 03 ce ada Ba ds Oak n L K cede daw at as as 35 OPTION INSTALLATION a alal S es Sees Oe eG Gh eee Es EP 38 Liebert IntelliSlot Communication o n kk kk teas nr KK kk KK nee 38 Liebert IntelliSlot Web Card SNMP HTTP Network Interface Card 38 5 2 1 Liebert IntelliSlot Unity Cards IS UNITY LIFE IS UNITY S IS UNITY DP 38 Liebert IntelliSlot Web 1 39 Liebert IntelliSlot Relay Card WWW idea sde Psp te ee ea ware ts 40 5 4 1 Liebert IntelliSlot Relay Card Pin Configuration
4. 40 5 4 2 Liebert IntelliSlot Relay Card Jumper Setup 41 OPERATOR CONTROL AND DISPLAY PANEL 42 Operator Control Panel cur n e RR hh 42 Mimie Display Indaeators sl AW ERA eg ee ae REUS DR Re 43 Control A 2a iae breiter Ede date Beo K na ee aad 44 Alarm Bi ZBE a cuis nuna ki beu rius er M EDIT DEN CP eu ied IN E VUE S UM NT Oe 45 a eda Tob DRE RO V dua So RUE eta 46 Navigation Keys xS vectes Re Ee UU CU COE GR RUD REN es 47 L D M enus and DataTem ys censui d Mc eres bed su US oae al k Q 48 Language Selection es uu nes eS PU S Ie PV ede d dames 50 Current Date and Tim e e UU UR er ardt Wa X d piacere 50 UPS History Log dE BESS BAe LACE S Ed def esa BS RS AS 51 Types of LOD Screens 275 Cet eer eben aue DR E aaa eS 52 6 11 17 Opening Displays i diee beet ped aa us UR Og ey dos uda dose Ugo 52 GIT Default Screens i ta ede ue verde eer ad dila an l Aen bd Leite edite Eget std 52 6 T1 3 UPS Help Screen de eT e UC UE Ue M SR p 53 6 11 4 Screen Saver Window lesse rrr 53 Pop Ups Windows Lese veto d a o eene do eder eii 53 6 12 1 From Bypass to Inverter Mode With Power Interruption 53 6 12 2 From Inverter to Bypass Mode With Interruption
5. 28 Auxiliary terminal block detail control module front panel 28 Input dty contaciss vt es tas Saee eres eR t ee esum Voters aden a dere 29 Output dry contacts and EPO wiring 31 Battery cabinet interface J22 32 EPO wiring and signal names for J2 33 Single UPS Remote Emergency Power Off 34 Parallel cable wiring diagram e n a r ENO eee eee ee eee nes 34 UPS dimensions front view 35 UPS main components typical 120 200KVA unit 36 UPS cable connections 120 200kVA frames 37 Liebert IntelliSlot Web card display 39 Pin location and numbering 40 Jumper location and numbering 41 Overview of control panel 42 Mimic display indicators location 43 Control button layout S VD dda acid ad bred arce ee ee 44 Alarm buzzer location i e e etc e tme eee DOE RE a qe uU E ROTER QURE Ade d 45 Section
6. 53 0 12 3 SystemiSelt Mest s is cuperet a e ue ras Sante oe ae ie heey ue edd e ele els 54 6 12 4 Battery Capacity Test Confirmation 54 6 12 5 Battery Self Test Aborted Condition Not Met 54 6 12 6 Battery Equalize Charge 54 6 12 31 Battery Reset sont bote dur mtr Mtas aer pe tero lee ete fees t uos 54 6 12 8 Battery Refresh Charge Aborted Condition Not Met 54 6 12 9 Enter Control Password 54 OPERATION s bart Omar e ec rS does rici eoe fos wa qu es erras 57 Liebert eXM Operating Modes 57 UPS Startups s see aided e tret Marve hed Ra A Ge Med vete en Ale 59 4 2 1 Startup Procedure sans Noe es es ed HS BBR ee tend Le os dela e ae 60 4 22 startup in ECO Mod er 7 o x esee IER S RUE e IT Ge 61 7 2 8 Switching Between UPS Operation Modes 61 UPS Battery hated Q9 M Wa Sees Ob ESSE ARP NE SMS ALT Eb Ea dei 61 Switching the UPS from Normal Operation to Maintenance Bypass 62 Switching the UPS from Maintenance Bypass to Normal Operation 64 7 6 7 7 7 8 7 9 7 10 7 11 7 12 7 13 7 14 7 15 7 16 7 17 7 18 7
7. EPO Button EPO Cover EPO Button EMERGENCY REE Inverter On Button Inverter Off Button Fault Clear Button Silence On Off Button INVERTER ON INVERTER OFF FAULT CLEAR HELP gut Table 15 LCD Navigation Keys Control buttons Button see Figure 30 Function Completely shuts down the UPS including the static switch EPO CAUTION Use caution before pressing the Emergency Power Off EPO button This button completely shuts down the unit and the critical load Press this button to start the inverter and transfer from static bypass to inverter INVERTER ON NOTE If the inverter is not ready this will not activate the UPS INVERTER OFF Press this button to shut down the inverter during operation The load will be transferred to static bypass FAULT CLEAR After the UPS shuts down due to a fault and the alarm condition has been resolved press this button to clear the fault and restart the UPS SILENCE ON OFF Press this button once to silence the alarm buzzer when an alarm is active Any new fault will sound the buzzer again If the alarm buzzer is not beeping press this button to test the alarm sound Liebert eXM 44 Operator Control and Display Panel 6 4 Alarm Buzzer The alarm buzzer produces three types of sounds Single beep when any Control
8. Liebert eXM 90 While every precaution has been taken to ensure the accuracy and completeness of this literature Liebert Corporation assumes no responsibility and disclaims all liability for damages resulting from use of this information or for any errors or omissions 2014 Liebert Corporation All rights reserved throughout the world Specifications subject to change without notice Liebert is a registered trademark of Liebert Corporation All names referred to are trademarks or registered trademarks of their respective owners SL 26100 REV1 09 15 Emerson Network Power Liebert www emerson com Technical Support Service Web Site www liebert com Monitoring liebert monitoring emerson com 800 222 5877 Outside North America 00800 1155 4499 Single Phase UPS amp Server Cabinets liebert upstech emerson com 800 222 5877 Outside North America 00800 1155 4499 Three Phase UPS amp Power Systems 800 543 2378 Outside North America 614 841 6598 Environmental Systems 800 543 2778 Outside the United States 614 888 0246 Locations United States 1050 Dearborn Drive P O Box 29186 Columbus OH 43229 Europe Via Leonardo Da Vinci 8 Zona Industriale Tognana 35028 Piove Di Sacco PD Italy 39 049 9719 111 Fax 39 049 5841 257 Asia 29 F The Orient Square Building F Ortigas r Road Ortigas Center Pasig City 1605 Philippines 63 2 687 6615 Fax 63 2 730 9572
9. E Mail Notification L1 N L2 L2 N L3 L3 N L1 Icon L N voltage V 121 4 1227 121 7 L N current A 122 142 13 5 Frequency Hz 59 96 59 96 59 96 L L voltage V 211 3 211 6 210 5 Power factor 0 00 0 00 0 00 Current menu Menu icons Return to Output Menu Move to Next Menu Liebert eXxM 46 Operator Control and Display Panel 6 6 Navigation Keys The navigation keys on the front panel F 1 through F4 and Help are used to access the LCD to view the current status and other information about the Liebert eXM Navigation key icons on the LCD appear above each key to indicate its operation see Table 16 The keys are soft keys that can change functions according to the icon Use F1 to move to the home portion of the LCD Use F3 and F4 as cursor keys to move left and right or up and down depending on the icons displayed above the keys Use F3 and F4 on the display simultaneously to view individual Module information such as Input and Output conditions and individual Module Firmware versions Use F2 as an ESC key Use HELP to access help information on the LCD or to enter a choice Table 16 Icons for navigation keys Key F1 F2 F3 F4 HELP Functions ESC Left Right Enter Available Home Exit 2 Up Down Help 47 Liebert eXM Operator Control and Display Panel 6 7 LCD Menus and Data Items The LCD menus provide access to
10. Liebert eXM 30 Electrical Connections UPS 3 4 2 Output Dry Contacts The Auxiliary Terminal Block has three output dry contact relays see Figure 17 and Table 6 Figure 17 Output dry contacts and EPO wiring J23 INV Ow C2 H INV SAO OC S INV C 24 MAIN MAIN S 5 S MAIN Co O MFP C J25 RESV Oy t CZ RESV RESV_Sal O Hw RESV S RESV Co O RESV C Table 6 Output dry contact relays Port Pin Name Description 1 MFP O Rectifier back feed normally open contact Open when there is no back feed J24 3 MFP S Rectifier back feed common contact 5 MFP C Rectifier back feed normally closed contact Closed when there is no back feed 2 INV O Inverter state normally open contact Open when the inverter is abnormal J23 4 INV S Inverter state common contact 6 INV C Inverter state normally open contact Closed when the inverter is normal 1 BFP O Bypass back feed normally open contact Open when there is no back feed J23 3 BFP S Bypass back feed common
11. besin ag Voltage 832388 voc Current DC input Temperature 24 C Time Remaining 526 min Bypass Battery Output Active Events Updated January 26 2015 02 17 26PM System Status System Events Edit S nce System Configuration System Analog Report Event Status Ack System Status Main Battery Disconnect Open Latched 39 Liebert exM Option Installation 5 4 Liebert IntelliSlot Relay Card The Liebert IntelliSlot Relay card IS RELAY provides voltage free contact closures for remote monitoring of alarm conditions Delivering On Battery On Bypass Low Battery Summary Alarm UPS Fault and On UPS signals the easy to install card integrates with AS 400 computers additional cable required and other relay contact monitoring systems The relay card is rated for 24 VAC DC at 1A and supported in any of the three Liebert IntelliSlot bays on the Liebert eXM 5 4 1 Figure 26 Liebert IntelliSlot Relay Card Pin Configuration The card has two terminals blocks TB1 green numbered 1 9 and TB2 black 10 18 as shown in Figure 26 Pin location and numbering Refer to your Liebert product user manual for the pin configuration for the terminal blocks IS RELAY LS 18 1 green TB2 black 10 Table 11 Relay card pin configuration Pin Function Operation 1 Low Battery 2 Low Battery Closed
12. lt q ses S 25 TN poor E J22 J26 PRET oe OC ol oC joe J30 Liebert eXM 28 Electrical Connections UPS 3 4 3 4 1 Dry Contacts The UPS provides input dry contacts and output dry contacts on the Auxiliary Terminal Block ATB Input Dry Contacts External input dry contacts are connected via the ATB Dry contacts are available for environment detection battery ground fault detection etc The UPS accepts external signal from zero voltage dry contacts connected through external dry contact terminals produced and these terminals are on the static bypass assembly Through software programming these signals become active when these contacts connect to 12V to ground in the most left side The cables connected to the monitor board must be separated from power cables Moreover these cables should be double insulated with a typical cross section of 0 5 to 1mm for a maximum connection length between 82 and 165ft 25 50m The ATB has several input dry contacts Figure 16 Input dry contacts J26 q srarus M GEN MODE GND DRY e GND DRY Q2 STATUS gi gi TMP BATT IN
13. Rectifier is normal but utility 1 Rectifier Load on Rectifier but rectifier not operating Rectifier fault e abnormal j Battery and converter are Battery Powering Flashing Green Battery Battery or battery 2 Battery the Load pre warning low battery converter abnormal and battery is not ischarging Load on Bypass Bypass out of 3 Bypass Power normal range Bypass Normal 4 Inverter Inverter Powering Flashing Green Inverter on Inverter fault Inverter normal but Off the Load Normally standby 5 Load UPS output On UPS output overloaded UPS has no output power No Alarms UPS Amber UPS has a general 6 Status Working Normally alarm UPS has a serious alarm Battery or battery converter abnormal events include these event messages see Table 41 in Appendix B No Battery Battery Replaced Battery Reverse Batt Conv Over Curr Batt Converter Fault Batt Converter Overtemp 43 Liebert exM Operator Control and Display Panel 6 3 Control Buttons The Control Buttons on the front panel may be used to shut down the UPS completely turn the inverter on or off restart the UPS after a fault and silence the alarm as shown in Figure 30 The function of each button is described in Table 15 NOTE To activate a button properly press and hold until you hear a short beep about two seconds Figure 30 Control button layout BERE O STATUS O
14. UPS Status Messages Liebert eXM 84 Maintenance 9 7 Recommended Test Equipment Table 39 lists recommended test equipment and tools required to maintain troubleshoot and repair the UPS module Instruments of equivalent range and accuracy may be substituted All instruments should be calibrated and be within the current calibration cycle Calibration data for the instruments should be maintained in equipment history files and the instruments labeled for audit and verification Table 39 Recommended test equipment and tools Qty Test Equipment Manufacturer Model or Type 1 Oscilloscope Tektronix H P or Fluke DC to 50 MHz 2 Voltage Probes Tektronix H P or Fluke 10X with 10 ft Cable 2 Voltage Probes Tektronix H P or Fluke 100X with 10 ft Cable 1 Digital Multi meter Fluke 8060 with Test Leads 1 Tool Kit N A Standard electrical contractor tools 85 Liebert exM Hazardous Substances or Elements Announcement APPENDIX A HAZARDOUS SUBSTANCES OR ELEMENTS ANNOUNCEMENT Table 40 Hazardous substances or elements Hazardous Substances Polybrominated Polybrominated Lead Mercury Cadmium Chrome Biphenyl Diphenyl Ethers Part Name Pb Hg Cd Cr PBB PBDE Hex copper stud X v v v v PCBA X v v v v v AC capacitor X v v v v v DC capacitor X v v v v v Fan X v v v v v Cables X v v v v v LCD X X v v v v Sensors X v v v
15. AVERTISSEMENT Risque de d charge lectrique pouvant causer des blessures des dommages mat riels et m me la mort Les pr cautions de s curit habituelles suffisent lorsque le syst me ASC est en mode de fonctionnement normal et que toutes les portes sont ferm es La zone entourant le syst me ASC doit tre exempte de flaques d eau d humidit excessive et de d bris Des pr cautions de s curit sp ciales sont requises pour les proc dures associ es a la manutention l installation et l entretien du syst me ASC Observez toutes les pr cautions de s curit d crites dans le pr sent manuel avant de manipuler ou d installer le syst me ASC ainsi que pendant toutes les proc dures d entretien Cet quipement comporte plusieurs circuits haute tension Seuls des quipements d essai con us pour le d pannage doivent tre utilis s Cette mise en garde couvre notamment les oscilloscopes Utilisez toujours des voltm tres c a et c c pour v rifier les tensions avant d tablir un contact ou d utiliser des outils Des tensions dangereusement lev es peuvent demeurer dans le syst me ASC m me une fois l alimentation coup e Tous les c bles d alimentation et de contr le doivent tre install s par un lectricien qualifi Tous les c bles d alimentation et de contr le doivent tre conformes au Code national de l lectricit des Etats Unis NEC et celui du Canada ainsi qu aux codes locaux en vigueur
16. A A WARNING Risk of electrical shock and arc flash Can cause property damage injury and death Only Emerson or Emerson trained service personnel should work on this equipment Both AC and DC high voltages are present in lethal amounts within this equipment Extreme care should be taken when working around UPS equipment Always identify the source of connecting wiring prior to disconnecting Mark any disconnected wires so they can be properly reconnected Do not substitute parts except as authorized by Emerson Maintain the UPS cabinets free of foreign materials such as solder wire cuttings etc Call Liebert Services if you are not sure of the procedures to follow or if you are not familiar with the design or operation of the equipment AVERTISSEMENT Risque d arc ou de d charge lectrique pouvant entra ner des dommages mat riels des blessures et m me la mort L entretien et la r paration de cet quipement doivent tre confi s exclusivement un personnel qualifi d Emerson ou form par Emerson Des hautes tensions c a et c c mortelles sont pr sentes dans cet quipement Faites preuve d une grande prudence lorsque vous travaillez proximit d un syst me ASC Identifiez toujours la source d un c ble de raccordement avant de le d brancher Identifiez les c bles d connect s afin de pouvoir les reconnecter correctement Ne remplacez aucun composant sans l autorisation expresse d Emerson Ass
17. Figure 18 Battery cabinet interface J22 5 2 lt 2 E gt gt gt 2 u pos gt 8 2 D oc 2 S gt FLO G 13 5 7 9 11 13 15 17 19 CI LI 2 4 6 8 10 12 14 16 18 20 Table 8 Battery cabinet interface J22 Pin Name Description 1 12V DRV BCB driver signal 3 BCB STATUS BCB state signal 5 GND DRY Dry ground 7 BCB ON BCB on line signal 9 NC NC 11 GND DRY Dry ground 13 TMP BATT External Battery temperature 15 12V A Power 17 GND DRY Dry ground 19 BATT_GND_FAULT Battery ground fault signal J22 Liebert eXxM 32 Electrical Connections UPS A NOTE All auxiliary cables of terminal must be double insulated Wire should be 20 16AWG stranded for maximum runs between 80 and 200 feet 25 60m respectively 3 4 5 EPO Input Optional NOTICE Risk of exceeding internal voltage limits Can cause equipment damage Do not apply more than 12V to the Emergency Power Off EPO input Exceeding 12V on this input can damage the Liebert eXM s internal circuitry and control boards Exceeding 12V will also put the Liebert eXM in an EPO state and the unit will not reset making it non functional The UPS has an Emergency Power Off EPO function operated by a button on the control panel or by a remote contact provided by the user The E
18. GND DRY x pi gj 12V DRY Q3STATUS iJ a Reserved GND DRY i Hi gt Reserved Q5STATUS ENV DET GND DRY 3 GND_DRY 5 amp CHG SHUT E Hi GND_DRY RESV3 x M M N RESV1 DRY M H X DRY te lie UT1 485 s HW M 8 UT2 485 2 M M 8 nc O O 29 Liebert exM Electrical Connections UPS Table 5 Input dry contacts J26 Port Pin Name Description J26 1 Q1 STATUS The main input switch status signal 3 GND_DRY Dry ground 5 Q2 STATUS The bypass input switch status signal 7 GND_DRY Dry ground 9 Q3 STATUS External maintenance switch status signal 11 GND_DRY Dry ground 13 Q5 STATUS External output switch status signal 15 GND DRY Dry ground 17 GND DRY Dry ground 19 RESV2 Reserved 21 RESV3 Reserved 23 GND DRY Dry ground 25 NC NC 27 UT1 485 485 29 UT1 485 485 31 GND MON Monitor ground 2 GEN MODE Generator mode input Generator mode when not connected 4 GND_DRY Dry ground 6 TMP BATT_IN Internal Battery Temperature Detect 8 12V_DRY POWER 10 Reserved Reserved 12 GND_DRY Dry ground 14 ENV_DET Battery room temperature detect 16 GND_DRY Common ground 18 CHG SHUT Charger off contact 20 GND_DRY Dry ground 22 RESV1 Reserved 24 GND_DRY Dry ground 26 NC NC 28 UT2 485 485 30 UT2 485 485
19. L entretien du syst me ASC ne doit tre confi qu des professionnels qualifi s Les responsables de l entretien et l quipement d essai doivent reposer sur des tapis de caoutchouc lors de toute intervention sur une pi ce d quipement sous tension Les responsables de l entretien doivent porter des chaussures isolantes pour pr venir tout contact direct avec le plancher Ne travaillez jamais seul m me si toute l alimentation d entr e est coup e de l quipement Une seconde personne devrait toujours tre pr sente pour porter assistance ou chercher de l aide en cas d accident WARNING Failure to follow adequate grounding procedures can result in electric shock hazard to personnel or the risk of fire should a ground fault occur All operations described in this section must be performed by properly trained and qualified electricians or technical personnel If any difficulties are encountered contact Emerson Network Power See the back page of this manual for contact information AVERTISSEMENT Le non respect des proc dures de mise la terre peut entrainer des risques d lectrocution du personnel ou des risques d incendie en cas de d fectuosit de la mise la terre Toutes les op rations d crites dans cette section ne doivent tre effectu es que par des lectriciens ou des techniciens professionnels d ment form s et qualifi s En cas de difficult s communiquez avec Emerson Network Power Pour obtenir l
20. 14 Busbars for power wiring 17 Terminal block with compression lugs for control wiring 17 Inputdry contacts J20 7 noe oct doses yar e UID m ne e aa RT ER 30 Output dry contact relays uus se tese est eres cat elm ee CAUSE idea ested ce S estes 31 Ti bert BD C anterface iu miss aude Sea ep eb at edo oe eta d ee M ew og 32 Battery cabinet interface J22 32 EPO input contact relays J2 33 Liebert eXM communication options 38 Relay card pin configuration 40 Jumper CONNECHONS Ju eee HGS Gale CR e er ae IRR ea sata na RR ana ee dre BA Al Descriptions of UPS operator control and display panel 42 Mimic display status indicators 43 Control Dutton S eey 4o bs ee ette o e a thas oo er eee 44 Icons for navigation keys mrdao d 4 Ae ede n Dane CA d y aces bed 47 UPS menus and data window items 55 Mimic indicators after initialization 60 Mimic indicators for normal mode operation with battery breaker open 60 Mimic indicators for nor
21. 533 to 688kg Locate the center of gravity symbols before handling the UPS 45 Test lift and balance the cabinet before transporting it Never tilt the equipment more than 15 degrees from vertical In case of fire involving electrical equipment use only carbon dioxide fire extinguishers or those approved for use in fighting electrical fires Extreme caution is required when performing maintenance Be constantly aware that the UPS system contains high DC as well as AC voltages Check for voltage with both AC and DC voltmeters prior to making contact A AVERTISSEMENT Risque lors du d placement de l quipement lourd et de d charge lectrique pouvant entrainer des dommages mat riels des blessures et m me la mort Faites preuve d une extr me prudence lors de la manutention des armoires ASC afin d viter de les endommager ou de blesser le personnel L armoire Liebert eXM p se de 1221 1516 lb de 533 688 kg Rep rez les symboles de centre de gravit avant d placer l armoire ASC Faites des essais de levage et d quilibre avant de transporter l armoire N inclinez jamais l quipement plus de 15 degr s la verticale En cas d incendie associ du mat riel lectrique n utilisez que des extincteurs dioxyde de carbone ou homologu s pour la lutte contre les incendies d origine lectrique Les op rations d entretien requi rent une extr me prudence Soyez toujours conscient du fait que le syst me ASC conti
22. 70 Operation 7 15 7 16 7 17 7 17 1 Auto Restart When the main and bypass sources fail the UPS draws power from the battery system to supply the load until the batteries are depleted When the UPS reaches its end of discharge EOD threshold it will shut down The UPS will automatically restart and enable output power after utility power is restored if Auto Recovery after EOD Enabling is enabled in the UPS configuration set by factory or by Liebert Services after the Auto Recovery after EOD Delay Time expires the default delay is 10 minutes During the auto recovery delay the Liebert eXM will be charging its batteries to provide a safety margin for equipment shutdown if input power fails again If the Auto Recovery after EOD Enabling feature is disabled the system must be restarted manually Reset After Shutdown for Emergency Stop EPO Action or Other Conditions Once all appropriate measures have been taken to correct the problem indicated by the alarm message appearing on the Operator Control Panel carry out this procedure to restore the UPS to regular operation following an EPO action or for the following reasons Inverter Overtemperature Cut Off Overload Battery Overvoltage excessive switching BYP XFER COUNT BLOCK etc When the user confirms that the fault is cleared 1 Press the FAULT CLEAR button to let the system exit the emergency off state 2 Press the INVERTER ON button
23. Auto answer enabled Manually enable the modem s auto answer function Battery Reset Resets battery statistics UPS Run Time UPS Run Time Run Time Byp Run Time Bypass Run Time UPS model Provides UPS model information for example 208V 60Hz Monitor Version Monitor Firmware Version Version Rectifier Version Rectifier Firmware Version Inverter Version Inverter Firmware Version Bypass Version Bypass Firmware Version Liebert exM 56 Operation 7 0 OPERATION 7 1 A WARNING Risk of electrical shock Can cause personal injury or death This UPS has several circuits that are energized with high DC as well as AC voltages Check for voltage with both AC and DC voltmeters before working within the UPS Check for voltage with both AC and DC voltmeters before making contact Only properly trained and qualified personnel wearing appropriate safety headgear gloves shoes and glasses should be involved in installing the UPS or preparing the UPS for installation When performing maintenance with any part of the equipment under power service personnel and test equipment should be standing on rubber mats A AVERTISSMENT Risque de d charge lectrique pouvant causer des blessures graves voire mortelles Ce syst me ASC comporte plusieurs circuits haute tension c a et c c V rifiez les tensions au moyen de voltm tres c a et c c avant d utiliser le syst me ASC V rifiez les tensions avec des voltm tres c a et c c avant
24. Battery Mode Auto Restart Mode ECO Mode Bypass Mode Battery Start Mode Maintenance Mode Manual Bypass Sleep Mode Paralleling Mode Output Voltage Adjustment Generator Mode NOTE 1 The user controls and indicators mentioned in these procedures are identified in 6 0 Operator Control and Display Panel 2 Theaudible alarm may sound at various points during these procedures It can be canceled at any time by pressing the SILENCE ON OFF push button NOTE This unit refers to some modes and conditions that are set or adjusted using proprietary service software To take advantage of all the available features for the Liebert eXM the unit must be commissioned by an Emerson authorized engineer 57 Liebert exM Operation Normal Mode Operating in normal mode the Liebert eXM s rectifier derives power from a utility AC source and supplies regulated DC power to the inverter which regenerates precise AC power to supply the connected equipment The rectifier also uses the utility source power to charge the batteries Battery Mode Requires Optional External Battery Cabinet When utility AC power fails the Liebert eXM protects the critical load by instantaneously channeling battery power from optional External Battery Cabinets to the inverter which continues supporting the critical load without interruption When utility power returns and is within acceptable limits the Liebert eXM automatically s
25. Figure 23 Figure 24 Figure 25 Figure 26 Figure 27 Figure 28 Figure 29 Figure 30 Figure 31 Figure 32 Figure 33 Figure 34 Figure 35 Figure 36 Figure 37 Figure 38 Figure 39 Figure 40 Figure 41 Figure 42 FIGURES UBS dimensions seme oem lames on aad sa anal fe ub Sh Tate Mundy serbe a Alle ED 10 Cable entry locations 120 140 model 12 Cable entry locations 160 200kVA model 12 Cabinet arrangemetitz e cx ad xw wal qoe San uy y e ey a aha Lea Tue pt neem a Belt Bo 13 Liebert power module assembly indicators and controls 14 Control Module front view 15 Static Bypass Assembly connections 15 Single UPS block diagram Dual input single source configuration without bypass cabinet 18 Single UPS block diagram Dual input single source configuration with 19 Input busbars Liebert eXM 120 200kVA frame 21 Accessory FUSS so toC x eee we eme e eti eia die 22 Dual input back feed breaker wiring when maintenance bypass cabinet not used 23 Ground and neutral busbar connections 120 200kVA frame busbars 25 Control Module connections to display cabinet and options
26. Figures 14 through 17 2 9 Static Bypass Assembly Figure 7 Static Bypass Assembly connections O o N noo O O 15 Liebert eXM Electrical Connections UPS 3 0 ELECTRICAL CONNECTIONS UPS The UPS requires both power and control cabling once it has been mechanically installed All control cables must run separate from power cables in metal conduits or metal ducts that are electrically bonded to the metalwork of the cabinets to which they are connected A A WARNING Risk of electric shock Can cause property damage injury and death Before connecting input power to the Liebert eXM ensure that you are aware of the location and operation of the overcurrent protection devices that connect the UPS input bypass supply to the power distribution panel De energize and lockout or tagout all incoming high and low voltage power circuits before installing cables or making any electrical connections AVERTISSEMENT Risque de d charge lectrique pouvant entra ner des dommages mat riels des blessures et m me la mort Avant de proc der au branchement de l alimentation d entr e du syst me eXM de Liebert veillez prendre connaissance de l emplacement et du fonctionnement des dispositifs de protection de surintensit qui raccordent l alimentation d entr e ou de d rivation du syst me ASC au panneau de distribution lectrique Coupez l alimentation et appliquez
27. Je o 5 e D 0 Je c le a ep pe EN lel ol 30 fet asd H sl ils E e d a E o lo 008 006000 H 5 FI o B AO dex 4 dac o f Eet E Em CT a ml E ro 2 a n 9 Ne 2 o 5 is D bs I P r e PE d 2 vlu RIGHT SIDE Liebert eXxM 36 Installation Drawings Figure 24 UPS cable connections 120 200kVA frames Bypass Input A Bypass Input B Rectifier Input A Rectifier Input B J FRONT Door Open Bypass Input C Input Neutral Rectifier Input Battery Neutral B 00400 800 000400000F0 Battery Positive Battery Negative Output Neutral Output Phase A Output Phase Output Phase C Ground Busbar 37 Liebert eXM Option Installation 5 0 OPTION INSTALLATION 5 1 Liebert IntelliSlot Communication The Liebert eXM has three Liebert IntelliSlot ports to allow field installation of optional communication cards Liebert IntelliSlot cards communicate via Liebert s proprietary Velocity protocol to cards that translate the information into such protocols as SNMP and Modbus Other cards provide dry contact signals
28. Nominal Maximum OCP Device 75 C Wire Copper Aluminum Rating Input Current Input Current Rating Bolt Size Current Total Wire Wire 120 333 333 450 M12 620 2 350 2 500 140 389 389 500 M12 620 2 350 2 500 160 444 444 600 M12 760 2 500 3 350 180 500 500 700 M12 930 3 350 3 500 200 555 555 700 M12 930 3 350 3 500 Wire sized for operation at 40 C Table 28 UPS currents and terminals Output Unit Nominal Maximum OCP Device 75 C Wire Copper Aluminum Rating Input Current Input Current Rating Bolt Size Current Total Wire Wire 120 333 333 450 M12 620 2 350 2 500 140 389 389 500 M12 620 2 350 2 500 160 444 444 600 M12 760 2 500 3 350 180 500 500 700 M12 930 3 350 3 500 200 555 555 700 M12 930 3 350 3 500 Wire sized for operation at 40 C Liebert exM Specifications and Technical Data Table 29 Specifications for customer supplied external DC source for Liebert eXM UPS Unit Nominal Maximum OCP Device 75 C Wire Copper Rating Input Current Input Current Rating Bolt Size Current Total Wire 120 448 560 600 M12 760 2 500 140 522 653 680 M12 930 3 350 160 597 746 800 M12 1140 3 500 180 672 840 900 M12 1240 4 350 200 746 933 1000 M12 1240 4 350 Wire sized for operation at 40 C A Liebert BIB is required for shunt trip of the Customer Supplied Breaker for the External DC Source Refer to SL 25651
29. The cabinet houses the power components Cooling is provided by internal fans The unit sits on four casters Adjustable stops are provided to prevent the UPS from moving once it has been moved to its final position The Wiring Cabinet see Figure 1 provides the additional space to support wiring and conduit landing for the 160 200kVA models of the Liebert eXM The wiring cabinet is added to the UPS when a Liebert eXM MBC is not used The wiring cabinet provides space for the conduit and power connections to a customer supplied maintenance bypass cabinet A WARNING Risk of heavy units tipping over while being moved Can cause property damage injury and death Emerson recommends lifting the units by installing four eyebolts in the factory fabricated holes one at each corner of the unit attaching cables or similar strapping to the eyebolts and lifting with a suitable mechanism A AVERTISSEMENT Le centre de gravit lev des appareils pr sente un risque de renversement lors des d placements peut entrainer des dommages mat riels des blessures et m me la mort Emerson recommande de soulever les appareils en installant quatre anneaux de levage dans les ouvertures fabriqu es en usine avec un anneau dans chaque coin de l appareil pour ensuite fixer les c bles ou sangles aux anneaux afin d effectuer le levage l aide d un m canisme appropri 9 Liebert exM Installation 2 5 1 Dimensions Figure 1 UPS dimensions
30. UPS 2 press and hold INVERTER OFF until inverter and output LED s turn Off If the system is 1 1 or 2 0 both units will transfer to bypass If the system is 2 1 the inverter LED and output LED will turn Off If applicable on the control panel of UPS 8 press and hold INVERTER OFF until the inverter and output LED s turn Off All UPS s in the system will transfer to bypass Verify that the inverter LED turns Off and that the static switch and output LED s are solid green on each UPS Open all battery circuit breakers if applicable Check the parallel switch gear Steps a through d are applicable only if the system has a Kirk key interlock If the system does not have a Kirk key interlock skip to Step e a Verify that the KO light illuminates b Press and hold the interlock push button c While holding the push button turn and release the key from the Kirk key interlock d Insert the key into the Maintenance Bypass Breaker MBB lock and turn to unlock the latch from the breaker Close MBB f Open the Maintenance Isolation Breaker MIB Steps h and i are applicable only if the system has a Kirk key interlock If the system does not have a Kirk key interlock skip to Step 7 h Turn the key locking MIB in place then remove key i Insert the key into KO and turn it to lock the key in place The critical load is now on external maintenance bypass Open all Module Output Breakers MOB Open the input breakers th
31. are required in upstream breakers to allow back feed protection to function properly Shunt trip of the upstream rectifier input breaker is optional 23 Liebert exM Electrical Connections UPS 3 2 7 Safety Ground The safety ground busbar is below the neutral input and output busbars as shown in Figure 13 below The safety ground cable must be connected to the ground busbar and bonded to each cabinet in the system This ground busbar is then connected to the ground electrode conductor GEC All cabinets and cable conduit should be grounded in accordance with local regulations A A A WARNING Risk of electrical shock and arc flash Can cause property damage injury and death Failure to follow proper grounding procedures can result in electric shock hazard to personnel or the risk of fire should a ground fault occur AVERTISSEMENT Le non respect des proc dures de mise 4 la terre peut entrainer des risques d lectrocution du personnel ou des risques d incendie en cas de d fectuosit de la mise la terre Toutes les op rations d crites dans cette section ne doivent tre effectu es que par des lectriciens ou des techniciens professionnels d ment form s et qualifi s En cas de difficult s communiquez avec Emerson Network Power Pour obtenir les renseignements de contact consultez la derni re page de ce manuel NOTE Proper grounding significantly reduces problems caused by electromagnetic inte
32. area around the UPS system should be kept free of puddles of water excess moisture and debris Special safety precautions are required for procedures involving handling installation and maintenance of the UPS system Observe all safety precautions in this manual before handling or installing the UPS system as well as during all maintenance procedures This equipment contains several circuits that are energized with high voltage Only test equipment designed for troubleshooting should be used This is particularly true for oscilloscopes Always check with AC and DC voltmeters to ensure safety before making contact or using tools Even when the power is turned Off dangerously high electric charges may exist within the UPS All power and control wiring should be installed by a qualified electrician All power and control wiring must comply with the NEC and applicable local codes ONLY qualified service personnel should perform maintenance on the UPS system When performing maintenance with any part of the equipment under power service personnel and test equipment should be standing on rubber mats The service personnel should wear insulating shoes for isolation from direct contact with the floor earth ground Never work alone even if all power is removed from the equipment A second person should be standing by to assist and summon help in case an accident should occur 3 Liebert exM Important Safety Instructions A A A
33. available at Liebert s Web site www liebert com for additional details Table 30 Rectifier input Parameter 120 200kVA AC Input Parameters 50 60Hz 3 Phase 4 Wire Plus Ground Rated AC Voltage 208 120V 220 127V Input Voltage Range Startup Operating 177 253VAC 187 264VAC Input Voltage Range Operating i 125 253VAC 132 264VAC Frequency 50 or 60Hz 40 70Hz Range Power Factor UPS Capacities kVA 0 99 Full Load 0 98 Half Load 120 140 160 180 200 Input Current A Rated 120kVA UPS 356 337 140kVA UPS 416 393 160kVA UPS 475 449 180kVA UPS 534 505 200kVA UPS 594 562 Input Current A Max 120kVA UPS 409 387 140kVA UPS 478 452 160kVA UPS 546 516 180kVA UPS 614 581 200kVA UPS 682 645 THD 5 Full Load Derated operation for reduced input voltage 208V Operation 125 177VAC 220V Operation 132 187VAC Liebert exM 76 Specifications and Technical Data Table 31 Battery DC intermediate circuit Parameter 120 200 kVA Battery Bus Voltage 288 Number of Lead Acid Cells 144 24 x 6 cell 12V blocks nominal Float Voltage 2 25V cell selectable from 2 2 2 3V cell Temperature Compensation 3 0mV C selectable from 0 to 5 0mV C around 77 F 25 C or 86 F 30 C or inhibit Ripple Voltage lt 1 Ripple Current lt 5 Boost Charge Voltage 2 35 Vicell selectable from 2 30 2 40V c
34. been lost Contact Liebert Services at 800 543 2378 for assistance Mains Phase Reversed Input phase sequence is reversed Contact Liebert Services at 800 543 2378 for assistance Soft Start Fail Rectifier could not start due to low DC bus voltage Contact Liebert Services at 800 543 2378 for assistance Bypass Unable to Trace This alarm is triggered by an inverter software routine when the amplitude or frequency of bypass voltage is beyond the normal range The amplitude threshold is fixed for positive and negative 1096 rating This alarm automatically resets once the bypass voltage goes normal 1 First verify that the bypass voltage and frequency displayed on the panel is within the selected range Note here the rated voltage and frequency are specified by Output voltage level and Output frequency level respectively 2 If the displayed voltage is believed to be abnormal then verify the bypass voltage and frequency presented to the UPS Check the external supply if it is found to be faulty Contact Liebert Services at 800 543 2378 for assistance Bypass Abnormal This alarm is triggered by an inverter software routine when the amplitude or frequency of bypass voltage exceeds the limit This alarm automatically resets once the bypass voltage goes normal First check if there are some relevant alarms such as Bypass disconnect open Bypass phase reverse and Mains neutral lost If they appear solv
35. button is pressed Single beep repeating every two seconds the system has a general alarm Continuous the system has a serious fault If the alarm buzzer makes no sound the system may be operating properly or the alarm may have been silenced manually Figure 31 Alarm buzzer location INVERTER ON O O Or INVERTER OFF FAULT CLEAR HELP SILENCE ON OFF 9 2 O STATUS O RUN QR F3 BN Buzzer 45 Liebert exM Operator Control and Display Panel 6 5 LCD Overview The LCD on the front panel has five main sections as shown in Figure 32 Press the F1 key below the LCD to scroll through these sections UPS system information view UPS name and model date and time overall status LCD Menu choose a category of data items to appear below the menus see Table 17 Data and settings view data items for the selected menu see Table 17 Current status messages check the most recent UPS event and alarm messages see Table 41 in Appendix B Navigation key icons look at the icon above each navigation key to determine how the key operates when pressed see 6 6 Navigation Keys The LCD displays alarm information in real time After appearing in the current status section of the LCD status messages are stored in the history log 512 records can be stored and retrieved Figure 32 Sections of the LCD UPS System Information Time Alarms
36. c avant d tablir tout contact Lorsque le syst me ASC est sous tension les responsables de l entretien et l quipement d essai doivent reposer sur des tapis de caoutchouc pour pr venir tout contact direct avec le sol et avec le ch ssis du syst me lors des interventions Certains composants l int rieur des armoires ne sont pas connect s la masse du ch ssis Tout contact entre les circuits flottants et le chassis pr sente un risque de d charge mortelle Utilisez des oscilloscopes diff rentiels lors des mesures d un circuit flottant L entr e diff rentielle devrait tre d au moins 800 Vrms en mode commun et avoir un taux de r jection de mode commun d au moins 80 dB Il importe de veiller ce que l ext rieur des quipements d essai n entre pas en contact physique ou lectrique avec le sol En cas d incendie associ du mat riel lectrique n utilisez que des extincteurs dioxyde de carbone ou homologu s pour la lutte contre les incendies d origine lectrique 81 Liebert exM Maintenance 9 2 9 3 9 3 1 Limited Life Components The Liebert eXM UPS has a design life well in excess of 10 years Well maintained units can continue to provide economic benefits for 20 years or more Long life components are used in the UPS wherever practical and cost effective However due to the currently available component material manufacturing technology limitations and the general function and use of the co
37. cable polarity Be sure that the battery connections if any are made with the correct polarity 8 Refit all protective covers removed for cable installation 27 Liebert eXxM Electrical Connections UPS 3 3 Control Cables Details 3 3 1 Static Bypass Assembly Features Based on your site s specific needs the UPS may require auxiliary connections to manage the battery system external battery circuit breaker battery temperature sensor communicate with a personal computer or provide alarm signaling to external devices or for Remote Emergency Power Off REPO Terminations for these functions are located at the front of the static bypass assembly The main features are Input and output dry contacts signal one pair of contacts of relay Emergency Power Off control EPO Environmental parameter input interface User communication for data setting and user background monitor Liebert IntelliSlot interface Temperature detect interface Figure 14 Control Module connections to display cabinet and options J23 Control za Morte Temp Sensor optional and BCB Control Board J22 Ground Fault optional Sensor amp BCB Control Board On Generator optional Figure 15 Auxiliary terminal block detail control module front panel c N o c N c N A c N a J2 J1 J19 J20 J21 bt 4 pod 9179 et 2e LES PORT PARALLEL PORT i 4 ose Il wes ei H
38. confirmed to overload when the total load arises above 105 nominal rating for the set basic number of UPSs The alarm automatically resets once the overload condition is removed 1 Confirm that the alarm is true by checking the system load percent indicated on the LCD panel to determine which phase is being overloaded 2 If the alarm is true measure the actual output current to verify that the indications are valid Disconnect unnecessary load and ensure the safety In a parallel system a severe load sharing error can also leads to the alarm Unit Overload Timeout The UPS is confirmed to overload and the overload times out Note 1 The highest loaded phase will indicate overload timing out first Note 2 When the timer is active then alarm unit overload should also be active as the load is above nominal Note 3 When the timer has expired the inverter Static Switch is opened and the load transferred to bypass The inverter shutdown and will restart after 10 seconds Note 4 If the load decreases lower than 95 after 5 minutes the system will transfer back to inverter mode Confirm that the alarm is genuine by checking the load percent indicated on the LCD If an overload is indicated then check the load and investigate any additional load connected prior to the alarm if applicable Bypass Phase Reversed The phase sequence direction of bypass voltage is reversed Normally the phase of Phase B lags 120 degrees behind
39. contact 5 BFP C Bypass back feed normally closed contact Closed when there is no back feed 2 MAIN O Rectifier input state normally open contact Open when the rectifier is abnormal J24 4 MAIN S Rectifier input state common contact 6 MAIN C Rectifier input state normally closed contact Closed when the rectifier is normal NOTE All auxiliary cables of terminal must be double insulated Wire should be 20 16AWG stranded for maximum runs between 80 and 200 feet 25 60m respectively 31 Liebert exM Electrical Connections UPS 3 4 3 Liebert MBC Interface The Liebert MBC interface is on the Auxiliary Terminal Block at J26 Refer to Figure 16 for circuit details Table 7 Liebert BDC interface Position Name Description J26 1 Q1 STA Main input switch status signal J26 5 Q2 STA Bypass input switch status signal J26 9 Q3 STA External maintenance switch status signal J26 3 7 9 GND Ground for dry contacts These contacts cannot be active unless they are set via software NOTE All auxiliary cables of terminal must be double insulated Wire should be 20 16AWG stranded for maximum runs between 80 and 200 feet 25 60m respectively Refer 51 25652 the Liebert eXM Maintenance Bypass Cabinet manual for the Liebert wiring 3 4 4 Battery Cabinet Interface Connectors The battery cabinet interface is on the Auxiliary Terminal Block at J22 Refer to Figure 18 for circuit details
40. d tablir tout contact Seuls des employ s qualifi s et d ment form s portant un casque des gants des chaussures et des lunettes de s curit ad quats doivent se charger d installer le syst me ASC ou de le pr parer pour l installation Les responsables de l entretien et l quipement d essai doivent reposer sur des tapis de caoutchouc lors de toute intervention sur une pi ce d quipement sous tension The Liebert eXM operates in the modes shown in Figure 7 1 Liebert eXM Operating Modes This section describes various kinds of operating procedures under each operating mode including transfer between operating modes UPS setting and procedures for turning on off inverter As shown in SL 25651 the Liebert eXM Battery Cabinet manual the AC utility source is supplied through the input breaker and the rectifier converts the alternating current into DC power The inverter converts the AC power from the utility or DC power from an optional External Battery Cabinet into AC power for the load The batteries power the load through the inverter in the event of a power failure The utility source can also power the load through the static bypass If maintenance or repair of the UPS is necessary the load can be switched without interruption in service using the optional Liebert MBC Liebert eXM Operating Modes The UPS is designed to operate as an on line double conversion reverse transfer system in the following modes Normal Mode
41. de contact avec ces tensions est diminu car les parties de composants sous tension sont abrit es derri re un panneau m tallique D autres crans de s curit internes prot gent l quipement en conformit avec les normes IP20 Ne retirez jamais les panneaux ou les couvercles et n ouvrez pas les portes donnant acc s aux composants internes avec lesquels vous pouvez entrer en contact Veuillez lire et suivre l ensemble des avertissements des mises en garde et des instructions de s curit et de fonctionnement afin d viter des blessures graves voire la mort pouvant tre caus es par une d charge lectrique Il n y a aucun risque pour le personnel lorsque l quipement est utilis normalement en suivant les proc dures de fonctionnement recommand es Toutes les proc dures de r paration et d entretien de l quipement exigent un acc s l int rieur de l armoire et devraient tre men es uniquement par du personnel comp tent Ground Leakage Currents A CAUTION Risk of electric shock from high leakage current Can cause injury property damage and death EARTH CONNECTION IS ESSENTIAL BEFORE CONNECTING THE INPUT SUPPLY Earth leakage current exceeds 3 5 mA and is less than 1000 mA Transient and steady state earth leakage currents which may occur when starting the equipment should be taken into account when selecting instantaneous RCCB or RCD devices Residual Current Circuit Breakers RCCBs must be selected
42. derni re page de ce manuel NOTE Hydraulic pressure pliers combinative tools and piston ring pliers should be used to connect AC wiring Once the equipment has been positioned and secured for operation and the battery and ground lugs have been connected see 3 2 5 Cable Connections connect the power cables as described below Study the reference drawing in 4 0 Installation Drawings 1 Verify that all incoming high and low voltage power circuits are de energized and locked out or tagged out before installing cables or making any electrical connections 2 Remove the front I O panel to gain easier access to the connections busbars 3 Connect the facility ground and ancillary ground bus cables to the copper ground busbar located in the middle of the Liebert eXM behind the output connections All cabinets in the UPS system must be connected to the user s ground connection NOTE The grounding and neutral bonding arrangement must comply with the National Electrical Code and all applicable local codes 4 Identify and make power connections with incoming cables according to Steps 5 through 8 Liebert eXxM 26 Electrical Connections UPS Common Input Connections 5 For common bypass and main inputs connect the AC input supply cables to the UPS input terminals A2 B2 C2 N1 and tighten the connections to 428 Ib in 48Nm M12 bolt Ensure correct phase rotation NOTE For common bypass and main inputs th
43. differential oscilloscopes when measuring a floating circuit The differential input should have at least 800 rms common mode input rating and a common mode rejection ratio of at least 80 dB Exercise caution that the test instrument exterior does not make contact either physically or electrically with earth ground In case of fire involving electrical equipment use only carbon dioxide fire extinguishers or others approved for use in electrical fire fighting AVERTISSEMENT Risque d arc ou de d charge lectrique pouvant entra ner des dommages mat riels des blessures et m me la mort Les op rations d entretien requi rent une extr me prudence Soyez toujours conscient du fait que le syst me ASC contient des tensions c c et c a lev es Une fois l alimentation d entr e et du boitier facultatif de batteries coup es la haute tension aux condensateurs de filtrage et aux circuits d alimentation devrait se dissiper en moins de 30 secondes En cas de d faillance d un circuit d alimentation toutefois il importe de pr sumer qu une tension lev e est pr sente m me apr s l arr t V rifiez toujours les tensions avec un voltm tre avant d tablir des contacts Les contacteurs de d rivation et de sortie de m me que le commutateur statique de d rivation continueront d afficher une tension c a moins que les disjoncteurs externes associ s ne soient ouverts V rifiez les tensions avec des voltm tres c a et c
44. eaten eal uera mU od 84 Terminal block with compression lugs for control wiring 84 Recommended test equipment and tools 85 Hazardous substances or elements 86 UPS Status Messages ve DD See cease otha RE Dos set me DR TES RUD SOR s ocd rhe na 87 Important Safety Instructions IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important instructions that should be followed during installation of the Liebert eXM Read this manual thoroughly paying special attention to the sections that apply to your installation before working with the UPS Retain this manual for use by installing personnel A properly trained and qualified electrical contractor should oversee the installation of the equipment The Liebert eXM cannot be put into operation until it is commissioned by the manufacturer or authorized engineer Otherwise human safety may be endangered and damage to the UPS will not be covered by the warranty The Liebert eXM is designed for commercial and industrial uses and cannot be used as life support equipment A WARNING Risk of moving heavy equipment and electric shock Can cause equipment damage injury and death Exercise extreme care when handling UPS cabinets to avoid equipment damage or injury to personnel The Liebert eXM s weight ranges from 1221 to 1516 lb
45. fe urba e RSS aon 73 SPECIFICATIONS AND TECHNICAL DATA 74 Conformity and Standards usant bebe Qal sl enka e Ge RUE RGM RE Lhe 74 8 1 1 ENERGY STAR Certifications suis Une kk kk kK KK kK ESC OE AR EU ERO 74 WPS NOMME ER LES cde cated a ux was aie wees eee are urea Ses qud pla 74 UPS Electrical Characteristics 224 dora n we thea de eked on QE Sales TE AER quce 75 MAINTENANCE rara aco one x CR C ea RC alae cire RO She ates ae 80 Satety Precautions sacer Leo demie ina Ba ve Rue RD e eee eel ean 80 Limited Life Components 82 Routine Maintenances 24 xli xp EXT rra cdd EI wen enum 82 DST Rec rd eo ec nette OX etate D BBi il gt ORE cin o dort ee ud 82 93 2 Aw Fitets 5x i REA rapere tre tps Sete e Ee mid ere iN de 83 9 8 8 Torque Requirements 84 D tecting Trouble ei Rex e ur e ue e ie RIP ERIS er 84 Reporting a Problem wak steh Sb eee a Seed 84 Corrective ACtiONS Een bees dead ehe quw acp dnd b ob e cg ey e cd pees a 84 Recommended Test Equipment 85 iii Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22
46. ground Liebert exM Introduction 1 0 INTRODUCTION The Liebert eXM UPS is a fixed capacity transformer free online uninterruptible power system with 208 120V input and 208 120V output capability The Liebert eXM can operate with either a 50 or 60Hz input and provide a matching output frequency conversion Optional Maintenance Bypass and Parallel cabinets are available The Liebert eXM provides continuous high quality AC power to business critical equipment such as telecommunications and data processing equipment The Liebert eXM supplies power free of the disturbances and variations in voltage and frequency common to utility power which is subject to brownouts blackouts surges and sags The Liebert eXM utilizes the latest in high frequency double conversion pulse width modulation PWM technology and fully digital controls to enhance its reliability and increase the ease of use The 120 200kVA kW Liebert eXM requires external batteries to support the load when utility power is not present For ancillary cabinets refer to 2 6 Auxiliary Cabinets Liebert eXM 6 Installation 2 0 INSTALLATION 2 1 2 1 1 2 2 2 2 1 This section describes the Liebert eXM s environmental requirements and mechanical considerations that must be taken into account when planning the positioning and cabling of the UPS equipment Because each site is unique this section presents a guide to general procedure
47. is restored BCB closed BCB closed from dry contact signal BCB open BCB open from dry contact signal Battery Float Charging Battery is float charging Battery Boost Charging Battery is boost charging Battery Discharging Battery is discharging Battery Period Testing Battery is period self testing Batt Capacity Testing Battery is capacity self testing Batt Maint Testing Battery is maintenance self testing Inverter in Setting Inverter is in parameter setting Rectifier in Setting Rectifier is in parameter setting Batt Converter Fault Battery converter output voltage beyond limits or battery fuse failed Battery converter shuts down Battery backup not available Operation Invalid This record is registered following an incorrect operation 89 Liebert exM UPS Status Messages Table 41 UPS status messages continued Event Message Description Suggested Action if any Byp Abnormal Shutdown Both bypass and inverter voltages unavailable Load interruption Mains Neutral Lost AC Input mains reference neutral not detected Battery Room Alarm Environment in battery room needs attention Rec Flash Update Rectifier firmware is being updated Inv Flash Update Inverter firmware is being updated Monitor Flash Update Monitor firmware is being updated LBS abnormal LBS is abnormal
48. on the right side of the Operator Control Panel for longer than 2 seconds after the rectifier has qualified NOTE The rectifier will start automatically 5 minutes after the of overtemperature fault is cleared After the EPO button is pressed if the input utility is removed the UPS will shut down completely When input utility is restored the EPO condition will clear and the UPS will enable the static bypass and restore the output Battery Protection Battery Undervoltage Warning Before the end of discharge the Liebert eXM displays a low battery warning After this warning the battery has the capacity for 5 minutes discharging with full load default time The Liebert eXM can be user configured to display this warning from 3 to 60 minutes before end of discharge 71 Liebert exM Operation 7 17 2 Battery End of Discharge EOD Protection If the battery voltage is lower than the end of discharge voltage the battery converter will be shut down Table 21 Battery DC intermediate circuit Parameter Battery Bus Voltage 120 200kVA 288 Number of Lead Acid Cells 144 24 x 6 cell 12V blocks nominal Float Voltage 2 25VIcell selectable from 2 2 2 3V cell Temperature Compensation 3 0mV C selectable from 0 to 5 0mV C around 77 F 25 C or 86 F 30 C inhibit Ripple Current Ripple Voltage lt 1 lt 5 Boost Charge Voltage Boost Control Float boos
49. or frequency exceeds the synchronized range and the UPS is in inverter mode the system must let the user confirm and This operation leads to accept the power interruption danger before pressing the INVERTER output shutdown OFF button to shut down the output of the inverter The user can also Confirm or cancel cancel the shutdown operation as shown at right If the bypass voltage returns to normal before the user makes the confirmation the UPS will transfer to bypass operation mode automatically and at the same time the prompt window will disappear soon 53 Liebert exM Operator Control and Display Panel 6 12 3 6 12 4 6 12 5 6 12 6 6 12 7 6 12 8 6 12 9 System Self Test When a system self test is completed a pop up window reports the results of the test as shown at right System Self Test finished Please check the current Press the Help Enter key and the pop up window closes warnings Battery Capacity Test Confirmation When a battery capacity test is started from the Command menu the battery will be discharged to low battery warning level The Liebert Battery will be depleted eXM asks for confirmation before the test is started as shown at right Confirm or cancel To confirm the choice and begin the battery capacity test press the Help Enter key and the pop up window disappears To cancel the test press the F2 ESC key The pop up window disappears For a battery cap
50. rectifier side If no then check whether overload occurs Restart the inverter after resetting the fault If fault does not clear contact Liebert Services at 800 543 2378 for assistance LBS Active The LBS setting is active The UPS is acting as an LBS master or slave in a dual bus configuration Battery ground fault Battery ground fault from dry contact signal Contact Liebert Services at 800 543 2378 for assistance Inverter turned On manually Manual Turn On via front panel Inverter turned Off manually EPO Manual Turn Off via front panel Emergency Power Off Transfer Confirm Interrupted Transfer Confirm Transfer Cancel Interrupted Transfer is cancel Unit Off Confirm Unit Turned Off Confirm System Off Confirm Fault Reset System Turned Off Confirm Fault Reset Alarm Silence Turn On Fail Alarm Silence Turn On Fail Alarm Reset Audible Alarm Reset Bypass Mode UPS in Bypass Mode Normal Mode UPS in Normal Mode Battery Mode UPS in Battery Mode Output Disabled UPS Output Disabled Maint Disconnect Closed Maintenance Disconnect Closed Reserved Output Disconnect Open Output Disconnect Open Battery Reverse Connect the battery again and check the wiring of batteries No Battery Check the battery and the wiring of batteries Auto start After UPS was shutdown at EOD inverter auto starts when utility
51. remain installed if using NO contacts NOTE All auxiliary cables of terminal must be double insulated Wire should be 20 16AWG stranded for maximum runs between 80 and 200 feet 25 60m respectively 33 Liebert exM Electrical Connections UPS Figure 20 Single UPS Remote Emergency Power Off Single Liebert eXM Module Liebert eXM Bypass Module Remote Emergency Power Off Customer Supplied Field Supplied Wiring 3 5 Parallel Cable Connections Figure 21 Parallel cable wiring diagram EXM14015 Parallel Cable Configuration for 2 1 Rev 0 Liebert eXM 34 Installation Drawings 4 0 INSTALLATION DRAWINGS The diagrams in this section illustrate the key mechanical and electrical characteristics of the Liebert eXM UPS System cabinets UPS Liebert MBC and battery Figure 22 UPS dimensions front view 120 140kVA UPS 160 200kVA UPS 34 5 875mm e 46 25 1175mm AAI WMI Wiring NS SS NS SS SS Cabinet WIM WI yg gt dl N Y N N Y WU ill 78 7 AIK 78 7 A 2000mm CK 2000mm UII
52. sensitive to DC unidirectional pulses Class A and insensitive to transient current pulses Note also that the earth leakage currents of the load will be carried by this RCCB or RCD This equipment must be earthed in accordance with the local electrical code of practice Liebert exM Important Safety Instructions A A AVERTISSEMENT Risque de d charge lectrique due un courant de fuite lev pouvant causer des blessures des dommages mat riels et m me la mort IL EST PRIMORDIAL D ASSURER UNE CONNEXION DE TERRE AVANT DE BRANCHER L ALIMENTATION D ENTREE La fuite la terre est sup rieure 3 5 mA et inf rieure 1 000 mA Vous devez tenir compte des fuites de courant transitoires et permanentes la terre susceptibles de se produire au d marrage de l quipement lors de la s lection des dispositifs DDFT instantan s Vous devez s lectionner des disjoncteurs diff rentiels de fuite la terre DDFT sensibles aux impulsions unidirectionnelles c c classe A et insensibles aux impulsions de courant transitoires Notez galement que les courants de fuite la terre de la charge seront achemin s par ce dispositif DDFT Cet quipement doit tre mis la terre conform ment au code national de l lectricit WARNING Risk of electric shock Can cause injury property damage and death Under typical operation and with all UPS doors closed only normal safety precautions are necessary The
53. to Normal Mode UPS Battery Start The Battery Start option permits starting the Liebert eXM with power supplied only by the batteries at charged condition NOTICE Risk of loss of power to the connected load Can cause equipment damage Before attempting to start the UPS without utility power present ensure that the batteries are fully charged over 2 1V per cell and will supply adequate run time to the load Load requirements may deplete batteries that are not fully charged an may cause an unintended UPS shutdown 1 Verify that the battery cabinet is properly connected see Figure 24 and that the battery breaker is closed 2 Press the Battery Start button on the front panel of any Liebert power module assembly for 2 seconds The LCD displays the start screen and the battery indicator flashes green It stops flashing and becomes solid green about 30 seconds after the rectifiers enter normal operation 3 Press and hold the INVERTER ON key for two seconds and the UPS will begin operating in battery mode 61 Liebert exM Operation 7 4 Switching the UPS from Normal Operation to Maintenance Bypass Follow the procedure below to transfer the load from the UPS inverter output to the Maintenance Bypass system NOTICE Risk of loss of power to the connected load Can cause equipment damage This procedure must be performed by properly trained and qualified personnel who are knowledgeable about the operation of this syst
54. v v w keke dE power magnetic X v v v v v Circuit breaker rotating switch X v v v v v Semiconductors X v v v v v Battery when applicable X v v v v v Hire device when X v v v v X V Means the content of the hazardous substances in all the average quality materials of the part is within the limits specified in SJ T 11363 2006 X Means the content of the hazardous substances in at least one of the average quality materials of the part is outside the limits specified in SJ T11363 2006 Emerson Network Power Co Ltd has been committed to the design and manufacturing of environment friendly products It will reduce and eventually eliminate the hazardous substances in the products through unremitting efforts in research However limited by the current technical level the following parts still contain hazardous substances due to the lack of reliable substitute or mature solution All solders in the products contain lead Copper alloy contains lead Backlight bulb contains mercury The ceramic materials of the ceramic capacitor the copper terminals and copper leads of metallic film capacity contain lead The glass of resistor contains lead The glass of LCD contains lead and the backlight lamp contains mercury The lead in the battery is determined by the battery feature and technical levels The insulation monitoring device contains lead and PBDE 90 WO UA QU About Environment Protection Period The Environme
55. 19 8 0 8 1 8 2 8 3 9 0 9 1 9 2 9 3 9 4 9 5 9 6 9 7 De Energize Liebert eXM with Maintenance Bypass Cabinet 65 De Energize Liebert eXM Without Maintenance Bypass Cabinet 66 De Energize a Liebert eXM Parallel System 67 Re Energize a De Energized Liebert eXM Parallel System 67 De Energize and Isolate a Single Liebert eXM in a Parallel System 68 Re Energize a Single Liebert eXM in a Parallel System 68 Place a Liebert eXM Parallel System in Maintenance Bypass with SKRU Interlock 69 Place a Liebert eXM Parallel System Online from Maintenance Bypass with SKRU Interlock sees en Saa dame A we ok BE Wh aT Eu e OI Qr EPI War be ars ela DESEE CPU 70 Emergency Shutdown With EPO 70 Auto MRCS GAT it de naine eed Sos BUSA ARAN Metus es n otek See AE 71 Reset After Shutdown for Emergency Stop EPO Action or Other Conditions 71 Battery Protection eee Seg ends Bs ins in A elin pee hee aoa 71 7 17 1 Battery Undervoltage Warning 71 7 17 2 Battery End of Discharge EOD Protection 72 Op rations A KA K n e heehee ES ddr tee he ep eR hea ode 73 Static Bypass Switch cod RE eatin cd Y UEM E ta
56. 2 UM N Y N Y y S Y N N N N Y N N Y N N N N Y N M Y FEW 5527 NOTES 1 Dimensions are in inches mm 2 24 610mm minimum clearance above unit required for air exhaust No clearance required in rear except when using seismic anchoring allow 5 127mm clearance 36 914mm front access required for service 3 Keep cabinet within 15 degrees of vertical 4 Top and bottom cable entry available through removable access plates Remove punch to suit conduit size and replace 5 Unit bottom is structurally adequate for forklift handling 6 Control wiring and power wiring must be run in separate condutis 7 All wiring is to be in accordance with national and local electrical codes 8 All battery cabinets must be positioned on the left side of the UPS 35 Liebert exM Installation Drawings Figure 23 UPS main components typical 120 200kVA unit Control Module Static Bypass Assembly Replaceable Air Filter Control Panel Power Module Main Input Replaceable Fuses Air Filter Power Module o 00 o o o FRONT Door Open Bypass Input Fuses 5 b ge o 2
57. 8 9 9 11 No Load kW 1 8 2 1 2 4 2 7 3 Maximum Forced Air Cooling 691 475 806 542 922 610 1037 678 1152 Front Intake Rear Exhaust CFM m hr Heat Dissipation BTU Hr kW 21 193 6 21 23 512 6 89 29 529 8 65 31 994 9 37 35 548 10 42 Liebert exM 78 Specifications and Technical Data Recommended lug sizes Compression Type M12 1 2 bolt Table 35 T amp B Copper T amp B Aluminum Cable Size Two Hole Two Hole H6AWG 256 030695 868 HAAWG 256 030695 733 2 3AWG 54811BE 1AWG 54857BE 1 0AWG 256 30695 593 2 0AWG 54862BE 60238 3 0AWG 54864BE 60244 4 0AWG 54866BE 60250 250kcmil 54868BE 60256 300kcmil 54870BE 60262 350kcmil 54872BE 60267 400kcmil 54874BE 60269 500kcmil 54876BE 60273 600kcmil 54878BE 60275 700kcmil 54879BE 60277 750kcmil 54880BE 60278 79 Liebert exM Maintenance 9 0 MAINTENANCE 9 1 Safety Precautions Observe the safety precautions in Important Safety Instructions on page 1 Only properly trained and qualified personnel should perform maintenance on the UPS system Observe all of the warnings and cautions below before performing any maintenance on the UPS system and associated equipment Also observe the manufacturer s safety precautions pertaining to the battery along with the battery safety precautions in this document
58. Frequency Slew Rate 0 1 3Hz Frequency Regulation Less than 0 25 Voltage Adjustment Range 5 77 Liebert exM Specifications and Technical Data Table 33 Bypass input Parameter 120 200 kVA Rated AC Voltage 208 120V or 220 127V 50 60Hz 3 Phase 4 Wire Plus Ground Rated Current A 208V 333 389 444 500 555 Rated Current A 220V 314 367 419 472 524 Overload 150 load long term Upstream Protection Bypass Line Thermomagnetic Circuit Breaker rated up to 125 of nominal output current Current Rating of Neutral Cable A 1 7 In Frequency Hz 50 or 60 Transfer Time Between Bypass and Inverter ms Uninterrupted Transfer 1ms Interrupted Transfer 20ms 40 60 80 100 can be selected Bypass Voltage Tolerance VAC Upper Limit 10 15 or 20 default 15 Lower Limit 10 20 30 or 40 default 20 Delay to Accept Steady Bypass Voltage 10 sec Bypass Frequency Tolerance 10 or 20 default 20 Synchronization Window 0 5 1 2 3Hz Default Value 2Hz Table 34 AC AC efficiency loss and air exchange AC AC Efficiency Data Normal Mode dual conversion 95 5 Max Inverter Efficiency DC AC Battery at nominal voltage 288 VDC and full rated linear load Rated Power kVA 120 200 Battery Mode 94 8 Max Heat Losses and Air Exchange Rated Power kVA 120 140 160 180 200 Normal Mode kW 6 6 7 7 8
59. Liebert eXM User Manual 120 200kVA 50 60Hz m 3 7 n Z EMERSON Network Power TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS sese a ak a a kk a ak nh a a kk a ak kk nnns 1 GLOSSARY OF SYMBOLS lev ka oN vA E dk hi br dent ee 5 1 0 INTRODUCTION 25 Aa nu kh Aya n k Ta Wan n A ne ewe ee 6 2 0 INSTALLATION 5 gt urea ala kab coude dem dk aza Soe RN Eu UE RO RR E BIER ELE 7 2 1 Initial inspections S es Laver A ee tli KED ne RAI dha T 2 1 1 Storing for Delayed Installation 7 2 2 Preliminary Checks be epe eO NEU bee Paw aT seek eral eh a PD Us 7 Identification ur remet ER er Sit BE Chel en aE eiae DINA 7 2 3 UPS Location nie ie Bs AE nn ERS eh SEE HO ae ee we a 8 2 8 1 Positioning the UPS 8 2 8 2 Environmental Considerations 8 2 4 Considerations in Moving the Liebert eXM 8 2 5 Mechanical Considerations 9 DIMENSIONS saik tore Ne sua net titers V se une at rins s scs Wi aide audies W 10 2 52 AEII neose ste Met on ane est D Eee MESS e RE 11 2 09 Floor Installation x esso e hae lan andes arte te ae eee W ops amd 11 2 500 CADIE ENTE xaqan h
60. Open the UPS input circuit breaker and bypass circuit breaker dual input systems only Allow 5 minutes for all DC circuits and capacitors to fully discharge Use a digital multimeter to verify there is no AC or DC voltage present at the UPS input output and bypass bus bars Figure 41 Typical configuration for single UPS Bypass AC Input 4 Wire GND See Note 6 TN Rectifier AC Output AC Input 208V 4 Wire GND FE SIND See Note 6 a UPS NES ee BATTERY External Overcurrent Protection By Others Notes Field Supplied Wiring 1 Install in accordance with national and local electrical codes 2 Input and bypass must share the same single source 3 Aneutral is required from the system AC input source Emerson recommends a full capacity neutral conductor and grounding conductors 4 Bypass and rectifier inputs and output cables must be run in separate conduits 5 Control wiring must be run in separate conduits 6 Customer must supply shunt trip breakers with 120V coils to the bypass and rectifier inputs Liebert exM 66 Operation 7 8 7 9 De Energize a Liebert eXM Parallel System To de energize a parallel system 1 2 On the control panel of UPS 1 press and hold INVERTER OFF for until inverter and output LEDs turn off The output LED will turn back on until Step 2 On the control panel of UPS 2 press and hold INVERTER OFF for 2 seconds If the syst
61. PO button is under a hinged clear plastic shield The J2 connector shown in Figure 19 is the remote EPO input interface The EPO has NO NC contacts that become active when shorting terminals J2 3 and 4 or open terminal connection J2 2 and 1 If an external Emergency Stop capability is required it is connected at terminals J2 1 and 2 and at J2 3 and 4 on the monitor board It also is connected to the Normally Open or Normally Closed remote stop switch between these two terminals using shielded cable see Figure 19 and Table 9 If this function is not used terminals J2 3 and 4 must be opened and J2 1 and 2 must be closed Figure 19 EPO wiring and signal names for J2 Table 9 J2 a EPO NO o 12 ul 12V EPO NC EPO input contact relays J2 Pin Name Description EPO NC EPO activated when opened to Pin 2 12V EPO activated when opened to Pin 1 12V EPO activated when shorted to Pin 4 EPO NO EPO activated when shorted to Pin 3 The Emergency Stop action within the UPS shuts down the rectifier inverter and static bypass It does not internally disconnect the input power supply To disconnect ALL power to the UPS open the upstream feeder breaker s after the remote EPO is activated NOTE Normally Closed EPO J2 12 these terminals are supplied factory linked on the Bypass Module on the UPS and must
62. Panel 3 Verify that the bypass indicator remains green to indicate that the load is supplied by the bypass input The inverter indicator will flash green to indicate that the inverter is on standby in ECO Mode The UPS is now operating in ECO Mode Switching Between UPS Operation Modes To switch from Normal Mode to Static Bypass Mode Press the INVERTER OFF button to switch to Bypass Mode see Figure 30 NOTE In Static Bypass Mode the load is being powered by the utility and is not protected from fluctuations in input power spikes sags and failure To Switch From Bypass Mode To Normal mode When the UPS is in Bypass Mode press the INVERTER ON button After the inverter enters normal operation the UPS transfers to Normal Mode To switch from Normal Mode to ECO Mode Select ECO Mode using the Liebert eXM control panel After a 5 minute qualification of the bypass voltage the UPS will transfer to bypass The Bypass indicator on the MIMIC display will illuminate Green to indicate that the UPS is operating properly with input power form the bypass input The Inverter indicator will flash Green to indicate that the Inverter is on standby in ECO mode NOTE In ECO Mode the load is being powered by the utility as long as the bypass source remains within set limits To switch from ECO Mode to Normal Mode When the UPS is in ECO Mode press the INVERTER ON button After the inverter enters normal operation the UPS transfers
63. Phase A and the phase of Phase C lags 120 degrees behind Phase B Verify that the phase rotation of the bypass supply presented to the UPS is correct and rectify it if it is found to be in error Contact Liebert Services at 800 543 2378 for assistance Load Impact Transfer A transfer to bypass occurred due to a large step load The UPS should recover automatically Turn on connected equipment in sequential order to reduce the step loading of the inverter Transfer Timeout The load is on bypass power due to excessive number of transfers that occurred within the last hour The UPS will recover automatically and will transfer the load back to inverter power within an hour Load Sharing Fault UPS working within a parallel system are not sharing load current correctly Contact Liebert Services at 800 543 2378 for assistance Liebert exmM 88 UPS Status Messages Table 41 UPS status messages continued Event Message DC Bus Abnormal Description Suggested Action if any Shut off inverter due to abnormal DC bus voltage Contact Liebert Services at 800 543 2378 for assistance System Transfer The whole paralleled UPS system transferred to bypass at the same time This message will appear on the UPS which passive transfer to bypass DC Bus Overvoltage Rectifier inverter and battery converter were shutdown because DC bus voltage is too high Check whether there is a fault in
64. acity test to function properly the load must be between 20 and 100 Battery Self Test Aborted Condition Not Met When a battery capacity test is started from the Command menu and the battery self test condition is inadequate the Liebert eXM will not Battery Self Test aborted perform a battery test User should check whether the battery state is Conditions not met boost charging and whether the load level is greater than 20 percent Press the Help Enter key and the pop up window closes Battery Equalize Charge Battery equalize charge The user can Enable or Disable the Battery Equalize Charge of the enabled batteries Use the F3 or F4 button to Enable or Disable the Battery Equalize feature Battery equalize charge Press the Help Enter key and the pop up window closes Missed Battery Reset The user can reset the battery statistics to a new battery state Use the F3 or F4 button to select Battery Reset Battery reset Press the Help Enter key and the pop up window closes Battery Refresh Charge Aborted Condition Not Met When a battery refreshening charge is started from the Command menu and battery refreshening condition fails to meet requirements Battery Refresh Charge the Liebert eXM will not perform a battery refreshening charge User aborted should check if boost charging condition is not enough such as No Conditions not met battery charger failed etc Press the Help Enter key and t
65. at feed each UPS The UPS s are now Off and the load is supplied by external maintenance bypass 69 Liebert exM Operation 7 13 Place a Liebert eXM Parallel System Online from Maintenance Bypass with SKRU Interlock 7 14 1 10 11 12 Close the input breaker feeding all UPS s The LCD on all the UPS s will turn On and the rectifier LED will begin flashing green starting the rectifier The battery LED will turn RED On the parallel switchgear close the Module Output Breaker MOB for all the UPS s Verify that the output LED turns solid green on all UPS s in the system This will energize the output of the UPS and illuminate the interlock push button if the system has a Kirk key interlock Check the parallel switch gear Steps a through c are applicable only if the system has a Kirk key interlock If the system does not have a Kirk key interlock skip to Step e a Press and hold the interlock push button b While holding turn and release the key from KO c Insert the key into the Maintenance Isolation Breaker MIB lock and turn to unlock the latch from the breaker d Close the MIB Open the Maintenance Bypass Breaker MBB f Steps g and h are applicable only if the system has a kirk key interlock If the system does not have a Kirk key interlock skip to Step 5 g Turn the key locking MBB in place and then remove the key h Insert the key into the KO and turn to lock the k
66. ature and air exchange system The UPS unit should be installed in a cool dry clean air environment with adequate ventilation to keep the ambient temperature within the specified operating range 32 F to 104 F 0 C to 40 C For optimal UPS system performance and service life maintain the operating temperature within the range of 74 80 F 23 27 C The Liebert eXM is cooled by internal fans Cooling air enters the unit through the front of the unit and is exhausted out the top To permit proper air flow and prevent overheating do NOT block or cover the ventilation openings or blow air down onto the unit The UPS requires 24 in 610mm ventilation clearance above the unit See Table 34 for details on heat dissipation Considerations in Moving the Liebert eXM Ensure that the UPS weight is within the designated surface weight loading 1b ft or kg cm of any handling equipment See Table 1 for the weights of various units The Liebert eXM may be rolled on its casters for short distances only For longer distances move the UPS with a forklift or similar equipment to ease the relocation and to reduce vibration A WARNING Risk of moving heavy unit Can cause property damage injury and death Ensure that any equipment that will be used to move the Liebert eXM has sufficient lifting capacity The Liebert eXM s weight ranges from 1221 to 1516 Ib 554 to 688kg See Table 1 for the weights of various units The UPS presents a tippin
67. cal load For a single input system the bypass isolation breaker BIB remains closed this allows power to remain present at the UPS input refer to Figure 40 For a single source dual input system the bypass isolation breaker BIB can be opened to further isolate the UPS from input power refer to Figure 41 A WARNING Risk of electrical shock and arc flash Can cause property damage injury and death Wait 5 minutes for the internal DC busbar capacitors to discharge before attempting to remove the internal protective barriers A AVERTISSEMENT Risque d arc ou de d charge lectrique pouvant entrainer des dommages mat riels des blessures et m me la mort Attendez 5 minutes que les condensateurs de barre omnibus c c internes se d chargent avant d essayer de retirer les barri res de protection internes Liebert exM 62 Operation A WARNING Risk of electrical shock and arc flash Can cause property damage injury and death Even with the UPS in maintenance bypass and Off portions of the Liebert eXM system are still energized Service must be performed by properly trained and qualified personnel only A AVERTISSEMENT Risque d arc ou de d charge lectrique pouvant entra ner des dommages mat riels des blessures et m me la mort M me lorsque le syst me ASC est en mode de d rivation d entretien et hors tension des parties du syst me eXM de Liebert demeurent sous tension L entretie
68. ctifier and software display board and the model information for the UPS Figure 33 shows a menu tree of the options available from the LCD menus Liebert eXM 48 Operator Control and Display Panel Figure 33 Menu tree Power factor Mains input Bypass Output L N voltage V L N voltage V L N voltage V L N current A Frequency Hz L N current A Frequency Hz L L voltage V Frequency Hz L L voltage V L L voltage V Battery Battery voltage V Battery current A Battery temperature C Remain Time Min Battery capacity Battery boost charging Battery float charging Battery disconnected Power factor Events events log Settings 4 gt Command Display contrast Date format set Date amp time Comm 1 baud rate Comm2 baud rate Comm3 baud rate Communication address Communication mode Callback times Phone No 1 Phone No 2 Phone No 3 Command password Protocol ECO Mode Battery Equalize Charge Battery maintenance test Battery capacity test System test Stop testing Freshening Charge Stop Freshening Charge Modem Auto answer enable Battery Reset Load Sout kVA Pout kW Qout KVAR Load level Crest factor Records history log System Sout kVA Pout kW Qout KVAR Language Choices for display lt gt Run Time Version UPS Run Time Mon
69. d by the battery manufacturer Emerson recommends a periodic walk through inspection of the UPS and battery rooms to check for visible and audible indications of problems Log the inspection metered parameter indications and any discrepancies Liebert eXM 82 Maintenance 9 3 2 Air Filters The air filters must be inspected and serviced on a regular schedule The period between inspections will depend upon environmental conditions Under normal conditions the air filters will require cleaning or replacement approximately every two months All Liebert eXM models have replaceable filter elements behind the grille in the front of the unit This element can be changed with the UPS operating by opening the outer door The Liebert eXM s air filters are washable and reusable Two sets of air filters are shipped with each Liebert eXM Abnormal or dusty conditions will require more frequent cleaning and replacement of air filters Inspect installations in new buildings more often then extend the inspection period as experience dictates Replacing Air Filters Installing the two air filter sizes in a Liebert eXM requires only a Phillips screwdriver Each filter is held in place by a bracket on either side of each filter Two sets of washable and reusable dust filters are shipped with each UPS Refer to 9 3 2 Air Filters for details about filter maintenance To replace a filter 1 Open the UPS front door and locate the filters on t
70. d green and not flashing Close the Module Output Breakers MOB circuit breaker to each UPS Close the MIB circuit breaker WARNING Risk of electric shock Can cause equipment damage injury and death The following procedure will supply power to the critical bus Before beginning notify all personnel that input power is being supplied to the circuits and verify that the connected load is prepared for input current Verify that the KO light illuminates On the control panel of UPS 1 press and hold INVERTER ON until the Inverter LED begins flashing On the control panel of UPS 2 press and hold INVERTER ON until Inverter LED begins flashing If applicable on the control panel of UPS 8 press and hold INVERTER ON until inverter LED begins flashing The load is now supported by the inverter Verify that the rectifier inverter and output LEDs are solid green Close all battery circuit breakers if applicable 67 Liebert exM Operation 7 10 7 11 13 Verify that the battery LED turns Off 14 Verify that all the power modules have green run lights all LED s on the front display are green except for the battery LED which will be Off 15 Check the LCD s on each UPS to verify that there are no alarms on any UPS De Energize and Isolate a Single Liebert eXM in a Parallel System NOTICE Risk of loss of power to the connected load Can cause equipment damage The following procedure will remove power from o
71. dule capacity redundant can allow up to 400kW of load capacity paralleling configurations 1 1 is 120 200kVA 2 0 is 120 160kVA 2 1 is 120 160kVA A sharing inductor and optional Liebert eXM Paralleling Cabinet are required for parallel units NOTE To parallel non 208 input voltages an upstream transformer must drop the input voltage to 208V before the paralleling gear Output Voltage Adjustment This feature allows a Liebert Customer Engineer to adjust the Liebert eXM s output voltage over a range of 5 to 5 of nominal The output voltage adjustment can be used to compensate for any drop in line voltage that may occur when the UPS is a significant distance from the protected load In addition it can be used to optimize the UPS output voltage for loads that operate more efficiently at a voltage different from the nominal Liebert eXM output voltage Generator Mode The Liebert eXM UPS can be set up for operation in Generator Mode by an Emerson Network Power Liebert Services engineer The setup requires connecting J26 Pin 2 to Pin 4 UPS Startup The Liebert eXM must be fully installed and commissioned before startup and external power isolators must be closed Once those general conditions are met the UPS may be started A WARNING Risk of electrical shock and arc flash Can cause property damage injury and death During this procedure the output terminals will become live If any load equipment is connected to the UPS out
72. e AC input cables must be connected to the bypass terminal A2 B2 C2 N1 but not the main input terminal A2 B2 C2 Split Bypass Connections 6 Ifasplit bypass configuration is used connect the AC input supply cables to the rectifier input terminals A1 B1 C1 N1 and the AC bypass supply cables to the bypass input terminals A2 B2 C2 N1 and tighten the connections to 428 Ib in 48Nm M12 bolt Ensure correct phase rotation For split bypass operation ensure that the busbars between bypass and rectifier inputs are removed The neutral line of the bypass input must be connected to that of the rectifier input Output System Connections Ensure Correct Phase Rotation 7 Connect the system output cables between the UPS output busbars A B C N terminals and the critical load and tighten the connections to 428 lb in 48Nm M12 bolt A WARNING Risk of electrical shock and arc flash Can cause property damage injury and death If the load equipment will not be ready to accept power when the commissioning engineer arrives ensure that the system output cables are safely isolated A AVERTISSEMENT Risque de d charge lectrique pouvant causer des blessures graves voire mortelles Si les quipements branch s ne sont pas pr ts tre aliment s l arriv e de l ing nieur de mise en service assurez vous que les bornes des c bles de sortie du syst me soient isol es de fa on s curitaire Observe the battery
73. e bypass lines are supplied by the same source using separate feeds Both feeds must be protected externally with properly sized protective devices To wire the Liebert eXM as a single source dual input UPS remove the links and wire the bypass feed to the bypass busbars then wire the main feed to the main busbars see Figure 10 Figure 8 Single UPS block diagram Dual input single source configuration without bypass cabinet 9 Bypass AC Input Static Bypass 4 Wire GND See Note6 pU d 9 29 Rectifier AC Input 4 Wire GND gt AC Output 208V 4 Wire GND Output Busbar UPS Cabinet Battery O NOTES 1 Install in accordance with national and local electrical codes External overcurrent protection 2 Input and bypass must share the same single source by others 3 A neutral is required from the system AC input source A full Field Supplied Wiring capacity neutral conductor is recommended Grounding conductors are recommended 4 Bypass and rectifier inputs and output cables must be run in separate conduits 5 Control wiring must be run in separate conduits 6 Customer must supply shunt trip breakers with 120V coils to the bypass Liebert eXM 18 Electrical Connections UPS Figure 9 Single UPS block diagram Dual input single source configuration with MBC Maintena
74. e subjected to shock loading such as being dropped or rolled over holes in the floor or obstructions Such failure may cause the unit to tip over injuring personnel and damaging the equipment A AVERTISSEMENT Le centre de gravit lev de l appareil pr sente un risque de renversement lors des d placements peut entra ner des dommages mat riels des blessures et m me la mort Les roulettes sont suffisamment r sistantes pour le d placement sur des surfaces planes uniquement Les roulettes peuvent tre endommag es si vous les soumettez des impacts notamment en cas de chute ou de passage sur des obstacles ou trous dans le plancher Une telle d faillance peut causer le renversement de l appareil qui risque de blesser le personnel et d endommager l quipement Final Positioning When the equipment has been finally positioned ensure that the adjustable stops are set so that the UPS will remain stationary and stable see 4 0 Installation Drawings The Liebert eXM and its auxiliary cabinets must be installed on a concrete or equivalent non resilient floor Mechanical Considerations The Liebert eXM is constructed with a steel frame and removable panels Top and side panels are secured to the chassis by screws The doors may be opened for access to power connections bars auxiliary terminals blocks and power switches The UPS comes with an Operator Control Panel that provides basic operational status and alarm information
75. e them first 1 Then verify that the bypass voltage and frequency displayed on the panel is within the bypass limit Note here the rated voltage and frequency are specified by Output voltage level and Output frequency level respectively 2 If the displayed voltage is believed to be abnormal then verify the bypass voltage and frequency presented to the UPS Check the external bypass supply if it is found to be faulty If the utility is likely to trigger this alarm frequently the bypass limit can be changed a little larger through the configuration software according to the customer s agreement Contact Liebert Services at 800 543 2378 for assistance 87 Liebert exM UPS Status Messages Table 41 UPS status messages continued Event Message Inverter Asynchronous Description Suggested Action if any This alarm is triggered by an inverter software routine when the inverter and bypass waveforms are misaligned by more than 6 degrees in phase This alarm resets automatically once the condition is no longer true 1 First check if the alarm Bypass unable to trace or Bypass abnormal occurs If so solve it first 2 Verify the waveform of the bypass voltage If it is too distorted ask the customer to verify and seek any possible measurements Contact Liebert Services at 800 543 2378 for assistance Inverter Fault This alarm indicates a fault condition exists within the inverter Contact Li
76. ebert Services at 800 543 2378 for assistance Fan Fault At least one of the cooling fans failed Contact Liebert Services at 800 543 2378 for assistance Inverter STS relay Fail At least one of the static switches of inverter side is open or short circuit This fault is locked until power off Contact Liebert Services for assistance at 800 543 2378 for assistance Bypass STS Fail At least one of the static switches of bypass side is open or short circuit This fault is locked until power off Contact Liebert Services at 800 543 2378 for assistance Output Fuse Fail At least one of the output fuses is open Contact Liebert Services at 800 543 2378 for assistance Control Power 2 Fail Control Power 2 is abnormal or lost Contact Liebert Services at 800 543 2378 for assistance Unit Overload The UPS is confirmed to be overload when the load arises above 105 nominal rating The alarm automatically resets once the overload condition is removed 1 Confirm that the alarm is true by checking the load percent indicated on the LCD panel to determine which phase is being overloaded 2 Ifthe alarm is true measure the actual output current to verify that the indications are valid Disconnect unnecessary load and ensure the safety In a parallel system a severe load sharing error can also leads to the alarm Contact Liebert Services at 800 543 2378 for assistance System Overload The UPS parallel system is
77. ell Boost Control Float boost current trigger 0 050 C10 selectable 0 030 0 070 Boost float current trigger 0 010 C10 selectable 0 005 0 025 24 hour safety time out selectable 8 30 hr Boost charge mode inhibit selectable End of Discharge 1 67 Vicell selectable from 1 60 1 750V cell Battery Charge 2 35 V cell selectable from 2 3 2 4V cell Constant current and constant voltage charge mode Programmable auto trigger or inhibit of boost mode Battery Charging Power Maximum Current UPS kVA 120 140 160 180 200 Battery Charging Power kW 18 21 24 27 30 Maximum Charging Current A 54 63 72 81 90 Table 32 Inverter output to critical load Parameter 120 200 KVA Rated AC Voltage 208 120V or 220 127V 50 60Hz 3 Phase 4 Wire Plus Ground Frequency 50 60 Overload Capacity 110 load 60 minutes 125 load 10minutes 150 load 60 seconds Fault Current Short circuit for 200 ms Non Linear Load Capability 100 Neutral Current Capability 170 Steady State Voltage Stability 1 balanced load Voltage Regulation 1 for balanced load 5 for 100 unbalanced load Phase Balance 120 1 for balanced load 120 15 for 100 unbalanced load Transient Voltage Response THD lt 1 5 0 100 linear load lt 4 0 100 non linear load Sync Frequency Range Rated frequency 2Hz selectable 0 5 to 3Hz
78. em Failure to follow these instructions will result in loss of power and possible damage to critical equipment Before performing this operation read any messages on the LCD to be sure that bypass supply is regular and the inverter is synchronous with it If those conditions are not present there is a risk of a short interruption in powering the load This procedure assumes that UPS is operating normally 1 Press the INVERTER OFF button on the right side of the Operator Control Panel for longer than 2 seconds The Inverter indicator will turn Off the status indicator will turn amber and an audible alarm will sound The load will transfer to static bypass internal and the inverter will shut off NOTE Pressing the Alarm Silence Switch cancels the audible alarm but leaves the warning message displayed until the appropriate condition is rectified Open the Liebert MBC door to gain access to the bypass isolation breaker BIB maintenance bypass breaker MBB and maintenance isolation breaker MIB When the lamp indicator on the MBC is illuminated press and hold the adjacent push button and remove the Key from the lock KO Insert the Key into the lock on the MBB and turn the Key Close the MBB Verify the MBB is closed Failure to close the MBB will interrupt power to the load Open the MIB Remove the key from the lock on the MIB Insert the key into the lock KO and turn the key The UPS system is now isolated from the criti
79. em is 1 1 or 2 0 both units go to bypass If the system is 2 1 the inverter LED and output LED will turn Off If applicable on the control panel of UPS 3 press and hold INVERTER OFF for 2 seconds a All UPS s in the system will go to bypass Open all battery circuit breakers if applicable Check the parallel switchgear NOTICE Risk of loss of power to the connected load Can cause equipment damage The following procedure will remove power from the critical bus Before beginning these steps shut down the connected load or transfer the connected load to an input power supply not dependent on the Liebert eXM system that is being de energized a Ifthe parallel switchgear is a matching Emerson cabinet open the Maintenance Isolation Circuit Breaker MIB b Open all Module Output Breakers MOB Open the input breaker for each UPS and the breaker feeding the Maintenance Bypass Breaker MBB in the parallel switch gear The system is now de energized and its output power supply is Off Re Energize a De Energized Liebert eXM Parallel System To re energize a parallel system 1 2 5 10 11 12 Close the input breakers for all UPS s The LCD on each UPS will turn On and the rectifier LED will begin flashing green starting the rectifier The static switch LED and output LED will illuminate green The battery LED will illuminate red Verify that the rectifier static switch and output LEDs are illuminate
80. ent des tensions c c et c a lev es V rifiez les tensions avec des voltm tres c a et c c avant d tablir tout contact 1 Liebert exM Important Safety Instructions A WARNING Risk of electric shock Can cause equipment damage injury and death As with other types of high power equipment dangerous voltages are present within the UPS and battery enclosure even after input power has been disconnected The risk of contact with these voltages is minimized as the live component parts are housed behind a metal panel Further internal safety screens make the equipment protected to IP20 standards Never remove panels or covers or open doors that will expose internal components to contact Read and follow all warnings cautions and safety and operating instructions to avoid serious injury or death from electric shock No risk exists to any personnel when operating the equipment in the normal manner following the recommended operating procedures All equipment maintenance and servicing procedures involve internal access and should be carried out only by trained personnel AVERTISSEMENT Risque de d charge lectrique pouvant entra ner des dommages mat riels des blessures et m me la mort l instar des autres types d quipement haute puissance des tensions dangereuses sont pr sentes l int rieur de armoire ASC et du ch ssis de batteries m me apr s le d branchement de l alimentation d entr e Le risque
81. es renseignements de contact consultez la derni re page de ce manuel NOTICE Risk of improper ground connection Can cause equipment damage Ground connection is essential before connecting the input supply This equipment must be grounded in accordance with local electrical codes Maximum load must not exceed that shown on the UPS rating label NOTICE Risk of improper electromagnetic shielding Can cause radio communication interference This unit complies with the limits for a Class A digital device pursuant to Part 15 Subpart J of the FCC rules These limits provide reasonable protection against harmful interference in a commercial environment This unit generates uses and radiates radio frequency energy and if not installed and used in accordance with this instruction manual may cause harmful interference to radio communications This unit is not designed for use in a residential area Operation of this unit in a residential area may cause harmful interference that the user is solely responsible for correcting Liebert exM Glossary of Symbols GLOSSARY OF SYMBOLS AN gt an L1 1 PbH2S04 L Risk of electrical shock Indicates caution followed by important instructions AC input AC output Requests the user to consult the manual Indicates the unit contains a valve regulated lead acid battery Recycle DC voltage AC voltage Equipment grounding conductor Bonded to
82. ey in place The critical load is now powered by the UPS static switch On the control panel of UPS 1 press and hold INVERTER ON until the inverter LED starts flashing green On the control panel of UPS 2 press and hold INVERTER ON until the inverter LED starts flashing green If applicable on the control panel of UPS 8 press and hold INVERTER ON until the inverter LED starts flashing green Verify that the rectifier inverter and output LED s on each UPS in the system are solid green Close all battery circuit breakers if applicable Verify that the battery LED on each UPS in the system turns Off Verify that all the power modules have green run lights All LED s on the front display are green except the battery LED and static switch LED which will be Off Check the LCD s on each UPS to verify that there are no alarms on any UPS The system is now online and supporting the load Emergency Shutdown With EPO This circuit has been designed to switch Off the UPS in emergency conditions e g fire flood etc The system will turn Off the rectifier inverter and stop powering the load immediately including the inverter and bypass and the battery stops charging or discharging If the input utility is present the UPS s controls will remain active however the output will be turned Off To remove all power from the UPS the external feeder breaker should be opened Refer to Figure 28 Liebert exM
83. for external signaling of operating status The Liebert IntelliSlot communication ports may be installed or removed while the Liebert eXM is operating 5 2 Liebert IntelliSlot Web Card SNMP HTTP Network Interface Card This network interface card provides all real time data and status information as SNMPv1 traps for connection to a 10 100 baseT Ethernet connection The same card also will transmit the same status information and all measured parameters for display via a Web browser The Liebert IntelliSlot bays are on the right side of the control module and labeled as IntelliSlot1 IntelliSlot2 and IntelliSlot3 Table 10 Liebert eXM communication options Port Type and Labeled ID Monitoring Location Name of Port Devices Supported IS Relay Left Liebert 15 IntelliSlot IntelliSlot 1 IS Unity LIFE 15 485 IS Relay i IS Unity DP r Liebert IntelliSlot 2 y ntelliSlot IS Unity LIFE 15 485 IS Relay i i IS Unity DP FRS IntelliSlot 3 2 ntelliSlot IS Unity LIFE IS 485EXI 5 2 1 Liebert IntelliSlot Unity Cards IS UNITY LIFE IS UNITY S IS UNITY DP IS UNITY LIFE This standard card is used for communication between the Liebert eXM and Emerson s Trellis NMS and LIFE services IS UNITY DP This card can be used instead of the standard card if communication to two third party platforms is required Third party platforms include SNMP and 485 Modbus Bacnet protocols This card would still be used for communicatio
84. front to permit routine tightening power terminations within the UPS and free passage of personnel with the door fully opened Depending on the floor anchoring system used up to 5 127mm may be required in the rear of the UPS There are no ventilation grilles on the sides or back of the UPS Leave a minimum of 24 in 610mm between the top of the UPS frame and the ceiling to permit adequate air circulation above the unit Emerson recommends against using air conditioning or other systems that blow air onto the top of the unit Floor Installation If the Liebert eXM is to be placed on a raised floor the UPS should be mounted on a pedestal that will support the equipment point loading Refer to the bottom view in Figure 1 to design this pedestal 11 Liebert exM Installation 2 5 4 Cable Entry Cables can enter the Liebert eXM from the top or bottom through removable metal plates Some plates have factory punched holes and others are designed to allow the personnel to punch holes for fitting and securing the conduit Once the conduit holes are punched these plates should be reattached to the UPS The conduit size and wiring method must be in accordance with all local regional and national codes and regulations including NEC ANSI NFPA 70 The UPS must be accessible from the front to allow personnel to complete the cable connections and make necessary adjustments NOTE When installing the UPS the customer must provide a di
85. g hazard Do not tilt the Liebert eXM more than 15 degrees from vertical The UPS is fitted with casters Take care to prevent movement when unbolting the equipment from its shipping pallet Ensure adequate personnel and lifting equipment are available when taking the Liebert eXM off its shipping pallet A AVERTISSEMENT Le poids lev de l appareil peut entrainer des dommages mat riels des blessures et m me la mort Veillez ce que les quipements utilis s pour d placer le syst me eXM de Liebert poss dent une capacit nominale suffisante Le poids du syst me eXM de Liebert varie entre 554 et 688 kg 1221 et 1516 Ib sans les batteries Reportez vous au Tableau 1 pour connaitre le poids de l appareil avec les batteries Le syst me ASC pr sente un risque de renversement N inclinez pas le syst me eXM de Liebert plus de 15 degr s de la verticale Comme le syst me ASC est quip de roulettes veillez viter les mouvements involontaires lorsque vous d boulonnez l quipement de sa palette d exp dition Veillez ce qu un personnel appropri et un dispositif de levage soient disponibles lorsque vous retirez le syst me eXM de Liebert de la palette d exp dition Liebert exM 8 Installation 2 5 A WARNING Risk of heavy unit tipping over while being moved Can cause property damage injury and death The casters are strong enough for movement across even surfaces only Casters may fail if they ar
86. he back side of the front door see Figure 42 2 Remove one bracket and loosen the screw on the second bracket The second bracket need not be removed Remove the dust filter to be replaced Insert the clean filter Reinstall the bracket tightening the screw securely Tighten the screw on the second bracket 9 Qt dco Figure 42 Air filter replacement Replaceable Air Filter Control Panel Replaceable Air Filter FRONT Door Open 83 Liebert exM Maintenance 9 3 3 Torque Requirements 9 4 9 5 9 6 All electrical connections must be tight Tables 37 through 38 provide the torque values for the connections in the UPS and batteries Use these values unless the equipment is labeled otherwise Table 37 Busbars for power wiring Bolt Shaft Size Lb in Nm 1 2 M12 428 48 Table 38 Terminal block with compression lugs for control wiring AWG Wire Size or Range Lb in Nm 3 5 to 5 3 ED RIA 0 4 to 0 6 Detecting Trouble It is important that the operator check the instrument readings if abnormal equipment performance is suspected Any metered value that differs appreciably from normal could mean an impending malfunction and should be investigated Items to check on the various UPS display screens include 1 Output voltage of all phases should be within 2 of normal voltage Output currents on each phase should not normally differ by more tha
87. he pop up window closes Enter Control Password When a UPS control operation requires a password the pop up at right will be displayed The password is 12345 Enter Control Password Use the Right or Left arrow to move the cursor along the password field Then use the Up and Down arrows to advance until the desired number is displayed Enter the password one digit at a time Liebert eXM 54 Operator Control and Display Panel Table 17 UPS menus and data window items Menu Type Item Type Explanation L N voltage V Phase voltage L N current A Phase current Mains Frequency Hz Input frequency input L L voltage V Line line voltage Power factor Power factor L N voltage V Phase voltage Bypass Frequency Hz Bypass frequency L L voltage A Line line voltage L N voltage V Phase voltage L N current A Phase current Output Frequency Hz Output frequency L L voltage V Line line voltage Power factor Power factor Sout kVA Sout Apparent power Pout kW Pout Active power Load Qout kVAR Qout Reactive power Loadlevel The percent of the UPS rating load Crest factor Output current Crest Factor Sout kVA Sout Apparent power Pout kW Pout Active power System Qout kVAR Qout Reactive power Single unit W configured as a single unit UPS displays only native load no system Battery voltage V Battery bus voltage Battery cur
88. hifts back to Normal mode with the rectifier powering the critical load Auto Restart Mode The battery may become exhausted following an extended AC utility failure The inverter shuts down when the battery reaches the End of Discharge voltage EOD The UPS may be programmed to Auto Recovery after EOD after a delay time if the AC utility recovers This mode and any delay time may be programmed by the commissioning engineer Bypass Mode When the Liebert eXM is in bypass mode the load is directly supported by utility power and is without battery backup protection The Liebert eXM s static transfer switch will shift the load from the inverter to bypass mode without interruption in AC power if the inverter is synchronous with the bypass and any of the following occurs inverter fails inverter overload capacity is exceeded inverter is manually turned off by user NOTE Q If the inverter is asynchronous with the bypass the static switch will transfer the load from the inverter to the bypass WITH interruption in AC power to the critical load This interruption will be less than 15ms in 50Hz or less than 13 33ms in 60Hz This interruption time may be altered by modifying the Output transfer interrupt time setting ECO Mode Single Module UPS System Only When ECO mode is selected the Liebert eXM switches inverter power from the UPS input to the bypass input to save energy by improving UPS efficiency In this mode the bypass is
89. iebert eXM Maintenance Battery Battery Bypass Cabinet Cabinet Cabinet Liebert eXM connected to Liebert MBC and Battery Cabinets MBC must be on right side of the Liebert eXM Battery Cabinets must be on the left side of the Liebert eXM 13 Liebert exM Installation 2 7 Liebert Power Module Assembly Figure 5 Liebert power module assembly indicators and controls Fault LED DIP Switches See Figures 14 through 17 for details Battery Start Button Run LED 1 Ready Switch The BATTERY START button allows starting the UPS on battery refer to 7 3 UPS Battery Start The Run LED is illuminated Green when the Liebert power module assembly is operating normally The Fault LED will illuminate red when the Liebert power module assembly has a problem Table 2 LED indications LED Status Indication Run LED Green Flashing Green The inverter is starting but has no output yet Constant Green The inverter has started to supply power OFF The inverter has not started up Fault LED Red Auxiliary power failure 15V or 24V rectifier overtemperature rectifier failure including battery SCR short circuit battery converter failure soft start failure main circuit back feed abnormal Constant Red input current inverter failure output short circuit bypass SCR short circuit fault inverter relay short circuit fault abnormal bu
90. if Low Battery point occurs 3 Low Battery Closed if battery is OK 4 Common UPS Fault 5 UPS Fault Closed if UPS fault occurs 6 UPS Fault Closed if no UPS failure 7 Common On Battery 8 On Battery Closed if On Battery power Utility failure 9 On Battery Closed if not On Battery power Utility OK 10 Not Used 11 Not Used 12 Not Used 13 Summary Alarm Closed if no alarm conditions are present 14 Summary Alarm Closed if Summary Alarm occurs 15 Common Summary Alarm 16 On UPS Closed if On UPS inverter power 17 On Bypass Closed if On Bypass 18 Common On Bypass Lieber eXM 40 Option Installation 5 4 2 Liebert IntelliSlot Relay Card Jumper Setup The Liebert IntelliSlot Relay Card has five jumpers P3 through P7 as shown in Figure 27 Each jumper connects two pins Figure 27 Jumper location and numbering Jumper P6 Jumper P5 Jumper P4 Jumper P3 gt immi dr gt Jumper P7 By default all five jumpers have shunts installed The two pins are shunted together to provide the functions shown in Table 12 allowing relay commons to be tied together The jumpers should be removed if there is any external voltage source that may intentionally or inadvertently be connected to the relay Removing the shunt from any two pins breaks the connection between the relay commons so they are not tied together Table 12 Jum
91. indicators after initialization LED Status Rectifier Indicator Green Battery Indicator Red Bypass Indicator Green Inverter Indicator Off Load Indicator Green Status Indicator Amber Ensure that the Liebert power module assembly ready switches latched in Down position Close the external output circuit breaker Press the INVERTER ON button for 2 seconds The inverter indicator flashes while the inverter is starting After the inverter is ready the UPS transfers from bypass to inverter the bypass indicator turns Off and the inverter indicator turns On The UPS is in Normal Mode The mimic LEDs will appear as shown in Table 19 Table 19 Mimic indicators for normal mode operation with battery breaker open LED Status Rectifier Indicator Green Battery Indicator Red Bypass Indicator Off Inverter Indicator Green Load Indicator Green Status Indicator Amber 9 Close the battery breaker Table 20 Mimic indicators for normal mode operation with battery breaker closed LED Status Rectifier Indicator Green Battery Indicator Off Bypass Indicator Off Inverter Indicator Green Load Indicator Green Status Indicator Green Liebert exM 60 Operation 7 2 2 7 2 3 7 3 Startup in ECO Mode ECO Mode is available only on a single module Liebert eXM 1 Verify that input power is available 2 Select ECO Mode on the Control
92. ing supplied to the circuits and verify that the connected load is prepared for input current 1 Close the input breaker feeding the Liebert eXM to be re energized 2 The LCD on the isolated UPS will turn On and the rectifier LED will begin flashing green starting the rectifier The battery LED will turn RED 3 On the parallel switchgear close the Module Output Breaker MOB for the isolated UPS Verify that the output LED illuminates green and is not flashing On the control panel of the isolated UPS press and hold INVERTER ON until the inverter LED starts flashing green Verify that the rectifier inverter and output LED s are solid green Close all battery circuit breakers if applicable Verify that the battery LED turns Off Verify that all the power modules have green run lights All LED s on the front display are green except the battery LED which will be Off 10 Check the LCD s on each UPS to verify that there are no alarms on any UPS eu a to 99 23 9 Liebert exM 68 Operation 7 12 Place a Liebert eXM Parallel System in Maintenance Bypass with SKRU Interlock e 9o NOTICE Risk of loss of power to the connected load Can cause equipment damage The UPS s will not be supporting the connected load The load will not be protected from utility input power failure On the control panel of UPS 1 press and hold INVERTER OFF until inverter and output LEDs turn off On the control panel of
93. itor version Byp Run Time Rectifier version Inverter version Bypass version UPS model 49 Liebert exM Operator Control and Display Panel 6 8 Language Selection The LCD menus and data display are available in 12 languages Chinese Dutch English French German Italian Japanese Polish Portuguese Russian Spanish and Swedish To select a different language 1 QUE p Figure 34 From the main menu press the F4 shift key to move the cursor to the Language menu at the bottom of the screen Press HELP to access the language choices Press F3 and F4 left and right arrows as needed to highlight the desired language Use HELP to select the required language Return to the main menu by repeatedly pressing F2 ESC and F1 All text on the LCD will now be displayed in the selected language Language selection screen 02 17 47 mx ENGLISH DEUTSCH POLSKI FRANCAIS ITALIANO ESPANOL NEDERLANDS SVENSKA Az PORTUGUES Language 6 9 Current Date and Time To change the system date and time 1 2 3 gt From the main menu press the F4 shift key to move the cursor to the Settings menu at the bottom of the screen Press HELP to select the Settings menu Use F3 and F4 up and down to select the Date amp Time option then press HELP enter Use F4 to position the cursor on the row where the date and time are displayed then press HELP enter Using the F3 u
94. le verrouillage ou l tiquetage tous les circuits d alimentation haute tension et basse tension avant d installer les c bles ou d effectuer tout autre branchement lectrique 3 1 Power Cabling 3 1 1 Lug Size and Cable Rating The main factors affecting the choice and size of cable are voltage current also taking into account overcurrent room temperature and conditions of installation of the cable Refer to ANSI NFPA 70 The power cables of the system must be sized with respect to the following description UPS input cables The UPS input cables must be sized for the maximum input current including the maximum battery recharge current given in Table 25 with respect to the unit rating and the input AC voltage UPS bypass and output cables The bypass and output cables must be sized for the nominal output current given in Table 25 with respect to the unit rating and the output AC voltage Battery cables See the Liebert eXM External Battery Cabinet manual SL 25651 for battery installation guidelines and instructions The manual ships with the battery cabinet and is available at Liebert s Web site www liebert com E NOTE Table 25 gives nominal currents for determining the size of UPS power cables Other important factors to consider include cable route length and coordination with protective devices The power cables can be sized to suit the UPS unit rating according to Table 25 Liebert eXM 16 E
95. lectrical Connections UPS 3 2 3 2 1 3 2 2 Torque Requirements Refer to Tables 3 and 4 for lug size and torque requirements Table 3 Busbars for power wiring Bolt Shaft Size Lb in Nm 1 2 M12 428 48 Table 4 Terminal block with compression lugs for control wiring AWG Wire Size or Range Lb in Nm 3 5 to 5 3 necis 0 4 to 0 6 External Protective Devices For safety concerns it is necessary to install external circuit breakers or other protective devices for the input AC supply of the UPS system This section provides generic practical information for qualified installation engineers The installation engineers should be knowledgeable about regulatory wiring standards and the equipment to be installed To reduce the risk of fire connect only to a circuit provided with branch circuit overcurrent protection in accordance with NEC ANSI NFPA 70 Rectifier and Bypass Input Supply of the UPS Overcurrents Install suitable protective devices in the distribution unit of the incoming mains supply considering the power cable current carrying capacity and overload capacity of the system Generally the magnetic circuit breaker with IEC60947 2 tripping curve C normal at the 125 of the nominal current listed in Table 25 is recommended Split bypass In case a split bypass is used separate protective devices should be installed for the rectifier input and bypass input in the incoming
96. lues in 8 3 UPS Electrical Characteristics 2 The ground conductor should be sized according to such factors as the fault rating cable lengths and type of protection The ground cable connecting the UPS to the main ground system must follow the most direct route possible Control wiring and power wiring must be run in separate conduit Output and input cables must be run in separate conduit 3 Consider using paralleled smaller cables for heavy currents This can ease installation 4 Refer to SL 25651 the battery cabinet user manual which shipped with the battery cabinet and is available at Liebert s Web site ww w liebert com for guidelines and instructions when sizing battery cables 5 In most installations the load equipment is connected to a distribution network of individually protected busbars fed by the UPS output rather than connected directly to the UPS itself When this is the case the UPS output cables can be rated to suit the individual distribution network demands rather than being fully load rated NOTE If more load is added to the distribution panel the unit s cabling must be resized 6 When laying power cables do not form coils this will help avoid increasing formation of electromagnetic interference Cable Connections The rectifier input bypass output and battery are easily accessible from the front of the unit for installation All require lug type terminations They are connected to busbars on the fro
97. mains distribution panel A shunt trip coil of 120V must be installed in the bypass input breaker if the system does not include a Liebert Bypass Cabinet Refer to Figure 8 for more details NOTE The rectifier input and bypass input must use the same neutral line Earth Leakage RCD Devices Any residual current detector RCD installed upstream of the UPS input supply Must be sensitive to DC unidirectional pulses Class A Must be insensitive to transient current pulses and Must have an average sensitivity adjustable between 0 3 and 1A To avoid false alarms earth leakage monitoring devices when used in systems with split bypass input or when used in paralleled UPS configurations must be located upstream of the common neutral sinking point Alternatively the device must monitor the combined four wire rectifier and split bypass input currents UPS Output If an external distribution panel is used for load distribution the selection of protective devices must provide discrimination with those that are used at the input to the UPS see Table 30 17 Liebert exM Electrical Connections UPS 3 2 3 UPS Input Configuration By default the Liebert eXM ships with internal links installed between the bypass input and main rectifier input single input configuration Figures 8 and 9 show the Liebert eXM in a split bypass single source dual input configuration In this configuration the static bypass and the maintenanc
98. mal mode operation with battery breaker closed 60 Battery DC intermediate circuit 72 UPS Operating modes 32 400106 oe ce E ov sta age aE ae 73 Environmental requirements 74 UPS mechanical characteristics 74 UPS currents and terminals Input single input unit 208V operation 75 UPS currents and terminals Input dual input unit 208V operation 75 UPS currents and terminals Bypass dual input unit 208V operation 75 UPS currents and terminals Output 75 Specifications for customer supplied external DC source for Liebert eXM UPS 76 Rectifier puts eii l lt teet ber aperte DT PABA ead uhh Balen ad bh ee ead AR ue dud 76 Inverter output to critical load 77 Battery DC intermediate circuit 77 Bypassanputo nodo te e oe tad we et utu D E LE ea 78 AC AC efficiency loss and air exchange 78 Recommended lug sizes Compression Type M12 1 2 bolt 79 Component service life z i uod EA EN ARAE CEA Ve ep et 82 Busbars for power withing s such eue adr ERES dice
99. mponent a few components in your Liebert UPS will have a shorter life cycle and require replacement in less than 10 years The following components utilized in your UPS system have a limited life cycle and are specifically exempt from warranty To prevent a wear out failure of one of these components affecting your critical load operations Liebert recommends these components be periodically inspected and replaced before the expected expiration of their life cycle The expected life of each component listed below is simply an estimate and is not a guarantee Individual users may have site specific requirements maintenance and other environmental conditions that affect the length of the component s useful life cycle Table 36 Component service life Component Expected Life Replace in Air filters 5 years Check four times per year In most cases replacement components must exactly match the original component specifications These replacement components are not readily available from third party component distributors For assistance with your specific component specifications replacement component selection and sourcing call 1 800 LIEBERT For customers using Emerson Network Power Liebert Services preventive maintenance services periodic inspection of these components is part of this service as well as recommending component replacement intervals to customers to avoid unanticipated interruptions in critical load operatio
100. n 20 If a greater difference is noted the load is unbalanced and corrective action should be taken to redistribute the load if possible 2 Ifthe UPS has not operated on battery power during the last 10 hours the batteries should require little charging current Battery mimic should indicate normal DC voltage with relatively little battery charge current 3 Input current on each phase should be within 10 of the average input current Alarm messages indicate malfunction or impending malfunction A daily check of the Operator Control Panel will help to provide an early detection of problems Refer to Appendix B UPS Status Messages to interpret alarm messages 4 Tracing a problem to a particular section is facilitated by alarm messages and the metered parameter indications These are stored in the Status Reports and can be displayed at the Operator Control Panel or at an optional terminal If the UPS system has blown fuse the cause should be determined before you replace the fuse Contact Liebert Global Services Reporting a Problem If a problem occurs within the UPS review all alarm messages along with other pertinent data This information should be given to the Liebert Service dispatcher Call 1 800 LIEBERT to report a problem or to request assistance Corrective Actions Recommended corrective actions for each alarm message on the Operator Control Panel and the Remote Alarm Status Panel may be found in Appendix B
101. n between the Liebert eXM and Emerson s Trellis NMS and LIFE Services All communication protocols are active simultaneously Liebert IntelliSlot Dry Contact Card IS RELAY Provides dry contact alarm information including On Battery On Bypass Low Battery Summary Alarm UPS Fault and On UPS signals for communication to a remote monitoring system or for use with Liebert MultiLink software S 485EXI The Liebert IntelliSlot 485 EXI Card provides connection to a Liebert SiteLink E allowing Liebert SiteScan Web 4 0 monitoring and control of your Liebert equipment Liebert eXM 38 Option Installation 5 3 Liebert IntelliSlot Web Card Optional An optional Web card is available that provides remote access to the UPS A wide variety of status and summary information is available through an Ethernet connection Figure 25 Liebert IntelliSlot Web card display N T EMERSON Network Power eXM Summary Updated January 26 2015 02 17 27PM Identification Uninitialized Uninitialized Uninitialized LN Me 121 12 Frequency 58 9 Hz Output Status L EEE REEL vac L N 112 113 VAC Amps A Normal Operation sed L L HEEE vac Load j BEN Normal Operation L N j 119 121 12288 vac Power 0 Amps 4 4 AC 0 kw Frequency 59 98 Hz Frequency 5919 Hz eXM eXM HE HET TEEN E Summary
102. n ne doit tre confi qu un personnel qualifi et d ment form NOTICE Risk of power loss to connected load Can cause damage to equipment The load equipment is not protected from normal supply aberrations when the Liebert eXM is operating in the maintenance bypass mode Figure 40 One line diagram single input UPS with 3 breaker maintenance bypass cabinet and panelboard MAINTENANCE BYPASS CABINET FU CX ZTUN Bypass MBB Output AC Output 208V AC Input oe BIB Busb 4 Wire GND 4 Wire GND n es eee Les CABINET EL rr EE mt I eS Ics arrer Notes BIB Bypass Isolation Breaker 1 Install in accordance with national and MBB Maintenance Bypass Breaker local electrical codes MIB Maintenance Isolation Breaker 2 Input and bypass must share the same External Overcurrent Protection By Others single source Field Supplied Wiring 3 A neutral is required from the sytem AC input source Emerson recommends a full capacity neutral and grounding conductors 4 Bypass and rectifier input and output cables must be run in separate conduits EXM11011 5 Control wiring must be run in separate conduits Rev 1 63 Liebert exM Operation 7 5 Switching the UPS from Maintenance Bypass to Normal Operation Follow the procedure below to transfer the load from the Maintenance Bypass system to the UPS inverter out
103. nce Bypass Cabinet gt 53 Bypass i AC Output AC Input 4 Wire n Wise BIB MIB 4 Wire GND M cr X J z Rectifier AC Input 4 Wire GND UPS Cabinet L QE Batter I SON NNN DTP J NOTES BIB Bypass Isolation Breaker MBB Maintenance Bypass Breaker MIB Maintenance Isolation Breaker External Overcurrent Protection by others 1 Install in accordance with national and local electrical codes 2 Input and bypass must share the same single source 3 A neutral is required from the system AC input source A full capacity neutral conductor is recommended Grounding conductors are recommended T 4 Bypass and rectifier inputs and output cables must be run Field Supplied Wiring in separate conduits 5 Control wiring must be run in separate conduits 6 Customer must supply shunt trip breaker with 120V coil If an optional Liebert MBC is not present the shunt trip must be installed to Bypass Breaker 19 Liebert exM Electrical Connections UPS 3 2 4 3 2 5 Cabling Guidelines The following are guidelines only and are superseded by local regulations and codes of practice where applicable Use wiring rated at 75 C or greater 1 Take special care when determining the size of the neutral cable as current circulating on the neutral cable may be greater than nominal current in the case of non linear loads Refer to the va
104. ne UPS in the parallel system Do not proceed if the other UPS s supplying the critical load cannot accommodate the additional load If the UPS s remaining energized cannot supply the full critical load the system will go into overload and may switch the load to bypass power where it will not be protected from utility power failure Determine whether the parallel system is set up for capacity or redundancy Verify that the UPS s in the parallel system that will remain energized can support the connected load 3 On the UPS to be de energized press and hold INVERTER OFF until the inverter and output turn Off poo NOTE The load LED will turn back on until Step 4 4 Open the Module Output Breaker MOB associated with the isolated UPS 5 Verify that the rectifier LED is the only solid green LED on the display 6 Open all battery circuit breakers associated with the UPS if applicable The battery LED will turn red 7 Open the input breaker feeding the associated UPS 8 The UPS to be removed from the system is in the off state You will see parapowerCANCommAbnorm Alarm annunciate on the other UPS s because they lost communication with the isolated UPS Re Energize a Single Liebert eXM in a Parallel System A WARNING Risk of electric shock Can cause equipment damage injury and death The following procedure will supply power to the critical bus Before beginning notify all personnel that input power is be
105. ns Routine Maintenance Become thoroughly familiar with the equipment but at no time go beyond the specific procedures in this manual while performing maintenance or correcting a malfunction If you have any doubt as to what must be done call Emerson Network Power Liebert Services at 1 800 LIEBERT for further instructions The UPS is designed for unattended operation but does require some common sense maintenance Keep good records Troubleshooting is easier if you maintain historical service records Keep the UPS free of dust and any moisture Keep the UPS cool Battery systems must be kept in the range of 72 77 F 22 25 C in order to meet design specifications for capacity and longevity The UPS will reliably meet all performance specifications at temperatures up to 104 F 40 C and can be slightly derated for operation at even higher temperatures However performance and longevity will be optimized when the UPS is operated at the same temperature as the batteries Keep connections tight Tighten all connections at installation and at least annually thereafter See 9 3 3 Torque Requirements Record Log Set up a maintenance log to record scheduled checks and any abnormal conditions The log should have space for all metered data including phase readings alarm messages UPS mode of operation air filter replacement date and observation notes A second log should be maintained for the battery module as directe
106. nt Protection Period of the product is marked on the product Under normal working conditions and normal use of the products observing relevant safety precautions the hazardous substances in the product will not seriously affect the environment human safety or property in the Environment Protection Period starting from the manufacturing date About battery The battery life is dependent on the ambient temperature and charging discharging times The battery life will be shortened if the battery is used under high temperature or in deep discharging status Refer to the manufacturer s product literature for details Liebert eXM 86 UPS Status Messages APPENDIX B UPS STATUS MESSAGES Table 41 shows all event messages as they appear in the current status area of the LCD or the history log along with a description and recommended actions if any For further information on the current status area and the history log see 6 10 UPS History Log Table 41 UPS status messages Event Message Comm Fail Description Suggested Action if any The CAN communication between internal monitor and rectifier inverter bypass fails Contact Liebert Services at 800 543 2378 for assistance Battery Overtemp The battery temperature is over the limit Check the battery temperature and ventilation Ambient Overtemp The Ambient temperature is over limit Check the ventilation of UPS room Replace Battery Battery sho
107. nt of the Liebert eXM as shown in Figure 10 These busbars are accessible when the I O panel is removed NOTICE Risk of improper installation Can cause equipment damage When wiring a single input only system connect only the power wiring to the input busbars Liebert exmM 20 Electrical Connections UPS Figure 10 Input busbars Liebert eXM 120 200kVA frame 42 4 1077mm Bypass Input C Bypass Input A IUE Rectifier Input C Bypass Input B Battery N Rectifier Input A Rectifier Input B Ground Busbar 78 4 1991mm Output Phase A Output Phase B Output Phase C RIGHT VIEW Panel Removed 21 Liebert exM Electrical Connections UPS 3 2 6 Accessory Fuses and Back Feed Breaker Wiring Two fuse blocks provide power for the back feed breakers standard and the BDSUi optional The fuse blocks are at the lower right of the I O panel on the front of the Liebert eXM UPS See Figure 11 for fuse holder locations The back feed breaker fuse block provides 120V nominal provided from the UPS output L N and the fuse is rated for 8 amps Figure 12 shows the back feed breaker wiring located on the bypass static switch assembly The Liebert eXM does not include internal back feed protection A shunt trip coil of 120V must be installed in the bypass input breaker if the system does not include a Liebert Bypass Cabinet This is a safety feature and will p
108. ntrol 4 5 Buttons 19 O INVERTER OFF 2 zr FAULT CLEAR 6 J O7 STATUS O LCD and Menu Buttons Table 13 Descriptions of UPS operator control and display panel Mimic Current Path Control Buttons Item Function Button Function 1 Rectifier indicator AC to DC EPO EPO switch 2 Battery indicator backup DC power INVERTER ON Inverter start button 3 Bypass input indicator INVERTER OFF Inverter shutdown button 4 Inverter indicator DC to AC FAULT CLEAR Fault reset button 5 Load indicator AC output SILENCE ON OFF Alarm mute button 6 UPS status and alarm indicator Menu Buttons 7 Audible alarm buzzer Button Function 8 Protective cover for EPO button F1 through F4 and HELP LCD menu keys NOTE Help button menus are not active Future units will ship with an F5 legend in place ofthe HELP legend Liebert eXM Operator Control and Display Panel 6 2 Mimic Display Indicators Figure 29 Mimic display indicators location Bypass Indicator Reflector Indicator Inverter Indicator Load Indicator Status Indicator Mimic indicators show the operational status of the Liebert eXM by their color green amber or red and whether they are On solid flashing or Off Table 14 provides a guide to interpreting the various states of the indicators Table 14 Mimic display status indicators Indicator see Figure 29 Green Flashing Green Amber Red Off Flashing Green Utility normal
109. ny missing items to the carrier and your local Emerson representative immediately 3 Check the product label on the back of front door and confirm the contents match the UPS model capacity and main parameters that were ordered Storing for Delayed Installation If the equipment will not be installed immediately it must be stored indoors where the humidity is no higher than 90 and the temperature is no higher than 104 F 40 C The storage area must protect the Liebert eXM from excessive moisture see 8 2 UPS Environmental Preliminary Checks Identification The equipment supplied has an identification tag on the back of the main door listing the type and size of the UPS 7 Liebert exM Installation 2 3 2 3 1 2 3 2 2 4 UPS Location Positioning the UPS Choose a location for the UPS that offers Easy connection to inputs outputs and auxiliary equipment Enough space to service the UPS Air circulation sufficient to expel heat produced by UPS Protection against moisture and excessive humidity Protection against dust and other particulate matter Compliance with fire prevention regulations and practices Operating environment temperature of 74 80 F 23 27 C for maximum battery life Environmental Considerations Before installing the Liebert eXM verify that the UPS room satisfies the environmental conditions stipulated in 8 2 UPS Environmental paying particular attention to the ambient temper
110. otification When Liebert IntelliSlot 1 Communication mode is Modem this is the first Phone No 1 il phone number to be dialed to send an alarm notification When Liebert IntelliSlot 1 Communication mode is Modem this is the second Phone No 2 mise phone number to be dialed to send an alarm notification When Liebert IntelliSlot 1 Communication mode is Modem this is the third Phone No 3 phone number to be dialed to send an alarm notification Command password User can modify the command password Protocol System protocol ECO Mode Configures UPS for ECO mode Battery Equalize Charge Configures UPS for equalize charge Bates maintenance test This test performs a partial discharge of the battery to obtain a rough y estimate of the battery capacity Load must be between 20 and 80 This test performs a full discharge of the battery to obtain a precise measure Battery capacity test of the battery capacity Load must be between 20 and 80 Svstem test This is a self test of the UPS When the user activates this function a pop up Command y window appears about 5 seconds later to show the results Start Stop Manually stops a battery maintenance test battery capacity test or system Battery amp Stop testing t si moe Y System Tests Ereshenina hare Allows a temporary Equalize charge for the batteries This charge is g 9 configurable for 1 36 hours Stop Freshening Charge Manually stops a Freshening Charge Modem
111. ove the key from the lock on the MBB Insert the key into the lock KO and turn the key The UPS system is now supplying power to the critical load Press the INVERTER ON button on the right side of the Operator Control Panel for longer than 2 seconds The Inverter indicator flashes while the inverter is starting After the inverter is ready the UPS transfers from static bypass to inverter the bypass indicator turns Off and the inverter indicator turns On The UPS is in Normal Mode The indicator will appear as shown in Table 20 Liebert exM 64 Operation 7 6 De Energize Liebert eXM with Maintenance Bypass Cabinet NOTICE Risk of loss of power to the connected load Can cause equipment damage This procedure must be performed by properly trained and qualified personnel who are knowledgeable about the operation of this system This procedure will remove power from the critical bus Take precautions by providing a backup power supply or shutting down equipment before de energizing the Liebert eXM To de energize the system onan On the UPS control panel press and hold the INVERTER OFF button for 2 seconds Open all battery circuit breakers s including the internal battery breaker if applicable If the MBC is an Emerson cabinet open the Maintenance Isolation Circuit Breaker MIB If the MBC is a customer issued switchgear or a non Emerson cabinet open the breaker s that supply power to the critical bu
112. p enter the current time and date information Press HELP enter to save the settings Press F2 ESC then F1 to return to the main screen Liebert eXM 50 Operator Control and Display Panel Figure 35 Date and time screen 6 10 UPS History Log The Liebert eXM displays status changes as they occur and stores that data in the history log as shown in Figure 36 History Log When a record moves to the history log the time the status changed is recorded The history log can hold up to 512 records History log records may be viewed by accessing the Records menu Figure 36 History log records History log records menu See Table 41 in Appendix B for a complete list of status messages along with a description and any recommended actions 51 Liebert exM Operator Control and Display Panel 6 11 Types of LCD Screens This section provides a quick guide to the main types of LCD screens 6 11 1 Opening Display As the UPS begins powering up the opening display appears as shown in Figure 37 Figure 37 Opening display 6 11 2 Default Screen After the UPS has powered up and completed a self test the output screen appears as shown in Figure 38 This window is the default screen Figure 38 Default screen Liebert eXxM 52 Operator Control and Display Panel 6 11 3 6 11 4 UPS Help Screen Press the HELP key below the LCD to display the Help window Pres
113. per connections Jumper Relay P6 On Battery P5 UPS Fault P4 Low Battery P3 On Bypass P7 Summary Alarm Refer to the Liebert IntelliSlot Relay Card manual 81 23211 for additional details the document is available at the Liebert Web site www liebert com 41 Liebert exM Operator Control and Display Panel 6 0 OPERATOR CONTROL AND DISPLAY PANEL 6 1 Operator Control Panel The control panel and LCD on the front of the Liebert eXM lets the operator Turn the UPS On or Off Transfer into the various operating modes Silence alarms Check the status of the UPS and its external batteries including all measured parameters events and alarms The main areas of the control panel are shown below in Figure 28 and explained in Table 13 Mimic Display view the status of the Liebert eXM in single line diagram format indicators show status by changing color when ON flashing or OFF Liquid Crystal Display LCD and Navigation keys view status and operational data from the Liebert eXM in tabular format Control buttons turn the Liebert eXM On or Off silence alarms Figure 28 Overview of control panel Mimic Current Path EMERGENCY 3 INVERTER ON ___ Co
114. put These conditions must be met for this operation to proceed the UPS must be operating normally the BIB breaker must be closed the UPS system must be in the Maintenance Bypass mode of operation 1 NOTICE Risk of loss of power to the connected load Can cause equipment damage This procedure must be performed by properly trained and qualified personnel who are knowledgeable about the operation of this system Failure to follow these instructions will result in loss of power and possible damage to critical equipment Before performing this operation read any messages on the LCD to be sure that bypass supply is regular and the inverter is synchronous with it If those conditions are not present there is a risk of a short interruption in powering the load Verify that the Liebert eXM is in Maintenance Bypass mode NOTE Pressing the Alarm Silence Switch cancels the audible alarm but leaves the warning message displayed until the appropriate condition is rectified Open the Liebert MBC door to gain access to the bypass isolation breaker BIB maintenance bypass breaker MBB and the maintenance isolation breaker MIB When the Lamp indicator on the MBC is illuminated press and hold the adjacent push button and remove the key from the lock KO Insert the key into the lock on the MIB and turn the key Close the MIB Verify the MIB is closed Failure to close the MIB will interrupt power to the load Open MBB Rem
115. put terminals please check with the load user and ascertain whether it is safe to apply power to the load If the load is not ready to receive power then ensure that it is safely isolated from the UPS output terminals A AVERTISSEMENT Risque d arc ou de d charge lectrique pouvant entra ner des dommages mat riels des blessures et m me la mort Durant cette proc dure les bornes de sortie seront sous tension Si un quipement charg est raccord aux bornes de sortie du syst me ASC veuillez vous informer aupr s de l utilisateur de la charge s il est s curitaire d appliquer une alimentation la charge Si la charge n est pas pr te recevoir une alimentation alors assurez vous qu elle est isol e s curitairement des bornes de sortie du syst me ASC 59 Liebert exM Operation 7 2 1 Startup Procedure To start the UPS from a fully powered down condition QU ge ONS xps Open the external power switch Open the UPS door Connect the power supply cables Ensure the correct phase rotation Close the external input circuit breaker and connect input power The LCD activates The rectifier indicator flashes while the rectifier is starting The rectifier enters normal operation state and after about 30 seconds the rectifier indicator stops blinking and is illuminated in a steady green After initialization the bypass static switch turns on The mimic LEDs appear as shown Table 18 Table 18 Mimic
116. racteristics and Table 32 for overload capacity Overcurrent protection for the battery circuit must be provided by the customer when using an external battery cabinet not manufactured by Emerson Dual Input Single Source When wiring the UPS with dual inputs but with a single input source the Rectifier input and the Bypass input must be protected separately Size the breakers according to the input currents shown in Table 25 NOTE For single or dual input a 120V shunt trip coil s is required when a breaker is supplied by the customer See Figures 9 for details Fuses The Liebert eXM s main input and bypass input busbars are equipped with fuses six locations see Figure 23 The type is Bussmann 170M6466 rated 1250A System Output When using an external distribution panel for load distribution the output neutral and input neutral must be separated at the input to the UPS 3 2 9 Cabling Procedure A CAUTION The operations described in this section must be performed by authorized electricians or qualified technical personnel If you have any difficulties contact your local Emerson representative or Liebert Services A AVERTISSEMENT Toutes les op rations d crites dans cette section ne doivent tre effectu es que par des lectriciens ou des techniciens professionnels d ment form s et qualifi s En cas de difficult s communiquez avec Emerson Network Power Pour obtenir les renseignements de contact consultez la
117. rent A Battery bus current Battery temperature C Internal battery temperature C Remain Time Min Battery run time remaining Battery Battery boost charging Battery is boost charging Battery float charging Battery is float charging Battery equalize charging Battery charge is equalized Battery disconnected Battery is not connected Events event log Displays recent events Records history log Displays all records in the history log Language choices for text displayed User may select any of 12 languages for LCD text 55 Liebert exM Operator Control and Display Panel Table 17 UPS menus and data window items continued Menu Type Item Type Explanation Display contrast Adjust the LCD display contrast Date format set Choose the format for date display YYYY MM DD DD MM YYYY and MM DD YYYY Date amp time Set the date and time Comm1 baud rate Communication baud rate setting for Liebert IntelliSlot 1 Comm2 baud rate Communication baud rate setting for Liebert IntelliSlot 2 Comm3 baud rate Communication baud rate setting for Liebert IntelliSlot 3 Communication address This setting is applicable to RS485 communication mode Communication mode Communication Mode Setting j Callback times When Liebert IntelliSlot 1 Communication mode is Modem this parameter Settings sets the number of times a number is redialed to send an alarm n
118. revent the UPS inverter from back feeding the bypass source The BDSUi fuse block provides 208V nominal from the UPS output L L and the fuse is rated at 8A The BDSUi power wiring is shown in SL 25651 the Liebert eXM Battery Cabinet manual Figure 11 Accessory fuses Back Feed Breaker FH1 BDSUi FH2 optional Bussmann E Bussmann Ussmann 13 32 x 1 12 430327 x 4 4 2 13 32 x 1 1 2 10x38 10x38 CHM10 Bussmann 13 32 x 1 1 2 10x38 Liebert eXM 22 Electrical Connections UPS Figure 12 Dual input back feed breaker wiring when maintenance bypass cabinet not used 1 Auxiliary contacts not needed for backfeed breaker operation Upstream Bypass 2 A120V shunt trip coil is required for proper operation Input Breaker Upstream System Dual Input Control Wiring Input Breaker Single Input Control Wiring Backfeed Breaker J23 Fuse Block FH1 Backfeed Breaker Fuse Block FH1 PHB am N DUE 123 E 7 a FEU Upstream Rectifier bod im BERO Input Breaker Optional INV S CO Ho BFP S iia Q lo Ho BFP C J24 MAIN Ov 9 H MAIN S lo O MFP_S MAIN Co l al lo Len C J25 UAMO4030 RESV Os f o o jl RESV_O Rev 3 RESV_S KO Ho RESV_S RESV Col i lol RESV_C NOTE Shunt trips
119. rference NOTE The ground and neutral busbars are easily accessible when the I O panel is removed Cable connections should be made before a cabinet is attached to the right side of the Liebert eXM or before the UPS is placed where another obstruction such as a wall is against the Liebert the right side Liebert eXxM 24 Electrical Connections UPS Figure 13 Ground and neutral busbar connections 120 200kVA frame busbars I4 37 5 953mm LM RIGHT SIDE Panel Removed Input Neutral Battery Neutral Ground Busbar Output Neutral 25 Liebert exM Electrical Connections UPS 3 2 8 Protective Devices For safety it is necessary to install circuit breakers in the input AC supply external to the UPS system Given that every installation has its own characteristics this section provides guidelines for qualified installation engineers with knowledge of operating practices regulatory standards and the equipment to be installed UPS Rectifier and Bypass Input Supply Protection from excessive overcurrents and short circuits in power supply input External overcurrent protection for the AC output circuit is to be provided See 8 3 UPS Electrical Cha
120. s Open the Rectifier Input Circuit Breaker and Bypass Input Breaker if dual input If the MBC is a customer issued switchgear or a non Emerson cabinet open the breaker s that supply power to the UPS input and bypass input if dual input Allow 5 minutes for all DC circuits and capacitors to fully discharge Open the external feeder breaker to the MBC or bypass switchgear Install a Lockout Tagout on the external feeder breaker to the MBC or bypass switchgear Use a digital multimeter to verify there is no AC or DC voltage present at the UPS input output and bypass bus bars Use a digital multimeter to verify there is no AC or DC voltage present at the MBC BIB MIB and MBB breakers 65 Liebert exM Operation 7 7 De Energize Liebert eXM Without Maintenance Bypass Cabinet NOTICE Risk of loss of power to the connected load Can cause equipment damage This procedure must be performed by properly trained and qualified personnel who are knowledgeable about the operation of this system This procedure will remove power from the critical bus Take precautions by providing a backup power supply or shutting down equipment before de energizing the Liebert eXM To de energize the Liebert eXM 9x Qm o9 RS E On the UPS control panel press and hold the INVERTER OFF button for 2 seconds Open all battery circuit breakers s including the internal battery breaker if applicable Open the UPS output circuit breaker s
121. s of the LEMN e oett sr e de reete wa eee od apes tee Us ghar P EINER do me e un P ea ae 46 M nu RCO ERE 49 Language selection screen 50 Date and time Screen oon t oer etre sr Alay me Siw ind ts EO qa ELI ee med RO sale ee 51 History log records 2 51 Opening display oe eres teet doe deer Dios diede Ded ee oro d d 52 Default ECEE a Lucent bee AU bo Alien e Ra E ere te ee ile este 52 Screensaver WIDndOW us eodd sere had pde bte b tut e ete de b d ev n 53 One line diagram single input UPS with 3 breaker maintenance bypass cabinet and se sn da b eviyan inn entendent ete eye dn te Hla tants 63 Typical configuration for single UPS 66 replacement A Xa 2 2 lt ae e uL ed UNA bL ER LI 83 Table 1 Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Table 9 Table 10 Table 11 Table 12 Table 13 Table 14 Table 15 Table 16 Table 17 Table 18 Table 19 Table 20 Table 21 Table 22 Table 23 Table 24 Table 25 Table 26 Table 27 Table 28 Table 29 Table 30 Table 31 Table 32 Table 33 Table 34 Table 35 Table 36 Table 37 Table 38 Table 39 Table 40 Table 41 TABLES IBN Tun 10 LED indications Eo LE Rnd qe e Cea hae REA etek ENG ed
122. s and practices that should be observed by the installing engineer rather than step by step installation instructions NOTICE Risk of improper installation Can cause equipment damage Do not apply electrical power to the UPS equipment before the commissioning engineer arrives at the installation site The UPS must be installed by a properly trained and qualified engineer in accordance with the information contained in this chapter All the equipment not referred to in this manual is shipped with details of its own mechanical and electrical installation information NOTE Three phase four wire input power is required NOTE Q Input power must be supplied to the Liebert eXM from a properly grounded Wye or Delta source The Liebert eXM is not for use with impedance grounded systems corner grounded systems or high leg Delta systems For these applications an isolation transformer must be installed between the input power and the Liebert eXM Initial Inspections 1 While the Liebert eXM and ancillary cabinets are still on the truck inspect the equipment and shipping container for any signs of damage or mishandling Do not attempt to install the system if damage is apparent If any damage is noted file a damage claim with the shipping agency immediately and contact Liebert Services at 1 800 LIEBERT to inform them of the damage claim and the condition of the equipment 2 Compare the contents of the shipment with the bill of lading Report a
123. s the HELP key again to exit the Help window Screen Saver Window If there has been no interaction with the Liebert eXM s LCD for 2 minutes the screen saver window appears It remains on the LCD for 2 minutes then the screen will go dark The LCD will become active again when any key is pressed Figure 39 Screen saver window 6 12 6 12 1 6 12 2 02 17 47 EMERSON Network Power Press any key back to main menu Pop Up Windows Pop up prompt windows appear when the user must confirm a choice or perform an operation This section describes the pop up windows Some operations require entering a password refer to 6 12 9 Enter Control Password for help From Bypass to Inverter Mode With Power Interruption If the bypass voltage or frequency exceeds the synchronized range and utility voltage or frequency is normal the inverter cannot be in Transfer with Interrupt synchronization with the bypass and the output can only transfer to please confirm or cancel inverter after an interruption of about 15ms when the user presses the INVERTER ON button Before transferring the system will let the user confirm whether the interruption can be accepted as shown at right If the bypass voltage returns to normal before the user makes confirmation the UPS will transfer to inverter mode automatically At the same time the prompt window will close From Inverter to Bypass Mode With Interruption If the bypass voltage
124. s voltage module not ready module ID out of range and duplicated module ID Charger failure abnormal main circuit voltage abnormal main circuit frequency main circuit Flashing Red undervoltage main circuit reverse phase battery unavailable reverse battery input zero loss g current sharing failure module overload inverter relay disconnection fault bypass SCR disconnection fault and input fuse blown OFF No above failures or alarms Liebert exM 14 Installation 2 8 Control Module Figure 6 Control Module front view DB9 DB9 15 See Figures 15 18 for details a oC J lec Je USO C 9 6 0 9 2 0 0 9 0 0 9 i D o o O O le e je a o Liebert IntelliSlot Ready Switch Bays 1 2 The Control Module has three Liebert IntelliSlot interface card bays and connections for optional ancillary cabinets and for other options Refer to
125. sconnect with overcurrent protection at the output of the UPS Figure 2 Cable entry locations 120 140kVA model Bottom Control Cable Entry Top Power Cable Entry Bottom Power Cable Entry Top Control Cable Entry TOP OF UPS BOTTOM OF UPS Figure 3 Cable entry locations 160 200kVA model Top Power Bottom Control Cable Entry Cable Entry mm Top Power J EZE ie Bottom Power M Cable Entry eal Cable Entry Bottom Power V Cable Entry Top Control WIRING WIRING Cable Entry TOP OF UPS CABINET BOTTOM OF UPS CABINET Liebert exM 12 Installation 2 6 Auxiliary Cabinets The 120 200kVA frame consists of a single cabinet housing the UPS components It does not accommodate internal batteries The UPS requires external battery cabinets for extended run time Battery Cabinets Optional battery cabinets are available for each Liebert eXM model to provide extended run time The battery cabinets are designed to be bolted to the left side of the UPS see Figure 4 Refer to SL 25651 the Liebert eXM Battery Cabinet manual for details Battery cabinet wiring is specified for optimal performance of the system Maintenance Bypass Cabinet Optional Lieber
126. t bypass cabinets are available These cabinets house the components necessary to provide an external wraparound maintenance bypass switch for servicing the UPS Liebert bypass cabinets are designed to be bolted to the right side of the UPS see Figure 4 Refer to SL 25652 the Liebert eXM Maintenance Bypass Cabinet manual for further details Parallel Cabinet The Liebert eXM Maintenance Bypass Cabinet provides the components for setting up two Liebert eXM units for parallel operation for redundant protection or to increase capacity Refer to SL 25654 the Liebert eXM Parallel Cabinet for further details System Composition A UPS system can comprise a number of optional equipment cabinets depending on the system design requirements e g UPS cabinet External Battery Cabinet and External Bypass Cabinet All cabinets used will be the same height and will be designed to be positioned side by side to form an aesthetically appealing equipment suite Figure 4 Cabinet arrangement ALL UNITS VIEWED FROM ABOVE Layouts shown are typical Not all auxiliary cabinets are shown Refer to the submittal Liebert drawings for the exact Liebert configuration of your system eXM Maintenance x eXM Bypass Cabinet Battery Cabinet Liebert eXM connected only Liebert eXM connected to Battery Cabinet to Liebert MBC Battery Cabinets must be on the left side The Liebert MBC must be on right side of of the Liebert eXM the Liebert eXM L
127. t current trigger 0 050 C10 selectable 0 030 0 070 2 35 V cell selectable from 2 30 2 40V cell Boost float current trigger 0 010 C10 selectable 0 005 0 025 24 hr safety time out selectable 8 30 hr Boost charge mode inhibit also selectable End of Discharge 1 67 V cell selectable from 1 60 1 750V cell Battery Charge 2 35 Vicell selectable from 2 3 2 4V cell Constant current and constant voltage charge mode Programmable auto trigger or inhibit of boost mode Battery Charging Power Maximum Current UPS kVA 120 140 160 180 200 Battery Charging Power kW 18 21 24 27 30 Maximum Charging Current A 54 63 72 81 90 Liebert exM 72 Operation 7 18 7 19 Operation A WARNING Risk of electrical shock and arc flash Can cause property damage injury and death The Liebert eXM contains high voltages internally Components that can only be accessed by opening the protective cover with tools cannot be serviced or replaced by the user Only properly trained and qualified service personnel are authorized to remove the protective covers A AVERTISSEMENT Risque d arc ou de d charge lectrique pouvant entra ner des dommages mat riels des blessures et m me la mort L armoire Liebert eXM contient des tensions lev es l interne L utilisateur ne peut ni entretenir ni remplacer des composants accessibles uniquement en ouvrant le couvercle de protection avec des o
128. the following categories of information and settings for the UPS Selecting a menu changes the information displayed in the UPS data items portion of the LCD The menu choices are listed below and described in detail in Table 17 Mains View utility power input data voltage current frequency and power factor Bypass View bypass data voltage and frequency Output View output data voltage current frequency and power factor Load View load data load percent output current output power and crest factor CF System View system data Battery View battery characteristics voltage current temperature remaining time and capacity and messages when the battery is boost float charging or disconnected Events View the events log displays all recent events added to the log new records added at end Records Access the history log displays all records in the log new records added at end Language Select a language for LCD text choices appear in the native language Settings Configure UPS settings adjust the display contrast choose a format for date display set the date and time set up the UPS for modem communications baud rate address mode and phone numbers to dial for alarm notifications and change the password Command Start or stop a battery maintenance test battery capacity test or system test Run Time View available backup time for the UPS and bypass Version View firmware versions for the inverter re
129. the preferred source If the bypass voltage or frequency becomes outside preset limits the UPS load is transferred back to the inverter Battery Start Mode The battery start option permits starting the Liebert eXM with power supplied only by the batteries at charged condition Maintenance Mode For maintenance or repair the Liebert eXM may be operated in maintenance mode To place the Liebert eXM in maintenance mode follow the instructions in 7 4 Switching the UPS from Normal Operation to Maintenance Bypass A WARNING Risk of arc flash and electric shock Can cause equipment damage injury and death The UPS input and output must be protected with external overcurrent protection devices In maintenance mode the input and output busbars remain energized and present an electric shock hazard A AVERTISSEMENT Risque d arc ou de d charge lectrique pouvant entrainer des dommages mat riels des blessures et m me la mort L entr e et la sortie du syst me ASC doivent tre prot g es par des dispositifs de protection de surintensit externes En mode d entretien les barres omnibus d entr e et de sortie demeurent sous tension et pr sentent un risque de d charge lectrique Liebert exM 58 Operation 7 2 Paralleling Mode This option is available only on 208V Input Parallel with the optional Liebert eXM Paralleling Cabinet It can parallel the following two Liebert eXM s 120 200kW frames in any mo
130. ty Conducted Immunity Low Frequency Signals Transportation ISO Misc UL 1778 4th Edition CSA 22 2 107 3 IEC 61000 4 5 Criteria B IEC 61000 3 4 IEC 61000 4 4 Criteria B IEC 61000 4 2 Criteria B Part 15 Class A IEC 61000 4 3 Criteria A IEC 61000 4 6 Criteria A IEC 61000 2 2 Criteria A ISTA Procedure 1H 9001 OSHA ASME NEMA PE 1 The Liebert eXM has UL and c UL approval 8 1 1 ENERGY STAR Certification The Liebert eXM UPS is ENERGY STAR certified satisfying ENERGY STAR Program Requirements Product Specification for Uninterruptible Power Supplies UPSs Eligibility Criteria Version 1 0 8 2 UPS Environmental The Liebert eXM is designed to operate under the following environmental conditions without damage or degradation in electrical operating characteristics Table 23 Environmental requirements Item Requirements Acoustical Noise dBA at 55 in 1 4m 60 Operating Aud TT W Relative Humidity 95 Operating Temperature F C 104 40 UPS Storage Transport Temperature F C 4 to 158 20 to 70 Table 24 UPS mechanical characteristics Rated Power kVA 120 200 Dimensions 34 2 3 x 39 3 8 x 78 3 4 W x D x H in mm 880 x 1000 x 2000 Weights See Table 1 for weights Color RAL 7021 Black Protection Degree IEC 60529 IP20 Liebert eXM 74 Specifications and Technical Data
131. uld be replaced Contact Liebert Services at 800 543 2378 for assistance Battery Low Pre warning Before the end of discharging battery under voltage pre warning should occur After this pre warning battery should have the capacity for 3 minutes discharging with full load The time is user configured from 3 to 60 minutes Shut down the load in time Battery End of Discharge Inverter turned off due to low battery voltage Check the utility failure and try to fix it Mains Volt Abnormal Mains Voltage exceeds the upper or lower limit and results in rectifier shutdown Check the input line to neutral voltage amplitude of rectifier Mains Undervoltage Mains Voltage is undervoltage 120v 132V Check the input line to line voltage amplitude of rectifier Mains Freq Abnormal Mains frequency is out of limit range and results in rectifier shutdown Check the rectifier s input voltage frequency Rectifier Fault Rectifier Fault Contact Liebert Services at 800 543 2378 for assistance Rectifier Overtemp The temperature of heat sink is too high to keep the rectifier running The UPS can recover automatically Check the environment and ventilation Charger Fault The Charger has failed Contact Liebert Services at 800 543 2378 for assistance Input Fuse Fail Input fuse is open Contact Liebert Services at 800 543 2378 for assistance Control Power 1 Fail Control Power 1 has failed or has
132. uption in service using the optional Liebert MBC Static Bypass Switch The circuit block labeled Static Bypass contains an electronically controlled switching circuit that enables the critical load to be connected to either the inverter output or to a bypass power source via the static bypass line During normal system operation the load is connected to the inverter and the inverter contactor is closed but in the event of a UPS overload or inverter failure the load is automatically transferred to the static bypass line To provide a clean no break load transfer between the inverter output and static bypass line the static switch activates connecting the load to bypass To achieve this the inverter output and bypass supply must be fully synchronized during normal operating conditions This is achieved through the inverter control electronics which make the inverter frequency track that of the static bypass supply provided that the bypass remains within an acceptable frequency window NOTE When the UPS is operating in static bypass mode or on maintenance bypass the connected equipment is not protected from power failures or surges and sags 73 Liebert exM Specifications and Technical Data 8 0 SPECIFICATIONS AND TECHNICAL DATA 8 1 Conformity and Standards The Liebert eXM has been designed to conform to the following standards Safety Surge Harmonics Electrical Fast Transient ESD FCC Radiated Immuni
133. urez vous que les armoires d ASC sont exemptes de mat riaux trangers tels que des r sidus de soudure des bouts de c ble etc Communiquez avec Liebert Services si vous doutez de la proc dure suivre ou si la conception ou le fonctionnement de l quipement ne vous sont pas familiers Liebert eXM 80 Maintenance A A WARNING Risk of electrical shock and arc flash Can cause property damage injury and death Extreme caution is required when performing maintenance Be constantly aware that the UPS system contains high DC as well as AC voltages With input power Off and the optional battery cabinet disconnected high voltage at filter capacitors and power circuits should be discharged within 30 seconds However if a power circuit failure has occurred you should assume that high voltage still exists after shutdown Check with a voltmeter before making contact AC voltage will remain on the bypass and output contactors and the static bypass switch unless the associated external circuit breakers are opened Check for voltage with both AC and DC voltmeters before making contact When the UPS system is under power both the operator and any test equipment must be isolated from direct contact with earth ground and the UPS chassis frame by using rubber mats Some components within the cabinets are not connected to chassis ground Any contact between floating circuits and the chassis is a lethal shock hazard Use
134. utils Seul du personnel de service qualifi et d ment form est autoris retirer les couvercles de protection The Liebert eXM operates in the modes shown in Table 22 This section describes various kinds of operating procedures under each operating mode including transfer between operating modes UPS setting and procedures for turning on off inverter Table 22 UPS operating modes Operating Mode Descriptions Normal mode NORMAL UPS powers the load The load power supply is provided by the static bypass This mode can be regarded Bypass mode BYPASS asa temporary transition mode between the normal mode and maintenance bypass mode or a temporary abnormal operating status Maintenance UPS shuts down the load is connects to the mains through the Liebert MBC In this MAINT W Mode mode the load is not protected against abnormal input utility power As shown in SL 25651 the Liebert eXM Battery Cabinet manual the AC utility source is supplied through the input breaker and the rectifier converts the alternating current into DC power The inverter converts the AC power from the utility or DC power from an optional External Battery Cabinet into AC power for the load The batteries power the load through the inverter in the event of a power failure T he utility source can also power the load through the static bypass If maintenance or repair of the UPS is necessary the load can be switched without interr
135. y mico iub sce ue coSed et Eton Co pta cbe etc iu 12 2 6 Auxiliary Cabinets as MG Xe RV P dar RDUM e EY iS 13 2 7 Liebert Power Module Assembly 14 2 8 Control e iet REX ertt e Nan uu Eo PNE MTS 15 2 9 Static Bypass Assembly 15 3 0 ELECTRICAL CONNECTIONS UPS 0 00 cc eee eee kk a ee kk kk a nnn 16 3 1 Power s kin 0 eed LS Hees bach awa n ee ARIS 16 3 1 1 Lug Size and Cable Rating 16 3 2 External Protective D vices eu eer ERE RN eod RUE ete PEE se aire 17 3 2 1 Rectifier and Bypass Input Supply ofthe UPS 17 2 22 UPS Output min eid eee Edu etui estu ed ded tu e e Onus dudes dedu ye tee 17 3 2 9 UPS Input Gonfigurati nz ceo LR e oe Bee e pad ge herb er eut a ea o d 18 8 24 s GCabhng Gurdelim g onere REIS TRE RUE NE ne OIE aoe 20 9 2 5 Cable Connections oso ou Le EV Waa Pai ae SIE S de a dt e rst cbe io 20 3 2 6 Accessory Fuses and Back Feed Breaker Wiring 22 33221 2 Saleby cecus te Ne a aides ete 24 3 2 8 Protective Devices o es cox om ah gets erin Rue Attente Du 26 3 29 Cabling Procedure utes oom ote yn Del A statue ete ds o kel Kar conti 26 3 3 Control Cables Details

Liebert eXM 120-200kVA, 50/60Hz, User Manual (R09/15) (SL

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