Vertiv Liebert EXM User Manual
50kva to 2500-kva, 480-v, 60-hz
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Summary of Contents for Vertiv Liebert EXM
- Page 1 Liebert® EXM™ UPS User Manual 50kVA to 2500-kVA, 480-V, 60-Hz...
- Page 2 The products covered by this instruction manual are manufactured and/or sold by Vertiv This document is the property of Vertiv and contains confidential and proprietary information owned by Vertiv. Any copying, use or disclosure of it without the written permission of Vertiv is strictly prohibited.
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Page 3: Table Of Contents
Static Bypass Assembly Features ............30 | Liebert® EXM ™ 50-250kVA, 480V, 60Hz User Manual | Vertiv ™... - Page 4 Emergency Shutdown With EPO............64 | Liebert® EXM ™ 50-250kVA, 480V, 60Hz User Manual | Vertiv ™...
- Page 5 ........A79 PPENDIX TATUS ESSAGES | Liebert® EXM ™ 50-250kVA, 480V, 60Hz User Manual | Vertiv ™...
- Page 6 Figure 35 Air filter replacement..............75 | Liebert® EXM ™ 50-250kVA, 480V, 60Hz User Manual | Vertiv ™...
- Page 7 Table 33 UPS status messages ............. . .79 | Liebert® EXM ™ 50-250kVA, 480V, 60Hz User Manual | Vertiv ™...
- Page 8 | Liebert® EXM ™ 50-250kVA, 480V, 60Hz User Manual | Vertiv ™...
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Page 9: Important Safety Instructions
Les opérations d’entretien requièrent une extrême prudence. Soyez toujours conscient du fait que le système ASC contient des tensions c.c. et c.a. élevées. Vérifiez les tensions avec des voltmètres c.a. et c.c. avant d’établir tout contact. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... - Page 10 Toutes les procédures de réparation et d’entretien de l’équipement exigent un accès à l’intérieur de l’armoire et devraient être menées uniquement par du personnel compétent. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
- Page 11 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. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
- Page 12 All operations described in this section must be performed by properly trained and qualified electricians or technical personnel. If any difficulties are encountered, contact Vertiv ™ . See the back page of this manual for contact information.
- Page 13 Toutes les opérations décrites dans cette section ne doivent être effectuées que par des électriciens ou des techniciens professionnels dûment formés et qualifiés . En cas de difficultés, communiquez avec Vertiv ™ . Pour obtenir les renseignements de contact, consultez la dernière page de ce manuel.
- Page 14 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 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
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Page 15: Glossary Of Symbols
Requests the user to consult the manual Indicates the unit contains a valve-regulated lead acid battery PbH2SO4 Recycle DC voltage AC voltage Equipment grounding conductor Bonded to ground | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 16: Introduction
60Hz input. ™ When configured for scalability, the UPS’s capacity can be increased in 50kVA increments. Based on the configuration, a power module can be set to a redundant operation mode. Contact Vertiv ™ Services about adding capacity. -
Page 17: Installation
Services at 800-543-2378 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 any missing items to the carrier and your local Vertiv ™... -
Page 18: Preliminary Checks
The UPS requires 24 in. (610mm) ventilation clearance above the unit. See Table 26 for details on heat dissipation. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 19: Considerations In Moving The Liebert® Exm
Une telle défaillance peut causer le renversement de l’appareil, qui risque de blesser le personnel et d’endommager l’équipement. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 20: Mechanical Considerations
WARNING Risk of heavy units tipping over while being moved. Can cause property damage, injury and death. Vertiv ™ recommends lifting the units by installing four eye bolts in the factory-fabricated holes, one at each corner of the unit, attaching cables or similar strapping to the eye bolts and lifting with a suitable mechanism. -
Page 21: Dimensions
0 to 5" (127mm) REAR Rear clearance depends on anchoring method Liebert 0" Required 0" Required FRONT Minimum of 36" (914mm) required for foot traffic with door fully open | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 22: Floor Installation
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. Vertiv recommends against using air conditioning or ™... -
Page 23: Figure 2 Cable Entry Locations, 50-200Kva Model
Figure 3 Cable entry locations, 250kVA model Bottom Power Top Power Bottom Control Cable Entry Cable Entry Cable Entry Top Control Cable Entry TOP OF UPS BOTTOM OF UPS | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 24: Auxiliary Cabinets
Battery Cabinets ® ™ (The Liebert must be on right side of the Liebert® EXM™) ® ™ (Battery Cabinets must be on the left side of the Liebert | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 25: Liebert® Power Module Assembly
SCR disconnection fault and input fuse blown. No above failures or alarms. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 26: Static Bypass Assembly
The Control Module has three Liebert IntelliSlot interface card bays and connections for ® ™ optional ancillary cabinets and for other options. Refer to Figures 16 through 19. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 27: Electrical Connections-Ups
The power cables can be sized to suit the UPS unit rating according to Table 16. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 28: External Protective Devices
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 21). | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 29: Ups Input Configuration
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 480V coils to the bypass. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 30: Figure 8 Single Ups Block Diagram-Dual Input, Single Source Configuration With Mbc
5. Control wiring must be run in separate conduits. 6. Customer must supply shunt trip breaker with 480V coil. If an optional Liebert MBC is not present, the shunt trip must be installed to Bypass Breaker. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 31: Cabling Guidelines
2. Consider using paralleled smaller cables for heavy currents—this can ease installation. Refer to SL-25656, the battery cabinet user manual, which shipped with the battery cabinet and is ™ available at Vertiv’s Web site (www.vertivco.com), for guidelines and instructions when sizing battery cables. -
Page 32: Figure 9 Input, Output And Battery Busbars-Liebert® Exm™ 50-200Kva Frame
Input, output and battery busbars—Liebert® EXM™ 50-200kVA frame Byp C Ground Rec A Bat + Out C Rec B Byp B Bat - Out B Rec C Byp A Out A | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 33: Figure 10 Input, Output And Battery Busbars-Liebert® Exm™ 250Kva Frame
Figure 10 Input, Output and battery busbars—Liebert® EXM™ 250kVA frame Byp B Byp A Byp C Rec A Rec C Rec B DETAIL A Out A Out B Out C BAT + BAT - DETAIL B | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 34: Accessory Fuses And Back-Feed Breaker Wiring
The Alber BDSUi fuse block provides 480V nominal from the UPS output (L-L) and the fuse is rated at 8A. The Alber BDSUi power wiring is shown in SL-25656, the Liebert Battery ® ™ Cabinet manual. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 35: Figure 12 Alber Bdsui Power Wiring
UAM04030 MAIN_S MFP_S Rev. 3 MAIN_C MFP_C RESV_O RESV_O RESV_S RESV_S RESV_C RESV_C NOTE Shunt trips are required in upstream breakers to allow back-feed protection to function properly. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 36: Safety Ground
Toutes les opérations décrites dans cette section ne doivent être effectuées que par des électriciens ou des techniciens professionnels dûment formés et qualifiés. En cas de difficultés, communiquez avec Vertiv . Pour obtenir les renseignements de contact, ™... -
Page 37: Figure 14 Ground Busbar Connections-50-200Kva Unit
Figure 14 Ground busbar connections—50-200kVA unit Ground Bat +, Bat - | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 38: Figure 15 Ground Busbar Connections-250Kva Frame Busbars
Figure 15 Ground busbar connections—250kVA frame busbars Ground | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 39: Protective Devices
External overcurrent protection for the AC output circuit is to be provided. See 7.3 - UPS Electrical Characteristics and Table 23 for overload capacity. Overcurrent protection for the battery circuit must be provided by the customer when using an external battery cabinet not manufactured by Vertiv ™ •... -
Page 40: Cabling Procedure
3.2.9 Cabling Procedure 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 Vertiv ™ representative or Vertiv Services. ™ AVERTISSEMENT Toutes les opérations décrites dans cette section ne doivent être effectuées que par des électriciens ou des techniciens professionnels dûment formés et qualifiés . -
Page 41: Control Cables Details
User communication (for data setting and user background monitor) ® ™ • Liebert IntelliSlot interface • Temperature detect interface Figure 16 Control Module connections to display cabinet and options | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 42: Dry Contacts
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. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 43: Figure 18 Input Dry Contacts
Figure 18 Input dry contacts 12 14 22 24 26 28 18 20 15 17 19 21 23 27 29 | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... - Page 44 Dry ground ENV_DET Battery room temperature detect GND_DRY Common ground CHG SHUT Charger off contact GND_DRY Dry ground RESV1 Reserved GND_DRY Dry ground UT2 485+ 485+ UT2 485- 485- | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
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Page 45: Output Dry Contacts
Inverter state normally open contact. Open when the inverter is INV_O abnormal. INV_S Inverter state common contact. Inverter state normally closed contact. Closed when the inverter is INV_C normal. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 46: Liebert® Mbc™ Interface
Maintenance Bypass Cabinet manual for the Liebert® MBC ™ wiring. 3.4.4 Battery Cabinet Interface Connectors The battery cabinet interface is on the Auxiliary Terminal Block at J22. Refer to Figure 20 for circuit details. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 47: Epo Input-Optional
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 | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 48: Figure 21 Epo Wiring And Signal Names For J2
Module on the UPS and must 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. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 49: Figure 22 Single Ups Remote Emergency Power Off
Figure 22 Single UPS Remote Emergency Power Off Single Liebert EXM Module Liebert EXM Bypass Module EPO_NO +12V +12V EPO_NC Remote Emergency X9_J2 Power Off (Customer-Supplied) Field-Supplied Wiring | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 50: Installation Drawings
6. Control wiring and power wiring must be run in separate conduits 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. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 51: Figure 24 Ups Main Components-Typical 50-200Kva Unit
Figure 24 UPS main components—Typical 50-200kVA unit Fuse Holders Replaceable Air Filter Control Panel Power Modules Static Bypass Replaceable Assembly Air Filters Bypass Rectifier Fuses Fuses | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 52: Figure 25 Ups Cable Connections-50-200Kva
Figure 25 UPS cable connections—50-200kVA DETAIL A Rec A Ground Bat + Byp C Rec B Out C Bat - Rec C Out A Out B Byp B Byp A | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 53: Figure 26 Ups Main Components-Typical 250Kva Unit
Figure 26 UPS main components—Typical 250kVA unit Input/Output Cabinet Fuse Holders Replaceable Air Filter Control Panel (Back) Static Bypass Assembly Replaceable Air Filters Power Modules | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 54: Figure 27 Fuse Location-Typical 250Kva Unit
Figure 27 Fuse location—Typical 250kVA unit Bypass Fuses Rectifier Fuses | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 55: Figure 28 Ups Cable Connections-250Kva Unit
Figure 28 UPS cable connections—250kVA unit Byp B Byp A Byp C Rec A Rec C Rec B DETAIL A Out A Out B Out C BAT + BAT - DETAIL B | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 56: Figure 29 Ground Busbar-250Kva Unit
Figure 29 Ground busbar—250kVA unit Ground | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 57: Option Installation
® ™ ® ™ communication cards. Liebert IntelliSlot cards communicate via Vertiv’s proprietary Velocity ® ™ ™ ™ protocol to cards that translate the information into such protocols as SNMP and Modbus. Other cards provide dry contact signals for external signaling of operating status. -
Page 58: 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 30 Liebert® IntelliSlot™ Web card display | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 59: Liebert® Intellislot™ Relay Card
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 | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... - Page 60 Table 10 Relay card pin configuration Function Operation On Bypass Closed if On Bypass 18 Common - On Bypass | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
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Page 61: Liebert® Intellislot™ Relay Card Jumper Setup
On Bypass Summary Alarm NOTE Refer to the Liebert ® IntelliSlot ™ Relay Card manual, SL-23211 for additional details. the document is available at the Vertiv ™ Web site, www.vertivco.com | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™... -
Page 62: Operation
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 ® ™ | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 63: Touchscreen Control Panel
The default PIN numbers should be changed immediately to prevent unauthorized personnel from changing UPS operation or even shutting down the UPS. Refer to the Touchscreen Control Panel, SL- ™ 26200, available at the Vertiv Web site, www.vertivco.com for details. -
Page 64: Liebert® Exm™ Operating Modes
NOTE The user controls and indicators referred to in these procedures are detailed in the UPS control panel ™ manual, SL-26200, available at Vertiv’s Web site, www.vertivco.com The audible alarm may sound at various points during these procedures. It can be canceled at any time by pressing the menu button (under any login), pressing Alarms and then pressing Alarms. - Page 65 When ECO mode is selected, the Liebert switches inverter power from the UPS input to ® ™ the bypass input to save energy by improving UPS efficiency. In this mode, the bypass is the | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
- Page 66 Liebert output voltage. ® ™ Generator Mode The Liebert UPS can be set up for operation in Generator Mode by a Vertiv Services ® ™ ™ engineer. The setup requires connecting J26 Pin 2 to Pin 4.
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Page 67: Ups Startup
The UPS should now be in 0static bypass mode with the inverter on standby. The status bar at the top of the screen will say ENERGY SAVING MODE ACTIVE. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 68: Switching Between Ups Operation Modes
12. The UPS system is now isolated from the critical load. 13. 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 33. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... - Page 69 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 is operating in the maintenance bypass mode. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
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Page 70: Figure 33 One-Line Diagram, Single-Input Ups With 3-Breaker Maintenance Bypass Cabinet And
4. Control wiring must be run in separate conduits. 5. Internal battery breaker is optional on units with EXM11011 internal batteries; battery breaker is factory-supplied Rev. 2 with external Vertiv battery cabinets. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™... -
Page 71: Switching The Ups From Maintenance Bypass To Normal Operation
10. Log in as Operator, Administrator or Service. 11. Touch the OPERATE tab. 12. Touch the Inverter On radio button. 13. To continue, confirm turning On the inverter when prompted. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 72: De-Energize Liebert® Exm™ With Maintenance Bypass Cabinet
4. To continue, confirm turning Off the inverter when prompted. Open all battery circuit breakers(s) including the internal battery breaker (if applicable). ™ 6. If the MBC is a Vertiv cabinet, open the Maintenance Isolation Circuit Breaker (MIB). If the MBC is a ™... -
Page 73: De-Energize Liebert® Exm™ Without Maintenance Bypass Cabinet
3. Bypass and rectifier inputs and output cables must be run in separate conduits. 4. Control wiring must be run in separate conduits. 5. Customer must supply shunt trip breakers with 480V coils to the bypass and rectifier inputs. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 74: Parallel Operations-Determine Control Panel Firmware Version
™ Liebert system that is being de-energized. ™ If the parallel switchgear is a matching Vertiv 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. -
Page 75: Re-Energize A Liebert® Exm™ Parallel System-Control Panel Firmware Version 1.1
® ™ Liebert system that is being de-energized. If the parallel switchgear is a matching Vertiv ™ cabinet, open the Maintenance Isolation Circuit Breaker (MIB). b. Open all Module Output Breakers (MOB). -
Page 76: Re-Energize A Liebert® Exm™ Parallel System-Control Panel Firmware Version 1.0
The UPS to be removed from the system is in the Off state. The other UPS’s in the system will display parapowerCANCommAbnorm and an alarm will sound on the other UPS’s because they lost communication with the isolated UPS. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 77: Re-Energize A Single Liebert® Exm™ In A Parallel System-Control Panel Firmware Version
8. Open all Module Output Breakers (MOB) Open the input breakers that feed each UPS. 10. The UPS’s are now Off, and the load is supplied by external maintenance bypass. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 78: Re-Energize A Liebert® Exm™ Parallel System With Skru Interlock Online From Maintenance Bypass-Control Panel Firmware Version
™ • if Auto Recovery after EOD Enabling is enabled in the UPS configuration (set at the factory or by Vertiv Services) • after the Auto Recovery after EOD Delay Time expires (the default delay is 10 minutes) During the auto recovery delay, the Liebert ®... -
Page 79: Reset After Shutdown For Emergency Stop Or Other Conditions
Only properly trained and qualified service personnel are authorized to remove the protective covers. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 80: Static Bypass Switch
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. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 81: Specifications And Technical Data
W x D x H, in (mm) (600 x 1000 x 2000) (840 x 1000 x 2000) Color RAL 7021 (Black) RAL 7021 (Black) Protection Degree IEC (60529) IP20 IP20 | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 82: Ups Electrical Characteristics
Current Current Rating Total Wire Wire (1) #3 (1) #1 (1) 2/0 (1) 4/0 (2) 1/0 (2) 3/0 (2) 4/0 (2) 300 Wire sized for operation at 40°C | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 83: Table 18 Ups Currents And Terminals-Bypass, Dual-Input Unit, 480V Operation
® A Liebert BIB is required for shunt trip of the customer-supplied breaker for the external DC ™ source. Refer to SL-25656, available at Vertiv’s Web site, www.vertivco.com, for details. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™... - Page 84 Battery Charging Power, kW: 5.5kW per 50kVA power module Maximum Current Maximum Charging Current, A: 10A per 50kVA power module * Battery charger power and current are both proportionately reduced for derated UPS models. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
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Page 85: Table 23 Inverter Output To Critical Load
± 10% or ± 20%; default: ±10% ± 0.5, 1,2,3Hz 10% of rated frequency Synchronization Window Default Value: ±2Hz Table 25 Bypass maximum 10 cycle current Capacity, 10 cycle Current, A 50-200 1800 2400 | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 86: Table 26 Ac/Ac Efficiency, Loss And Air Exchange
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 | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 87: Maintenance
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 Vertiv ™ Maintain the UPS cabinets free of foreign materials such as solder, wire cuttings, etc. - Page 88 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. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
- Page 89 électrique avec le sol. En cas d’incendie associé à du matériel électrique, n’utilisez que des extincteurs à dioxyde de carbone ou homologués pour la lutte contre les incendies d’origine électrique. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
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Page 90: Limited Life Components
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... -
Page 91: Record Log
Vertiv Services at 800-543-2378 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. -
Page 92: Torque Requirements
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. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™... -
Page 93: Reporting A Problem
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 Vertiv Services dispatcher. Call 800-543-2378 to report ™ a problem or to request assistance. - Page 94 SJ/T11363-2006 ™ Vertiv 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.
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Page 95: Ppendixb - Ups Status Essages
Input Phase Reversed Input phase sequence is reversed. Contact Vertiv Services at 800-543-2378 for assistance. ™ Rectifier could not start due to low DC bus voltage. Contact Vertiv Services at 800-543-2378 Soft Start Fail for assistance. This alarm is triggered by an inverter software routine when the amplitude or frequency of bypass voltage is beyond the normal range. - Page 96 2. Verify the waveform of the bypass voltage. If it is too distorted, ask the customer to verify and seek any possible measurements. ™ Contact Vertiv Services at 800-543-2378 for assistance. ™ This alarm indicates a fault condition exists within the inverter. Contact Vertiv Services at 800- Inverter Fault 543-2378 for assistance. ™ Fan Fault At least one of the cooling fans failed.
- Page 97 The UPS will recover automatically and will transfer the load back to inverter power within an hour. ™ UPS working within a parallel system are not sharing load current correctly. Contact Vertiv Load Sharing Fault Services at 800-543-2378 for assistance.
- Page 98 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. | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
- Page 99 NOTES | Liebert® EXM 50-250kVA, 480V, 60Hz User Manual | Vertiv ™ ™...
- Page 101 © 2018 Vertiv Co. All rights reserved. Vertiv and the Vertiv logo are trademarks or registered trademarks of Vertiv Co. All other names and logos referred to are trade names, trademarks or registered trademarks of their respective owners. While every precaution has been taken to ensure accuracy and completeness herein, Vertiv Co.
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