Emerson 250-400kVA Manuel d'installation

Liebert® NXL™ UPSInstallation Manual – 250-400kVA, 60Hz, Three-Phase, Single-Module and Multi-Module Units

Single-Module and Multi-Module Mechanical InstallationLiebert® NXL™41.3 Environmental Considerations1.3.1 UPS RoomThe UPS module is intended for indoo

Single-Module and Multi-Module Mechanical Installation5Liebert® NXL™1.4.2 ClearancesThe Liebert NXL has no ventilation grilles at either side or at th

Single-Module and Multi-Module Mechanical InstallationLiebert® NXL™61.5 System CompositionA UPS system can comprise a number of equipment cabinets, de

Single-Module and Multi-Module Mechanical Installation7Liebert® NXL™Figure 2 Cabinet arrangement—Liebert NXL 400kVA, 575-600V multi-module and battery

UPS Electrical InstallationLiebert® NXL™82.0 UPS ELECTRICAL INSTALLATIONThis chapter provides guidelines for qualified installers who must have knowle

UPS Electrical Installation9Liebert® NXL™2.2 Power CablesThe UPS requires both power and control cabling. All control cables, whether shielded or not,

UPS Electrical InstallationLiebert® NXL™102.2.2 Power Cable Connection ProcedureThe rectifier input, bypass, output and battery power cables (all requ

UPS Electrical Installation11 Liebert® NXL™5. For control connection details, see 2.3 - Control Cable and Communication.6. Close and secure the interi

UPS Electrical InstallationLiebert® NXL™122.3 Control Cable and CommunicationBased on your site’s specific needs, the UPS may require auxiliary connec

UPS Electrical Installation13 Liebert® NXL™2.3.1 Dry ContactsNOTEIf connection to more than one module is required, use a separate contact for each mo

CONTACTING EMERSON NETWORK POWER® FOR SUPPORTTo contact Emerson Network Power Liebert® Services for information or repair service in the United States

UPS Electrical InstallationLiebert® NXL™142.3.2 Multi-Module CommunicationParalleling cables that connect the module to the system are connected to te

UPS Electrical Installation15 Liebert® NXL™Figure 6 Inter-Module Communication Board wiring diagram—Multi-modules2.4 Digital LBSThe Load Bus Sync inte

UPS Electrical InstallationLiebert® NXL™162.5 Configuring Neutral and Ground ConnectionsImproper grounding is the largest single cause of UPS installa

UPS Electrical Installation17 Liebert® NXL™Center-tapped or grounded battery systems are not possible with battery cabinet systems.Whether the battery

UPS Electrical InstallationLiebert® NXL™18Figure 10 Grounding diagram, three-wire multi-module systemSwitchgearUPS #1SourceGNNGUPS #2NGUPS #3NGTo conn

UPS Electrical Installation19 Liebert® NXL™Figure 11 Grounding diagram, four-wire multi-module systemSwitchgearUPS #1SourceGNBPSSNGUPS #2BPSSNGUPS #3B

Optional EquipmentLiebert® NXL™203.0 OPTIONAL EQUIPMENT3.1 Single-Module System Options3.1.1 Matching Maintenance Bypass CabinetA matching Liebert NXL

Optional Equipment21 Liebert® NXL™3.2.2 Programmable Relay BoardThe Programmable Relay Board (PRB) provides a means to trigger an external device when

Optional EquipmentLiebert® NXL™22Configuring the Programmable Relay Board Settings1. Press Internal Option Settings from the Config menu.2. Press whic

Optional Equipment23 Liebert® NXL™The Input Contact Isolator dialog box allows you to:• Label the input contact assignments for your setup.• Set the d

iTABLE OF CONTENTSCONTACTING EMERSON NETWORK POWER® FOR SUPPORT . . . . . . . . . . . . . . INSIDE FRONT COVERIMPORTANT SAFETY INSTRUCTIONS . . . . .

Optional EquipmentLiebert® NXL™246. Press SAVE after you have configured all input contacts.Be sure to press Save even if you have accessed this dialo

Installation Drawings25 Liebert® NXL™4.0 INSTALLATION DRAWINGSFigure 16 Outline drawing, 250kVA, 480V Liebert NXLNotes 1. All dimensions are in inches

Installation DrawingsLiebert® NXL™26Figure 17 Outline drawing, 250kVA, 575/600V; and 300kVA, 480/575/600V Liebert NXLBOTTOM VIEWNotes: 1. All dimensio

Installation Drawings27 Liebert® NXL™Figure 18 Outline drawing, 400kVA, 480V Liebert NXLNote:1. All dimensions are in inches (mm).2. 24" (610) mi

Installation DrawingsLiebert® NXL™28Figure 19 Outline drawing, 400kVA, 575V/600V Liebert NXLNOTE: 1. All dimensions are in inches (mm). 2. 24" (6

Installation Drawings29 Liebert® NXL™Figure 20 Outline drawing, 400kVA, 575V/600V Liebert NXL with DC I/O cabinetNote:1. All dimensions are in inches

Installation DrawingsLiebert® NXL™30Figure 21 Main components, 250kVA, 480V Liebert NXLHMI ScreenMain InputCircuit Breaker (CB1)Option Box(6 Slots Ava

Installation Drawings31 Liebert® NXL™Figure 22 Main components, 250kVA, 575/600V, and 300kVA, 480/575/600V Liebert NXLHMI ScreenMain InputCircuit Brea

Installation DrawingsLiebert® NXL™32Figure 23 Main components, 400kVA, 480V Liebert NXLHMI ScreenMain InputCircuit Breaker (CB1)Option Box(6 Slots Ava

Installation Drawings33 Liebert® NXL™Figure 24 Main components, 400kVA, 575V/600V Liebert NXLU40-4C-1005Rev. 0 DOORS AND INNER SKINS REMOVEDDOORS REMO

ii4.0 INSTALLATION DRAWINGS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .255.0 SPECIFICATIONS . . .

Installation DrawingsLiebert® NXL™34Figure 25 Main components, 400kVA, 575V/600V Liebert NXL with DC I/O cabinetU40-4C-1007Rev. 0HMI ScreenDOORS REMOV

Installation Drawings35 Liebert® NXL™Figure 26 Input/output conduit detail drawing, 250-300kVA, all voltages, Liebert NXLDC3" Conduit, 2 PlacesIn

Installation DrawingsLiebert® NXL™36Figure 27 Input/output terminal detail, 400kVA, 480V Liebert NXLBypassNeutralOutputNeutralInner PanelRemovedFor Cl

Installation Drawings37 Liebert® NXL™Figure 28 Input/output terminal detail, 400kVA, 575V/600V Liebert NXLU40-4E-1408 Rev. 0Notes:1. All dimensions ar

Installation DrawingsLiebert® NXL™38Figure 29 Input/output terminal detail, 400kVA, 575V/600V Liebert NXL with DC I/O cabinet35.3"(897mm)FRONTBOT

Installation Drawings39 Liebert® NXL™Figure 30 Top cable entry routing and installation orderThe cables must be routedaround the fault bracesto preven

Installation DrawingsLiebert® NXL™40Figure 31 Bottom cable entry routing and installation orderSIDE VIEWFault BraceOutputFault BraceRectifier InputFau

Installation Drawings41 Liebert® NXL™Figure 32 Single-input busbar arrangement—250-400kVA unitsFigure 33 Low-voltage cable entry—250-400kVA units3 Pla

SpecificationsLiebert® NXL™425.0 SPECIFICATIONSTable 10 Liebert NXL UPS specifications250kVA480V250kVA575/600V300kVA480V300kVA575/600V400kVA480V400kVA

Specifications43 Liebert® NXL™Capacity to Handle Leading PF Load0.9 lag to Nom Subject to Max. kW ratingat 0.95 Lead Subject to Max. kW ratingat 0,9 L

iiiTABLESTable 1 UPS input dry contacts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SpecificationsLiebert® NXL™44Table 11 Current ratings—rectifier inputUPS RatingVoltage,VACNominalCurrentMaximumCurrentkVA kW250 225 480 312 389250 225

Specifications45 Liebert® NXL™Table 15 Recommended conduit and cable sizesUPS RatingVoltage(VAC)(# of conduits); size of conduits; # -size of phase ca

SpecificationsLiebert® NXL™46 Bonding UPS Rating Main Bonding Jumper/Grounding Electrode ConductorkVA kW Copper Conductors Aluminum Conductors250 225

Specifications47 Liebert® NXL™Figure 34 Inverter overload dataTime, secondsLoad, PercentTime, secondsContinuous1363604025151064210.5100159250394600937

SpecificationsLiebert® NXL™48Figure 35 Bypass overload data1000500150010002000300040005000250035004500110110% Load - 15,000 SecondsLoad, PercentTime,

Specifications49 Liebert® NXL™Table 16 Recommended lug sizes Cable Size T&B CopperOne Hole T&B CopperTwo Hole T&B AluminumOne Hole T&B

While every precaution has been taken to ensure the accuracyand completeness of this literature, Liebert Corporation assumes noresponsibility and disc

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Important Safety Instructions1Liebert® NXL™IMPORTANT SAFETY INSTRUCTIONSSAVE THESE INSTRUCTIONSThis manual contains important instructions that should

Important Safety InstructionsLiebert® NXL™2NOTICEThis unit complies with the limits for a Class A digital device, pursuant to Part 15 Subpart J of the

Single-Module and Multi-Module Mechanical Installation3Liebert® NXL™1.0 SINGLE-MODULE AND MULTI-MODULE MECHANICAL INSTALLATION1.1 IntroductionThis fol