Manual De Instalacion UPS Liebert E XL

User Manual: Manual-de-Instalacion-UPS-Liebert-eXL

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Liebert® eXL™
Installation Manual – 625-800kVA, 1.0PF, 60Hz, Three-Phase, Single-Module

CONTACTING EMERSON NETWORK POWER FOR SUPPORT
To contact Emerson Network Power Liebert Services for information or repair service in the United
States, call 800-543-2378. Liebert Services offers a complete range of start-up services, repair
services, preventive maintenance plans and service contracts.
For repair or maintenance service outside the 48 contiguous United States, contact Liebert Services,
if available in your area. For areas not covered by Liebert Services, the authorized distributor is
responsible for providing qualified, factory-authorized service.
For Liebert Services to assist you promptly, please have the following information available:
Part numbers: _________________________________________________________________
Serial numbers:________________________________________________________________
Rating: _______________________________________________________________________
Date purchased: _______________________________________________________________
Date installed:_________________________________________________________________
Location: ______________________________________________________________________
Input voltage/frequency: ________________________________________________________
Output voltage/frequency: ______________________________________________________
Battery reserve time:___________________________________________________________

Product Warranty Registration
To register for warranty protection, visit the Service and Support section of our Web site at:
www.liebert.com
Click on Product Registration and fill out the form.

TABLE OF CONTENTS
IMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
SAVE THESE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
1.0

MECHANICAL INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

1.1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.2

Preliminary Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.3

Environmental Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.3.1
1.3.2

1.4

UPS Room . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Positioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.4.1
1.4.2
1.4.3
1.4.4

Moving the Cabinets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Clearances. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Raised-Floor Installations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Kick Plate Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5
6
6
6

1.5

System Composition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.6

Cable Entry. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.7

Cable routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

2.0

UPS ELECTRICAL INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

2.1

External Protective Devices. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

2.2

Power Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

2.3

Sizing the Input Breaker Feeding a Liebert eXL UPS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.3.1

2.4

Control Cable and Communication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2.4.1

2.5

Power Cable Connection Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Dry Contacts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
2.5.1
2.5.2
2.5.3

Three-Wire Input connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
High Resistance Grounding (see attached document) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Preferred Grounding Configuration, Battery Systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

2.6

No CB2 Option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

2.7

Internal Breaker Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

3.0

OPTIONAL EQUIPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

3.1

Single-Module System Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.1.1
3.1.2
3.1.3

3.2

Battery Temperature Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Matching Liebert eXL Battery Cabinet. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Remote Alarm Status Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Communication and Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.2.1

Alber Monitoring System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

4.0

INSTALLATION DRAWINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

5.0

SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

i

FIGURES
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

Cabinet arrangement—Liebert eXL and battery cabinets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Liebert eXL customer connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
No CB2 option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Internal Breaker settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Typical main components, 625-800kVA Liebert eXL single-module UPS . . . . . . . . . . . . . . . . . . . 17
Outline Drawing, 625-800kVA Liebert eXL single-module UPS . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Base drawing, 625-800kVA Liebert eXL single-module UPS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Input and battery terminal detail, 625-800kVA Liebert eXL single-module UPS . . . . . . . . . . . . 19
Output and bypass terminal detail, 625-800kVA Liebert eXL single-module UPS . . . . . . . . . . . 20
Input, output and bypass terminal spacing details, 625-800kVA Liebert eXL single-module
UPS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Low-voltage cable routing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Shipping split, 625-800kVA Liebert eXL single-module UPS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Shipping split, 625-800kVA Liebert eXL single-module UPS, continued . . . . . . . . . . . . . . . . . . . 23
Kickplate installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Cabling for single input configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Optional Input Contact Isolator Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Control wiring, Programmable Relay Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Inverter overload data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Rectifier overload data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Bypass overload data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

TABLES
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

UPS Digital Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
UPS Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
UPS control contacts to Battery Interface Boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
UPS control contacts to Remote Status Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Key to items in Figure 14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input Contact Isolator Board control wiring connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Programmable Relay Board pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Liebert eXL UPS specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Current ratings—rectifier input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Current ratings—bypass input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Current ratings—output. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Current ratings—DC source. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Recommended conduit and cable sizes for use with 80% rated breakers . . . . . . . . . . . . . . . . . . .
Recommended conduit and cable sizes for use with 100% rated breakers . . . . . . . . . . . . . . . . . .
Recommended torque values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Recommended lug sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ii

12
12
13
13
24
25
26
27
28
28
28
28
33
34
35
35

Important Safety Instructions

IMPORTANT SAFETY INSTRUCTIONS

SAVE THESE INSTRUCTIONS
This manual contains important instructions that should be followed during installation of your
Liebert eXL UPS. 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.

! 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.
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 installation and maintenance.
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. Observe all precautions in the Operation and
Maintenance Manual, SL-26030, before as well as during performance of all maintenance
procedures. Observe all DC safety precautions before working on or near the DC system.

! AVERTISSEMENT
Risque de décharge électrique pouvant causer des blessures graves, voire mortelles.
Ce système ASC comporte plusieurs circuits à haute tension c.a et c.c. Vérifiez les tensions au
moyen de voltmètres c.a. et c.c. avant d’utiliser le système ASC. Vérifiez les tensions avec des
voltmètres c.a. et c.c. avant d’établir tout contact.
Seuls des employés qualifiés et dûment formés portant un casque, des gants, des chaussures
et des lunettes de sécurité adéquats doivent se charger d’installer le système ASC ou de le
préparer pour l’installation.Les responsables de l’entretien et l’équipement d’essai doivent
reposer sur des tapis de caoutchouc lors de toute intervention sur une pièce d’équipement sous
tension.
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.
Les opérations d’installation et d’entretien requièrent une extrême prudence.
Des précautions de sécurité spéciales sont requises pour les procédures associées à la
manutention, à l’installation et à l’entretien du système ASC. Observez toutes les précautions
de sécurité décrites dans le présent manuel avant de manipuler ou d’installer le système ASC.
Observez également toutes les précautions décrites dans le manuel d’utilisation et
d’entretien, SL-26030, avant et pendant toutes les procédures d’entretien. Observez toutes les
précautions de sécurité appropriées lorsque vous travaillez sur à proximité d’une source c.c.
de sécurité appropriées dès que vous vous trouvez à proximité d’une source c.c.

1

Liebert® eXL™

Important Safety Instructions

! WARNING
Risk of heavy unit falling over. Improper handling can cause equipment damage, injury or

death.
Exercise extreme care when handling UPS cabinets to avoid equipment damage or injury to
personnel. The UPS module weight is up to 5735lb (2601kg).

Locate center of gravity symbols
and determine unit weight before handling each
cabinet. Test lift and balance the cabinets before transporting. Maintain minimum tilt from
vertical at all times.
Slots at the base of the module cabinets are intended for forklift use. Base slots will support
the unit only if the forks are completely beneath the unit.
Read all of the following instructions before attempting to move, lift, or remove packaging
from unit, or prepare unit for installation.

! AVERTISSEMENT
Le centre de gravité élevé de l’appareil présente un risque de renversement. Une mauvaise

manutention peut entraîner des dommages matériels, des blessures et même la mort.
Faites preuve d’une extrême prudence lors de la manutention des armoires ASC afin d’éviter
de les endommager ou de blesser le personnel. Le module ASC pèse jusqu’à 2 601kg (5 735lb).
Identifiez les symboles de centre de gravité
et déterminez le poids de l’appareil avant de
manipuler chaque armoire. Testez le levage et l’équilibre des armoires avant de transporter
l’appareil. Maintenez en tout temps l'inclinaison verticale minimale.
Les fentes situées à la base des armoires du module sont conçues pour utiliser le chariot
élévateur. Les fentes situées à la base peuvent soutenir le système seulement si les fourches
se trouvent complètement sous le système.
Lisez toutes les instructions ci-dessous avant de tenter de déplacer, lever, déballer ou
préparer le système en vue de son installation.

! WARNING
Risk of electrical shock and fire. Can cause equipment damage, personal injury or death.
Under typical operation and with all UPS doors closed, only normal safety precautions are
necessary. The area around the UPS system should be kept free of puddles of water, excess
moisture and debris.
Only test equipment designed for troubleshooting should be used. This is particularly true for
oscilloscopes. Always check with an AC and DC voltmeter to ensure safety before making
contact or using tools. Even when the power is turned Off, dangerously high potential electric
charges may exist at the capacitor banks and at the DC connections.
All wiring must be installed by a properly trained and qualified electrician. All power and
control wiring must comply with all applicable national, state and local codes.
One person should never work alone, even if all power is disconnected from the equipment. A
second person should be standing by to assist and to summon help in case of an accident.

Liebert® eXL™

2

Important Safety Instructions

! AVERTISSEMENT
Risque de décharge électrique et d’incendie. pouvant entraîner des dommages matériels, des

blessures et même la mort.
Les précautions de sécurité habituelles suffisent lorsque le système ASC est en mode de
fonctionnement normal et que toutes les portes sont fermées. La zone entourant le système
ASC doit être exempte de flaques d’eau, d’humidité excessive et de débris.
Seuls des équipements d’essai conçus pour le dépannage doivent être utilisés. Cette mise en
garde couvre notamment les oscilloscopes. Utilisez toujours un voltmètre c.a. et c.c. pour
vérifier les tensions avant d’établir un contact ou d’utiliser des appareils. Des tensions
dangereusement élevées peuvent demeurer dans les batteries de condensateurs et au niveau
des raccords c.c., même une fois l’alimentation coupée.
Tous les raccords doivent être effectués par un électricien dûment formé et qualifié. Tous les
câbles d’alimentation et de commande doivent être conformes aux codes nationaux et locaux
en vigueur.
Une personne ne devrait jamais travailler seule, même si toute l’alimentation d’entrée est
coupée. Une deuxième personne devrait toujours être présente pour porter assistance ou
chercher de l’aide en cas d’accident.
NOTE
Materials sold hereunder cannot be used in the patient vicinity (e.g., use where UL, cUL or
IEC 60601-1 is required). Medical applications such as invasive procedures and electrical life
support equipment are subject to additional terms and conditions.

NOTICE
If optional filtering is installed, 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. Operation of
this unit in a residential area may cause harmful interference that the user must correct at
his own expense.

3

Liebert® eXL™

Mechanical Installation

1.0

MECHANICAL INSTALLATION

1.1

Introduction
This section describes the requirements that must be taken into account when planning the
positioning and cabling of the Liebert eXL uninterruptible power supply and related equipment.
This chapter is a guide to general procedures and practices that should be observed by the installing
personnel. The particular conditions of each site will determine the applicability of such procedures.

! WARNING
Risk of electrical shock. Can cause injury or death.
Special care must be taken when working with the batteries associated with this equipment.
When they are connected together, the battery terminal voltage will exceed 400VDC and is
potentially lethal.

! AVERTISSEMENT
Risque de décharge électrique pouvant causer des blessures graves, voire mortelles.
Des précautions particulières doivent être prises lors de travaux touchant les batteries
associées à cet équipement.
Lorsque les batteries sont branchées ensemble, la tension à la borne d’une batterie dépasse
400 V c.c. et est potentiellement mortelle.
NOTE
All equipment not referred to in this manual is shipped with details of its own mechanical and
electrical installation.

NOTICE
Three-phase input supply required.
The standard Liebert eXL UPS is suitable for connection to three-phase, three-wire (+ Earth)
TN-C and TN-S.

NOTICE
Do not apply electrical power to the UPS equipment before the arrival of the commissioning
engineer.

1.2

Preliminary Checks
Before installing the UPS, please carry out the following preliminary checks:
• Visually examine the UPS equipment for transit damage, both internally and externally. Report
any damage to the shipper immediately.
• Verify that the correct equipment is being installed. The equipment supplied has an identification
tag on the interior doors reporting the type, size and main calibration parameters of the UPS.
• Verify that the UPS room satisfies the environmental conditions stipulated in the equipment
specification, paying particular attention to the ambient temperature and air exchange system.

Liebert® eXL™

4

Mechanical Installation

1.3

Environmental Considerations

1.3.1

UPS Room
The UPS module is intended for indoor installation and should be located in a cool, dry, clean-air
environment with adequate ventilation to keep the ambient temperature within the specified
operating range (see Environmental Parameters in Table 8).
The Liebert eXL UPS is cooled with the aid of internal fans. To permit air to enter and exit and
prevent overheating or malfunctioning, do not cover the ventilation openings.
The Liebert eXL UPS is equipped with air filters located behind the front doors. A schedule for
inspection of the air filters is required. The period between inspections will depend upon
environmental conditions.
When bottom entry is used, the conduit plate must be installed.
NOTE
The UPS is suitable for mounting on concrete or other non-combustible surface only.

1.3.2

Storage
Should the equipment not be installed immediately, it must be stored in a room for protection against
excessive humidity and/or heat sources (see Environmental Parameters in Table 8).

1.4

Positioning
The cabinet is structurally designed to handle lifting from the base.
Access to the power terminals, auxiliary terminal blocks and power switches is from the front.
The door can be opened to give access to the power connection bars, auxiliary terminal blocks and
power isolators. Front door can be opened to 90 degrees, and interior doors can be removed for more
flexibility in installations.
NOTE
The UPS must be placed on a non-combustible surface suitable to support the weight of the
unit.

1.4.1

Moving the Cabinets
The route to be travelled between the point of arrival and the unit’s position must be planned to make
sure that all passages are wide enough for the unit and that floors are capable of supporting its
weight (for instance, check that doorways, lifts, ramps, etc. are adequate and that there are no
impassable corners or changes in the level of corridors).
Ensure that the UPS weight is within the designated surface weight loading (lb/in2) of any handling
equipment. For weight details, see Table 8.
The UPS can be handled with a forklift or similar equipment. Ensure any lifting equipment used in
moving the UPS cabinet has sufficient lifting capacity. When moving the unit by forklift, care must be
taken to protect the panels. Do not exceed a 15-degree tilt with the forklift. Bottom structure will
support the unit only if the forks are completely beneath the unit.
Handling with straps is not authorized.

! WARNING
Risk of heavy unit falling over. Improper handling can cause equipment damage, injury or
death.
Because the weight distribution in the cabinet is uneven, use extreme care while handling
and transporting. Take extreme care when handling UPS cabinets to avoid equipment
damage or injury to personnel.
The UPS module weight is up to 5735lb (2601kg)).

Locate center of gravity symbols
and determine unit weight before handling each
cabinet. Test lift and balance the cabinets before transporting. Maintain minimum tilt from
vertical at all times.
5

Liebert® eXL™

Mechanical Installation

! AVERTISSEMENT
Le centre de gravité élevé de l’appareil présente un risque de renversement. Une mauvaise

manutention peut entraîner des dommages matériels, des blessures et même la mort.
En raison de la distribution inégale du poids de l’armoire, vous devez faire preuve d’extrême
prudence lors de sa manipulation et de son transport. Faites preuve d’une extrême prudence
lors de la manutention des armoires ASC afin d’éviter de les endommager ou de blesser le
personnel.
Le module ASC pèse jusqu’à 2 601kg (5 375 lb).
Identifiez les symboles de centre de gravité
et déterminez le poids de l’appareil avant de
manipuler chaque armoire. Testez le levage et l’équilibre les armoires avant de transporter
l’appareil. Maintenez en tout temps l'inclinaison verticale minimale

1.4.2

Clearances
The Liebert eXL has no ventilation grilles at either side or at the rear of the UPS. Clearance around
the front of the equipment should be sufficient to permit free passage of personnel with the doors fully
opened. It is important to leave a distance of 24in. (610mm) between the top of the UPS and any
overhead obstacles to allow the module to be serviced and to permit adequate circulation of air coming
out of the unit.

1.4.3

Raised-Floor Installations
If the equipment is to be located on a raised floor, it should be mounted on a pedestal suitably
designed to accept the equipment point loading. Refer to Figure 7 to design this pedestal.

1.4.4

Kick Plate Installation
If the unit is to be installed in a position that does not permit access to rear kick plates, then the kick
plates should be installed before the unit is placed in its final position.

1.5

System Composition
A UPS system can include a number of equipment cabinets, depending on the individual system
design requirements: e.g., UPS cabinet, battery cabinet, maintenance bypass cabinet. In general, all
the cabinets used in a particular installation are of the same height. Refer to the drawings provided in
4.0 - Installation Drawings for the positioning of the cabinets as shown in Figure 1.

1.6

Cable Entry
Cables can enter the UPS cabinet from bottom or top into the Input/Output (I/O) of the unit; see the
figures in 4.0 - Installation Drawings.

1.7

Cable routing
Per NEC 300.20 (NEC 2014 or equivalent), all phase conductors and ground conductors must be
grouped together when they are installed in ferrous enclosures or go through ferrous material. This is
to avoid heating from induction currents.

Liebert® eXL™

6

Mechanical Installation

Figure 1

Cabinet arrangement—Liebert eXL and battery cabinets

Liebert
eXL
UPS

If the cabinets are to be bolted together,
the side panels and hangers must be
removed before beginning.

Additional
Battery
Cabinet(s)
(Matching)

Additional
Battery
Cabinet(s)
(Matching)

Battery
Cabinet
(Matching)

Battery
Cabinet
(Matching)

Liebert
eXL
UPS

Liebert
eXL
UPS

Liebert
eXL
UPS

Battery cabinets can be bolted to the left of
the UPS and the cabling routed internally.

Battery
Cabinet
(Matching)

Additional
Battery
Cabinet(s)
(Matching)

Battery cabinets can be bolted to the right of the UPS.
However, the cabling must be routed externally.

7

Liebert® eXL™

UPS Electrical Installation

2.0

UPS ELECTRICAL INSTALLATION
This chapter provides guidelines for qualified installers who must have knowledge of local wiring
practices pertaining to the equipment to be installed.

! WARNING
Risk of electrical shock. Can cause injury or death.
The UPS contains high DC as well as AC voltages. Check for voltage with both AC and DC
voltmeters before working within the UPS.
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.

! AVERTISSEMENT
Risque de décharge électrique pouvant causer des blessures graves, voire mortelles.
Le système ASC contient des tensions c.c. et c.a. élevées. Vérifiez les tensions au moyen de
voltmètres c.a. et c.c. avant d’utiliser le système ASC.
Seuls des employés qualifiés et dûment formés portant un casque, des gants, des chaussures
et des lunettes de sécurité adéquats doivent se charger d’installer le système ASC ou de le
préparer pour l’installation.

2.1

External Protective Devices
For safety, circuit breakers must be installed in the input AC supply and external battery system.
Given that every installation has its own characteristics, this section provides guidelines for qualified
installation personnel with knowledge of operating practices, regulatory standards and the
equipment to be installed.
External overcurrent protection must be provided. See Figures 18, 19 and 20 for overload capacity.

2.2

Power Cables
The UPS requires both power and control cabling. All control cables, whether shielded or not, should
be run separately from the power cables in metal conduits or metal ducts that are electrically bonded
to the metalwork of the cabinets to which they are connected.
The cable design must comply with the voltages and currents in Tables 9 through 12, follow local
wiring practices and take into consideration the environmental conditions (temperature and physical
support media), room temperature and conditions of installation of the cable and system’s overload
capacity (see 5.0 - Specifications).

! WARNING
Risk of electrical shock. Can cause injury or death.
Before cabling the UPS, ensure that you are aware of the location and operation of the
external isolators that connect the UPS input/bypass supply to the power distribution panel.
Check that these supplies are electrically isolated, and post any necessary warning signs to
prevent their inadvertent operation.

! AVERTISSEMENT
Risque de décharge électrique pouvant causer des blessures graves, voire mortelles.
Avant de procéder au câblage du système ASC, assurez-vous que vous êtes au courant de
l’emplacement et du fonctionnement des isolateurs externes qui raccordent l’alimentation
d’entrée ou de dérivation au panneau de distribution électrique.
Vérifiez que ces raccords sont isolés électriquement et installez tous les panneaux
d’avertissement nécessaires pour empêcher leur utilisation accidentelle.

Liebert® eXL™

8

UPS Electrical Installation

When sizing battery cables, a maximum voltage drop of 2VDC is permissible at the current ratings
given in Table 12.
The following are guidelines only and are superseded by local regulations and codes of practice where
applicable:
• The grounding conductor should be sized according to the fault rating, cable lengths, type of
protection, etc. The grounding cable connecting the UPS to the main ground system must follow
the most direct route possible.
• Consideration should be given to the use of paralleled smaller cables for heavy currents, as this
can ease installation considerably.
• AC and DC cables must be run in conduits according to local codes, national codes and standard
best practices. This will prevent creation of excess EMI fields.

2.3

Sizing the Input Breaker Feeding a Liebert eXL UPS
Nominal input current (considered continuous) is based on full-rated output load. Maximum current
includes nominal input current and maximum battery recharge current (considered noncontinuous).
Continuous and noncontinuous current are defined in the NEC.
Maximum input current is controlled by the current limit setting, which is adjustable. Values shown
are for default current limit of 125%. If a smaller input feed breaker is used, the input current limit
can be adjusted; see your Emerson representative for more information. The input current limit
should not be set less than 105% of the current needed to support the inverter at full load for normal
operation. This results in sufficient power to recharge the battery in a reasonable time and to operate
over the published input voltage range.

2.3.1

Power Cable Connection Procedure
The rectifier input, bypass, output and battery power cables (all require lug-type terminations) are
connected to busbars in the I/O sections (refer to 4.0 - Installation Drawings).
Equipment Ground
The equipment ground busbars are in the I/O sections (refer to 4.0 - Installation Drawings). The
grounding conductor must be connected to the ground busbar and bonded to each cabinet in the
system.
All cabinets and cabling should be grounded in accordance with local regulations.
NOTE
Proper grounding reduces problems in systems caused by electromagnetic interference.

! 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 procédures de mise à la terre peut entraîner des risques d’électrocution du
personnel, ou des risques d’incendie en cas de défectuosité de la mise à la terre.
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 Emerson Network Power. Pour obtenir les renseignements de
contact, consultez la dernière page de ce manuel.

9

Liebert® eXL™

UPS Electrical Installation

Once the equipment has been positioned and secured, connect the power cables as described below
(refer to the appropriate cable connection drawing in 4.0 - Installation Drawings):
1. Verify that the UPS equipment is isolated from its external power source and all the UPS power
isolators are open. Check that these supplies are electrically isolated and post any necessary
warning signs to prevent their inadvertent operation.
2. Open exterior and interior panels on the front of the I/O sections.
3. Connect the ground to the equipment ground busbar located in the I/O sections.
4. Make power connections and tighten the connections to the proper torque.
Ensure correct phase rotation.

! WARNING
Risk of electrical shock. Can cause injury or death.
If the load equipment will not be ready to accept power on the arrival of the commissioning
engineer, ensure that the system output cables are safely isolated at their termination.

! AVERTISSEMENT
Risque de décharge électrique pouvant causer des blessures graves, voire mortelles.
Si les équipements branchés ne sont pas prêts à être alimentés à l’arrivée de l'ingénieur de
mise en service, assurez-vous que les bornes des câbles de sortie du système soient isolées de
façon sécuritaire.

! WARNING
Risk of electrical shock. Can cause injury or death.
When connecting the cables between the battery extremities to the circuit breaker, always
connect the circuit breaker end of the cable first.

! AVERTISSEMENT
Risque de décharge électrique pouvant causer des blessures graves, voire mortelles.
Lors du raccordement de câbles entre des bornes de batterie et un disjoncteur, branchez
toujours en premier l’extrémité du câble qui se raccorde au disjoncteur.
5. For control connection details, see 2.4 - Control Cable and Communication.
NOTE
If any fault bracing brackets were removed during installation, they MUST be replaced.
6. Close and secure the interior and exterior doors.
7. Attach the kick plates to the bottom of the unit. See Figure 14.

2.4

Control Cable and Communication
Based on your site’s specific needs, the UPS may require auxiliary connections to manage the battery
system (external battery circuit breaker), communicate with a building management system or
provide alarm signaling to external devices, or for Remote Emergency Power Off (REPO). The
external interface connections, arranged for this purpose, are next to the option box in the Rectifier
section (refer to 4.0 - Installation Drawings).

Liebert® eXL™

10

UPS Electrical Installation

Liebert eXL customer connections
3
2
1

TB3-SKRU Enable

TB2 – Digital Inputs

TB1-Remote
Status Panel

Liebert eXL Control
Drawer

Figure 2

10
9
8
7
6
5
4
3
2
1

20
19
18
17
16
15
14
13
12
11

4
3
2
1

4
3
2
1

TB1154 – DC
Communication

10
9
8
7
6
5
4
3
2
1

Reserved for Remote Breaker
Options to be added

5
4
3
2
1

10
9
8
7
6
5
4
3
2
1

10
9
8
7
6
5
4
3
2
1

5
4
3
2
1

5
4
3
2
1

11

Liebert® eXL™

UPS Electrical Installation

2.4.1

Dry Contacts
Table 1

UPS Digital Inputs

Item
Maintenance Bypass Breaker (MBB)
Maintenance Isolation Breaker (MIB)
Bypass Isolation Breaker (BIB)
Not Used
Not Used
REPO/EPO (N.O.)
REPO/EPO (Form-C or N.C.)
REPO/EPO (Form-C)
Key Status
Not Used

Terminal
Block

Pin

TB2

1

MBB Aux Contact, Closed = CB Is Closed

TB2

2

MBB Aux Contact Common

TB2

3

MIB Aux Contact, Closed = CB is Closed

TB2

4

MIB Aux Contact Common

TB2

5

BIB Aux Contact, Closed = CB is Closed

TB2

6

BIB Aux Contact Common

TB2

7

—

TB2

8

—

Connects to
(Description of External Item)

TB2

9

TB2

11

REPO Switch, Normally Open Contact

—

TB2

12

REPO Switch, Normally Open Common

TB2

13

REPO Switch, Normally Closed Contact

TB2

14

REPO Switch, Normally Closed Common

TB2

15

REPO Switch, Normally Open Contact

TB2

17

Key Status Switch, Closed = Key Released

TB2

18

Key Status Switch, Common

TB2

19

—

TB2

20

—

1. All contacts have:
Maximum voltage: 24VDC
Maximum current: 10mA
Wire range: #14-22AWG
Maximum length: 500' (150m)
2. All external wire furnished by others
3. All wiring must be in accordance with national and local electrical codes.
4. If using REPO/EPO with Form-C contacts, Pins 13-15 must be used.
5. If using REPO/EPO with normally closed (N.C.) contacts only, a jumper must be placed across Pins 13 and 14.

Table 2

UPS Output

Item

SKRU Enable

Terminal
Block

TB3

Pin

Connects to
(Description of
External Item)

1

Maintenance Bypass
Cabinet, Common

2

Normally Closed (NC)

3

Normally Open (NO)

Maximum
Voltage

Maximum
Current

Wire
Range

Maximum
Length

120VAC

1A

#14AWG

164ft (50m)

1. To prevent signal interference, low-voltage (<48V) and low-current (5A) cable groups should be run in separate, grounded
conduit from high-voltage or high-current cable groups.
2. All external wire furnished by others.
3. All wiring must be in accordance with national and local electrical codes.

Liebert® eXL™

12

UPS Electrical Installation

Table 3

UPS control contacts to Battery Interface Boards
Terminal
Block

Item
Battery Cabinet
Communication

TB1154

Pin

Connects to
(Description of
External Item)

1

CAN +24V

2

CAN Common

3

CANbus High

4

CANbus Low

Maximum
Voltage

Maximum
Current

Wire
Range

Maximum
Length

24VDC

2A

18AWG

1000ft
(305m)

1. To prevent signal interference, low voltage (<48V) and low current (5A) cable groups should be run in separate grounded
conduit from high voltage or high current cable groups.
2. All external wire furnished by others.
3. All wiring must be in accordance with national and local electrical codes.
4. The maximum length must take into account all battery communications connections in the system.

Table 4

UPS control contacts to Remote Status Panel
Terminal
Block

Item

Remote Status Panel

TB1

Pin

Connects To
(Description of
External Item)

1

CAN +24V

2

CAN Common

3

CANbus High

4

CANbus Low

Maximum
Voltage

Maximum
Current

Wire
Range

Maximum
Length

24VDC

150mA

18AWG

1000ft
(305m)

1. To prevent signal interference, low voltage (<48V) and low current (5A) cable groups should be run in separate grounded
conduit from high voltage or high current cable groups.
2. All external wire furnished by others.
3. All wiring must be in accordance with national and local electrical codes.

2.5

Grounding

2.5.1

Three-Wire Input connections
This module must NOT be used when single-phase loads are directly connected to the UPS. Note that
whenever the UPS module transfers to or from bypass, two AC sources (UPS output and bypass) are
briefly connected together and circulating current must flow. In this configuration, the current flows
through the ground path and may trip ground fault interrupters (GFI’s), distorting the output voltage
waveform. Proper adjustment of GFI’s is necessary to avoid unwanted tripping. The time delay
should be set to at least 0.2 seconds to prevent tripping when the UPS performs a transfer or
retransfer operation.

NOTICE
Failure to set the ground fault interrupters properly could cause loss of power to the critical
load.

2.5.2

High Resistance Grounding (see attached document)
The Liebert eXL is not compatible with high-resistance ground systems. See your local Emerson
representative for details.

2.5.3

Preferred Grounding Configuration, Battery Systems
Open-rack battery systems, depending on local code requirements and customer preference, are
normally:
• Floating (ungrounded) OR
• Center-tapped and floating
Battery cabinet systems must be connected as floating (ungrounded) systems.
Center-tapped or grounded battery systems are not possible with battery cabinet systems.
Whether the battery system is open-rack or cabinet, the metal rack parts or cabinet must be grounded
to the UPS module ground bus.
13

Liebert® eXL™

UPS Electrical Installation

2.6

No CB2 Option

Figure 3

No CB2 option

Maintenance Bypass
3-Wire + GND
FBO

FBO
UPS Module

AC Output
3-Wire + GND

Critical Load

If a module does not have the inverter output breaker CB2, an overcurrent protection device with a
manual disconnect must be supplied by others in a readily accessible location.
This overcurrent protection device must be appropriately sized. See Table 11 for rated module output
current. For system breaker coordination, see Figures 18 through 20 for the overload capabilities of
the modules.
NOTE
This option does not allow the Liebert eXL module to be isolated from critical load. Emerson
recommends installing a wraparound maintenance bypass. If a wraparound bypass is not
installed, according to the latest OSHA safety regulations, the output of the module may need
to be shut down to maintain the module.

Liebert® eXL™

14

UPS Electrical Installation

2.7

Internal Breaker Settings

Figure 4

Internal Breaker settings

All internal breakers—CB1, CB2 and BFB—were installed and set at the factory. Each has three
settings (refer to Figure 4):
• Ir—Trip setting. It is factory-set to the value appropriate to the module.

NOTICE
Risk of incorrect adjustment. Can cause equipment damage.
The trip setting (Ir) must not be adjusted. Changing this setting may damage the module.
• Tr—Long Term Trip Delay. It is factory set to its maximum value. It may be adjusted to a more
appropriate setting based on a site coordination study.
• Ii—Instantaneous Trip. It is factory-set to the maximum value. It may be changed to a more
appropriate setting based on a site coordination study.

15

Liebert® eXL™

Optional Equipment

3.0

OPTIONAL EQUIPMENT

3.1

Single-Module System Options

3.1.1

Battery Temperature Sensor
The optional external battery temperature sensor kit, supplied separately from the battery circuit
breaker, contains one probe and one temperature transport board.

3.1.2

Matching Liebert eXL Battery Cabinet
The optional matching Liebert eXL Battery Cabinet can be used to obtain the desired autonomy time.
The battery cabinets are designed to be either attached to the UPS or separate from the UPS (for
details, see the Liebert eXL Battery Cabinet installation manual, SL-26035, available at Emerson
Network Power’s Liebert Web site: www.liebert.com).

3.1.3

Remote Alarm Status Panel
The remote alarm status panel has LED alarm lights. An audible alarm sounds upon any alarm
condition. The surface- or flush-mounted NEMA 1 enclosed panel indicates: Load on UPS, Load on
Bypass, Battery Discharging, Low Battery Warning, Overload Warning, Ambient Overtemp Warning,
UPS Alarm Condition, New Alarm Condition (For a Second UPS Alarm Condition).

3.2

Communication and Monitoring
The Liebert eXL has these monitoring options:
• Liebert IntelliSlot® Unity-DP (Dual Protocol) Card
The Liebert IntelliSlot Unity Card provides Web, embedded Emerson® LIFE™ Technology,
Emerson Protocol, SNMP, BACnet IP/MSTP, Modbus TCP/RTU, SMTP, SMS, and telnet
communication and control capabilities in one unified communication platform. The platform
supports 10/100 Mbit Ethernet, IPv4 and IPv6, HTTP/HTTPS for device Web page access, SMTP
interface for e-mail, SMS interface for text messaging, Emerson Protocol for communicating with
Trellis™ and Liebert Nform® software applications and LIFE technology for supporting Liebert
Remote Service Delivery.
SNMP v1/v2c/v3, Modbus TCP/IP, BACnet IP, Modbus RTU, BACnet MSTP and YDN23 thirdparty protocols are also supported for building management and network management
applications. The Liebert IntelliSlot Unity card provides ground fault isolated 10/100 baseT
Ethernet and RS-485 network connectivity.
• Programmable Relay Board
• Input Contact Isolator Board

3.2.1

Alber Monitoring System
The matching Liebert eXL Battery Cabinet has space for an Alber battery monitoring system. The
battery monitoring system can be factory-installed or field-installed later.
The Alber Battery Monitor by Emerson continuously checks all critical battery parameters, such as
cell voltage, overall string voltage, current and temperature. Automatic periodic tests of internal
resistance of each battery will verify the battery’s operating integrity. Capabilities include automatic
internal patented DC resistance tests and trend analysis, providing the ability to analyze
performance, aid in troubleshooting and detect failing cells before they fail.

Liebert® eXL™

16

Installation Drawings

4.0

INSTALLATION DRAWINGS

Figure 5

Typical main components, 625-800kVA Liebert eXL single-module UPS

Liebert
IntelliSlot
Housings

Backfeed
Circuit Breaker
(BFB)

HMI Screen
(On Exterior Door)

Keylock or
EMO Button
(optional)

Module Output
Circuit Breaker
(CB2)

Main Input
Circuit Breaker
(CB1)
Option Box
(5 Slots)

FRONT DOORS REMOVED
Input

Core

Core

Output/Bypass

High Voltage
Sense Connectors

DC
Input

Bypass
Busbars

Input
Busbars

Output
Busbars

Input
Ground

Output
Ground

U46-8C-2000
Rev. 0
DOORS AND INNER SKINS REMOVED

17

Liebert® eXL™

Installation Drawings

Figure 6

Outline Drawing, 625-800kVA Liebert eXL single-module UPS

Rectifier\DC
Cable Entry,
Area with Panel
Removed
12.5x21.9 (318x556)

Panel to
Frame
1.3 (33)

Panel to
Frame
Typ. Oppo.
Side 4.2 (106)

Bypass\Output
Cable Exit, Area
with Panel Removed
Panel to
12.5 x 23.2
Frame
(318 x 590)
1.3 (33)

Rectifier\DC Cable Entry,
Area with Panel Removed
23.5 x 21.8 (597 x 553)

Panel to
Frame
2.6 (65)

1.6 (40)

Low Voltage
Cable Entry/exit,
Area With
Front
Panel Removed
8.8 x 9.8
4.2 (106) TOP VIEW
Panel to Frame
(224x250)
14.3 (363)
Notes
1. All dimensions are in inches (mm).
2. 24" (610) minimum clearance above unit required
for air exhaust, and 36" (914) front access required
for service.
3. Keep cabinet within 15 degrees of vertical while handling.
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 conduits.
7. All wiring is to be in accordance with national and local
electrical codes.
8. Width dimension includes side panels. Subtract
1.4" (35mm) when removing both side panels.
9. Depth dimension includes the front door and rear panel.
The front door has an accent strip that adds 0.9" (24)
A
to the overall dimension.
10. See technical information drawing for shipping split weights.
11. Low Voltage cables must be appropriately separated from
the high voltage cables (both conduit routing and internal routing)

Figure 7

Panel to
Frame
2.4 (60)

Panel to Frame
Panel to
Typ. Oppo.Side
Frame
4 (101)
1.6 (40)

Front
Section A - (Top Looking Down)

BOTTOM VIEW

Low Voltage Cable
Entry \Exit, Area
With Panel Removed
4.9 x 21.8 (125 x 553)
123.6 (3140)
51.2 [1300]

33.9 [862]

Bypass\Output
Cable Exit, Area with
Panel Removed
10.9 (278) X 28.4 (722)

38.5 [978]

76.7
(1950)
See
Bottom
View

33.4 (850)
See Note 9
Right Side View

A

Input

Core

Output/Bypass

Core

FRONT VIEW

U46-8C-2001
Rev. 0

Base drawing, 625-800kVA Liebert eXL single-module UPS
Input

Core

Core

Output/Bypass
Front

20.5
(520)

27.8
(705)

16.4
(416)

20.5
(520)

Forklift Openings

12.8 (324)

23.8 (605)
Oppo. Side Typ.

Forklift Openings

FRONT VIEW
26.2
(665)

18.5
(470)

Right Side
Lift Clearance

14.8
(376)

18.5
(470)

3.9
(99) Oppo. Side
Typ

11.2
(284)

30.8 (781)
23.8 (605)
Foot Spacing
Outside Foot Spacing
Inside

25.6 (651)
Pillar Spacing
Inside

31.3 (795)
Pillar Spacing
Outside

Front
3.5
(90)
1. All dimensions are in inches (mm).
2. Unit bottom is structurally adequate
for forklift handling.

7.1
(180)

7.1
7.1
(180)
(180)
(Top Looking Down)
BOTTOM VIEW
Footprint Spacing

4.7
(120)

3.5
(90)
Front

Conduit
Plate
Behind Support
Rail
6.1 (155)
Oppo. Side, Typ

BOTTOM OUTPUT
Right Side
Bottom Cable Entry Panels

Liebert® eXL™

18

U46-8l-1000
Rev. 0

Installation Drawings

Figure 8

Input and battery terminal detail, 625-800kVA Liebert eXL single-module UPS

#2

#1 Input Phase Busbar 20.5 x 4

#1

2.05 (52)
Typ.

Ø.56 (14)
Typ.
1.75 (44)

#3

SE-551827

#2 DC Pos. / Neg. Busbar 20.1 x 4

42.8
(1088)

2.08 (53)
Typ.

Ø.56 (14)
Typ.

23
(584)

1.75 (44)
SE-551825

LEFT SIDE VIEW
INPUT

#3 Input Ground Busbar 25.4 x 3
1.97 (50)
Typ.

Notes
1. All dimensions are in inches (mm).
2. Control wiring and power wiring must be run in
separate conduits.
3. All wiring is to be in accordance with national and local electrical codes.
4. Based on NEC 408.56 minimum spacing, all live parts, including lugs, must be at
least 1" (25mm) from any other live part from a different phase or the
chassis frame. If lug stacking is required, the method of stacking and
required minimum spacing are the responsibility of the installing contractor
and authority having jurisdiction (AHJ).

19

Ø.56 (14)
Typ.
1.75 (44)
SE-552357

U46-8E-3200B
Rev. 0

Liebert® eXL™

Installation Drawings

Figure 9

Output and bypass terminal detail, 625-800kVA Liebert eXL single-module UPS

# 4 Bypass Input Busbar 30.36 x 4

1.06 (27)

2.25 (57)
6.15 (156)

Typ.
SEE
DETAIL
A

1.52
(38.6)

Ø.56
(14) Typ.

DETAIL A

SE-551097

2.0 (51)
Typ.

1.75
(44)
TYP.

4.4
(112)

2.25
(57) Typ.

#5 Output Phase Busbar 17.39 x 4
Dual Hole Lug.
Pad Width (Max.)

Ø.56 (14)
Typ.

2.25 (57)

Typ.

#6

SEE
DETAIL
A

#4

1.52 (38.6)
SE-552271

TYP.
2.0 (51)

TYP.

1.75
(44)
TYP.

#5

2.25 (57)

#6 Output Ground Busbar 25.4 x 3
Ø.56 (14)
Typ.

1.97 (50)

Typ.

58.4
(1484)

1.75
(44)

39.8
(1011)

SE-552357

Notes
1. All dimensions are in inches (mm).
2. Control wiring and power wiring must be run in
separate conduits.
3. All wiring is to be in accordance with national and local electrical codes.
4. Based on NEC 408.56 minimum spacing, all live parts, including lugs, must be at
least 1" (25mm) from any other live part from a different phase or the
chassis frame. If lug stacking is required, the method of stacking and
required minimum spacing are the responsibility of the installing contractor
and authority having jurisdiction (AHJ).

25.1
(637)

RIGHT SIDE VIEW
OUTPUT/BYPASS

U46-8E-3200C
Rev. 0

Figure 10 Input, output and bypass terminal spacing details, 625-800kVA Liebert eXL single-module UPS
#1

#2

SEE BUSBAR DETAIL PAGES 2 & 3

A B C - +

#3

A
B
C
A
B
C

3
[75]
Typ.

Input

(Front)

#4
3 (75) Typ. Between
Busbars
#5
#6

Output/Bypass

TOP VIEW
1. All dimensions are in inches [mm].
2. Control wiring and power wiring must be run in
separate conduits.
3. All wiring is to be in accordance with national and local electrical codes.
4. See Page 2, Drawing U46-8E-3200B and Page 3, Drawing U46-8E-3200C.

Liebert® eXL™

#1 Input Phase Busbar
#2 DC Pos. / Neg. Busbar
#3 Input Ground Busbar
#4 Bypass Input Busbar
#5 Phase Output Busbar
#6 Output Ground Busbar

20

U46-8E-3200A
Rev. 0

Installation Drawings

Figure 11

Low-voltage cable routing

Use these entry holes for
Liebert IntelliSlot® Unity™
card cables only

Low Voltage
Control Cable
Top Entry

Low Voltage
Wire Way

Service Drawer
Provide at least 18" (457mm) of service loop
to all control connections to permit opening
the service drawer without removing the connections.
The extra service loop can either be left hanging
or loosely attached to the corner post.
Openings to Control Wire Way

To Ensure Isolation:
All wiring must have insulation rated
for 600V or higher.
• All cables not rated Class 1 must be
kept separated and secured away
from high-voltage Class 1 cables.

Bottom Entry
INPUT
Low-Voltage
DOORS AND INNER SKINS REMOVED
Control Cable

Use these entry holes for
Liebert IntelliSlot® Unity™
card cables only

21

Liebert® eXL™

Installation Drawings

Figure 12 Shipping split, 625-800kVA Liebert eXL single-module UPS
B
SEE DETAIL E
F A
G
G
F

P99

H

EMI Plates (3)
M6 Large Flat Washer (3)
M6 Split Lock Washer (3)
M6 X 25 Bolt (3)

See Detail C

A

See Detail D

B

Batt Neg (-) Flex From Input Cabinet
M8 Large Flat Washer (4)
M8 Large Flat Washer (4)
M8 X 40 Bolt (4)
Torque 20.0 Nm (180 in-lb)

Ph C - Flex From Bypass Cabinet
M8 Large Flat Washer (2)
M8 Belleville Washer (4)
M8 x 40 Bolt (2)
Torque 20.0 Nm (180 in-lb)

Batt Pos (+) Flex From Input Cabinet
M8 Large Flat Washer (4)
M8 Belleville Washer (8)
M8 x 40 Bolt (4)
Torque 20.0 Nm (180 in-lb)

Ph B - Flex From Bypass Cabinet
M8 Large Flat Washer (2)
M8 Belleville Washer (4)
M8 x 40 Bolt (2)
Torque 20.0 Nm (180 in-lb)
Ph A - Flex From Bypass Cabinet
M8 Large Flat Washer (2)
M8 Belleville Washer (4)
M8 x 40 Bolt (2)
Torque 20.0 Nm (180 in-lb)

Ph A - Flex From Input Cabinet
M8 Large Flat Washer (2)
M8 Belleville Washer (4)
M8 x 40 Bolt (2)
Torque 20.0 Nm (180 in-lb)
Ph B - Flex From Input Cabinet
M8 Large Flat Washer (2)
M8 Belleville Washer (4)
Torque 20.0 Nm (180 in-lb)

DETAIL C

Output Ground- From Bypass Cabinet
M6 Carriage Bolt (2)
M6 Large Flat Washer (1)
M6 Belleville Washer (1)
M6 Nut (1)
Torque 9.0 Nm (80 in-lb)

Ph C - Flex From Input Cabinet
M8 Large Flat Washer (2)
M8 Belleville Washer (4)
M8 x 40 Bolt (2)
Torque 20.0 Nm (180 in-lb)

DETAIL D

SECTION A-A

Install MH
From Core 1

SECTION B-B

Install MH
From Input

Install MH
From Bypass

BATT +

Install MH
From Core 2
Output C

BATT Install MH
From Core 1

Install MH
From Bypass

Install MH
From Input

Output B

Input Ph A

Install MH
From Bypass

Output A
Output
Gnd

Input Ph B
Input Ph C
Install MH
From Core 1
Front

Note: When mounting shipping splits together,
no gaps allowed between the corner posts.
The corner posts must make contact with
each other from bottom to top.

Liebert® eXL™

Install MH
From Input

Install MH
From Bypass

Cabinet-to-Cabinet Mounting Hardware
M10 Large Flat Washer (1)
M10 Split Lock Washer (1)
M10 X 30 Bolt (1)
(Typ 12 Places) (Labeled "MH")

22

Install MH
From Bypass
Front

M10 Large Flat Washer (1)
M10 Split Lock Washer (1)
M10 X 30 Bolt (1)
(Typ 12 Places) (Labeled "Mh")

NOTE: For easier installation, pre-bend
the flex bus to about 90 degrees
before putting the splits together.

Installation Drawings

Figure 13 Shipping split, 625-800kVA Liebert eXL single-module UPS, continued
Route Harness From Input in Duct
to Core 1 (Connectors - J400, J11)
Bypass (Connectors - J13, J100, J200, J300)
Core 1 & 2 Prechg (See Section J-J)

J

Connect to Input Harness
(Connectors P400, P11)

J

Rear
Wiring Duct

Route Harness from Bypass
in Duct to Input
(Connectors - P13, P100, P200, P300)

Bypass Cabinet
Bypass Connector DB
From Input
Front
Wiring Duct

From Input

Bypass
(Connectors - P1)
See Section G-G
Bypass
(Connector - CB2 I/F Bd P99)
See Detail H

Core 1
(Connectors - P1, P2, P3)
See Detail E

Core 1
(Connectors - P1, P2, P3)
See Detail E
Core 1 (Connectors - P66)
See Detail E

Route Harness from Bypass
in Duct to Input (Connector - P20)

SECTION G-G

From Input

From Bypass

P1

Input (Connector
HVAB P20)
See Section F-F
Route Harness From Input in Duct
to Core 1 (Connectors - P1, P2, P3, P66)
Core 2 (Connectors - P1, P2, P3)
Bypass (Connectors - P99a, P1)

From Input

From Bypass

Input Cabinet HVAB

Bypass Cabinet
CB2 I/F BD

From Input

P20

P99

Core 1 Connector BD

DETAIL E

Core 1 FIB 1

SECTION F-F

DETAIL C

From Input

Core 1 PRECHR PHA
(Brown Wire)

Core 1 PRECHR PHB
(Orange Wire)

DETAIL H

Core 2 Connector BD

WIRE DUCT

Core 2 PRECHR PHA
(Brown Wire)

Core 2 PRECHR PHB
(Orange Wire)

SECTION J-J

23

Liebert® eXL™

Installation Drawings

Figure 14 Kickplate installation
LEFT HAND REAR
RIGHT HAND FRONT

8
5

3

3
11 Typical

9
7

10
Typical

13
Typical

12 Typical

Table 5
Item #
3

Key to items in Figure 14
Description
Panel Core Front

4

Panel Core Rear

5

Panel Input Front

6

Panel Input Rear

7

Panel Output Front

8

Panel Output Rear

9

Panel Side

10

Screw, M10

11

Flat Washer, M10

12

Split Washer, M10

13

Screw Cap

Liebert® eXL™

24

4

4

9
6

Installation Drawings

Figure 15 Cabling for single input configuration
Note 1

INPUT

CORE

CORE

INPUT

CORE

CORE

OUTPUT/BYPASS

OUTPUT/BYPASS

NOTES
1. 24" (610) minimum clearance above unit required for air exhaust.
2. Top and bottom cable entry available through removable access plates. Remove punch to suit conduit size and
replace.
3. All wiring is to be in accordance with national and local electrical codes.
4. See Table 13 and 14 for cable sizing
5. Connection between the rectifier and bypass busbars are supplied by others.
6. Based on NEC 408.56 minimum spacing, all live parts, including lugs, must be at least 1 inch (25.4mm) from any
other live part from a different phase or the chassis frame. If lug stacking is required, the method of stacking
and required minimum spacing is the responsibility of the installing contractor and authority having
jurisdiction. See Figures 8- 10 for busbar details.

Figure 16 Optional Input Contact Isolator Board
Table 6

No Customer Connection

Input Contact Isolator Board
control wiring connections
Input Contact
1

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

J51

2
3
4

1.
2.
3.
4.
5.
6.

Customer control wiring connection points are terminals 1 through 16 (see
Table 6).
Customer provided normally open dry contacts for user alarm messages.
All control wiring (by others) must be run separate from power wiring.
Signal voltage: 100mA @ 12VDC.
Maximum cable length 500 ft. (152m) with #16AWG and flexible stranded
cable.
All wiring must be in accordance with national and local electrical codes.

25

5
6
7
8

Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

Liebert® eXL™

Installation Drawings

Figure 17 Control wiring, Programmable Relay Board
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

J71
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

J72
1 2 3

1 2 3 4 5 6 7 8 9 10111213141516

J73

J74
1.
2.
3.
4.
5.
6.

Customer control wiring connection points are terminals 1 through 15. (Pin 16 not used on J71, J72, and
J73.)
Programmable Relay Board option includes eight signal channels with two Form-C dry contacts per
channel (see Table 7).
All control wiring (by others) must be run separate from power wiring.
Contact ratings: 1A @ 30VDC or 125VAC @ 0.45A
Maximum cable length 500 ft. (152m) with #16AWG and flexible stranded cable.
All wiring must be in accordance with national and local electrical codes.

Table 7
Terminal
Block

Programmable Relay Board pinout

CH1
J71

CH2
CH3

J72

CH4
CH5
CH6

J73

J74

Pin No.

Common

Normally
Closed

Normally
Open

A

1-3

1

2

3

B

4-6

4

5

6

A

7-9

7

8

9

B

10-12

10

11

12

A

13-15

13

14

15

B

1-3

1

2

3

A

4-6

4

5

6

B

7-9

7

8

9

A

10-12

10

11

12

B

13-15

13

14

15

A

1-3

1

2

3

B

4-6

4

5

6

Channel

CH7
CH8

A

7-9

7

8

9

B

10-12

10

11

12

A

13-15

13

14

15

B

1-3

1

2

3

Note: Pin 16 not used on J71, J72, and J73.

Liebert® eXL™

26

Specifications

5.0
Table 8

SPECIFICATIONS
Liebert eXL UPS specifications

Model Size

625-800kVA

Input Parameters
Input Voltage to Rectifier, VAC
Input Voltage to Bypass, VAC
Input Voltage Range, VAC
Input Frequency, Hz
Permissible Input Frequency Range, Hz
Reflected Input THDi, Nominal Voltage, Full Load, %
Power Walk-In, sec
Battery & DC Parameters
Battery Type
Nominal Battery Bus, VDC
Battery Float Voltage, VDC
Minimum End of Discharge Voltage, VDC
DC Ripple Voltage in Float & Const V Ch. Mode, %
Temperature Compensated Battery Charging
Output Parameters
Inverter Type
Output Power, kW
Output Voltage, VAC
Output Voltage Regulation, %
Output Voltage Regulation (50% Unbalanced Load)
Output Frequency, Hz
Output Frequency Regulation, %
Output THDv Linear Load at Nominal Voltage, %
Output THDv at Nominal Voltage Including a 100kVA
Non-Linear Load per EN 62040-3, %
Capacity to Handle High Crest Factor Load
Capacity to handle Step Load, %
Step Load Transient Recovery (linear loads), %
Unbalance Loads Current Capacity
Load Power Factor Supported (Without Derating)
Voltage Displacement, ° (Electrical Degree)
Overload Conditions, % FL
Physical Parameters and Standards, in (mm)
Width, With Static Bypass
Depth
Height
Weight, Unpackaged, lb. (kg) approximate
with Static Bypass (SMS)
Maximum Heat Dissipation, Full Load, BTU/hr
Cooling Air, CFM
Color
Front Door Opening (for serviceability)
Degree of Protection for UPS Enclosure
Minimum Clearance, Top, in (mm)
Minimum Clearance, Back, in (mm)
Minimum Clearance, Sides, in (mm)
Location of Cable Entrance
27

480V 3-phase, 3-wire
480V 3-phase, 3-wire
+10% to -30%
60
55 to 65
<5%
1 to 30 (selectable) in 1 sec. Increment
VRLA (Valve Regulated Lead Acid) or FLA
(Flooded Lead Acid)
480V
540V
384V (for VRLA / Flooded Lead Acid)
<1 (RMS value) < 3,4% Vpp
Optional (with temperature probe)
IGBT-based Sine Wave PWM Controlled
625 | 750 | 800
480V 3-ph, 3-wire
< 1% (3-phase RMS average)
< 2% (3-phase RMS average)
60
± 0.1
<3%
6% (max)
3:1
0-100 or 100-0
IEC 62040-3, Section 5.3.1 Figure 1
100% of nominal phase current
0.7 Leading to 0.7 Lagging
120° ±1° (with 50% unbalanced load)
See Figures 18, 19 and 20
123.6 (3140)
33.5 (850)
76.7 (1950)
5735 lb (2601kg)
76,000 | 91,000 | 96,000
<4,800
Black (ZP-7021)
90°
IP 20 (with and without front door open)
24 (610)
0
0
Top or Bottom
Liebert® eXL™

Specifications

Table 8

Liebert eXL UPS specifications (continued)

Model Size

625-800kVA

Standards and Conformities

Environmental Parameters
Storage Temperature Range, °F (°C)
Operating Temperature Range, °F (°C)
Relative Humidity
Maximum Altitude Above MSL, ft (m)

UL 1778, 4th Ed.
CSA 22.2 107.3
FCC Part 15, Class A (with optional filters installed)
IEC62040-2, Level 4, Criteria A
ANSI C62.41, Category A3 &B3
ISTA
WEEE
-13 to 158 (-25 to 70)
32°F to 95°F (0°C to 35°C) at full rated load
1.5% maximum kW / degrees C derating up to 50°C
122°F (50°C) absolute maximum with derating
95% or less Non-Condensing
(Operating and Non-Operating)
4920 (1500) (as per IEC 62040/3) - 1% Maximum kW
derate / 328 rise between 4921-9842 (100m rise between
1500-3000m)

Width dimensions are with side panels attached. Subtract 1.4" (35mm) for dimensions without side panels.
Depth dimensions include the front door and rear panel.

Table 9

Current ratings—rectifier input

UPS Rating
kVA

kW

Voltage
VAC

Nominal
Current

Maximum
Current

625

625

480

779

818

750

750

480

935

982

800

800

480

995

1044

Table 10

Current ratings—bypass input

UPS Rating
kVA

kW

Voltage
VAC

Nominal
Current

625

625

480

752

750

750

480

902

800

800

480

962

Table 11

Current ratings—output

UPS Rating
kVA

kW

Voltage
VAC

Nominal
Current

625

625

480

752

750

750

480

902

800

800

480

962

Table 12

Current ratings—DC source

UPS Rating
kVA

kW

Voltage
VAC

Nominal
Current

625

625

480

1624

750

750

480

1949

800

800

480

2079

Liebert® eXL™

28

Specifications

Notes on Tables
1. Nominal rectifier AC input current (considered continuous) is based on full rated output load.
Maximum current includes nominal input current and maximum battery recharge current
(considered non-continuous).
2. The rectifier overload current is controlled by the input current limit setting, which is adjustable
from 25 to 200% (default:125%).
3. For breaker coordination while the module is overloaded, see the current versus time values on
the overload curves.
4. Nominal battery voltage is shown at 2.0 volts/cell.
5. DC Source current based at 401VDC.

29

Liebert® eXL™

Liebert® eXL™

30

100%

0.0

100.0

200.0

300.0

400.0

500.0

600.0

700.0

Continuous

110%

631.1

106%: 15005 secs

324.8

120%

194.7

120.0

130%

75.9
49.0

140%

32.4

21.8

10.4

% Load

150%

14.9

160%

7.3

5.2

170%

3.8

2.8

180%

2.1

1.5

190%

1.2

0.9

200%

0.2
Specifications

Figure 18 Inverter overload data

Time (sec)

Time (sec)

31

100%

0.0

100.0

200.0

300.0

400.0

500.0

600.0

700.0

Continuous
341.0

694.2

110%

106%: 16506 secs

120%

204.5

126.0

130%

79.6
51.5

140%

34.0

22.9

10.9

% Load

150%

15.6

160%

7.7

5.5

170%

4.0

3.1

180%

2.3

1.7

190%

1.3

1.0

200%

0.2
Specifications

Figure 19 Rectifier overload data

Liebert® eXL™

Liebert® eXL™

32

100%

0.0

50.0

100.0

150.0

200.0

250.0

300.0

350.0

400.0

450.0

500.0

110%

324.8

500.0

120%

194.7

120.0

130%

75.9
49.0

140%

32.4

21.8

10.4

% Load

150%

14.9

160%

7.3

5.2

170%

3.8

2.8

180%

2.1

1.5

190%

1.2

0.9

200%

0.2
Specifications

Figure 20 Bypass overload data

Continuous

Time (sec)

Specifications

Table 13

Recommended conduit and cable sizes for use with 80% rated breakers

Rectifier Input
UPS Rating
kVA

kW

625
625
750
750
800
800
Bypass Input
UPS Rating
kVA

kW

625
625
750
750
800
800
Output
UPS Rating
kVA

kW

Voltage
VAC
480
480
480

Voltage
VAC
480
480
480

Voltage
VAC

625
625
750
750
800
800
Battery

480
480
480

UPS Rating
kVA

kW

Voltage
VAC

625
750
800

625
750
800

480
480
480

(# of conduits); size of conduits; # -size of phase cables per conduit;
size of cable for ground per conduit
Copper Conductors

Aluminum Conductors

(3) 3.5"C 3-600kcmil; #2/0AWG
(4) 3.5"C 3-600kcmil; #2/0AWG
(4) 3.5"C 3-600kcmil; #3/0AWG

(4) 3.0"C 3-500kcmil; #4/0AWG
(5); 3.0"C; 3-600kcmil; #4/0AWG
(5); 3.0"C; 3-600kcmil; 250 kcmil

(# of conduits); size of conduits; # -size of phase cables per conduit;
size of cable for ground per conduit
Copper Conductors

Aluminum Conductors

(2) 3.5"C; 3-750kcmil; #1/0AWG
(3) 3.5"C; 3-600kcmil; #2/0AWG
(4); 3.5"C; 3-600kcmil; #2/0AWG

(3) 3.0"C; 3-600kcmil; #3/0AWG
(4) 3.0"C; 3-500kcmil; #4/0AWG
(5) 3.0"C; 3-600kcmil; #4/0AWG

(# of conduits); size of conduits; # -size of phase cables per conduit;
size of cable for ground per conduit
Copper Conductors

Aluminum Conductors

(2) 3.5"C; 3-750kcmil; #1/0AWG
(3) 3.5"C; 3-600kcmil; #2/0AWG
(4) 3.5"C; 3-600kcmil; #2/0AWG

(3) 3.0"C; 3-600kcmil; #3/0AWG
(4) 3.0"C; 3-500kcmil; #4/0AWG
(5); 3.0"C; 3-600kcmil; #4/0AWG

(# of conduits); size of conduits; # -size of phase cables per conduit;
size of cable for ground per conduit
Copper Conductors

Aluminum Conductors

(6) 3.0"C; 2-600kcmil; #250kcmil
(6) 3.0"C; 2-600kcmil; #250kcmil
(7) 3.0"C 2-750kcmil; 350kcmil

(7) 3.5"C 2-700kcmil; #400kcmil
(7) 3.5"C 2-700kcmil; #400kcmil
(8) 3.5"C 2-700kcmil; 600kcmil

1. Recommended cable sizes are 167°F (75°C) (THW) wire at 86°F (30°C) ambient. Unless otherwise noted, use copper or
aluminum conductors suitable for at least 75°C.
2. Recommended cables and conduits are based on breaker trip setting adjusted to the NEC 100 calculation of 125%
continuous current (nominal current) plus 100% of non-continuous current (maximum current minus nominal current) listed in
Tables 9 through 12.
3. Conduit size is based on FMC type conduit.
4. Emerson recommends that the site planner choose the appropriate cable type based on the particular installation
requirements.

33

Liebert® eXL™

Specifications

Table 14

Recommended conduit and cable sizes for use with 100% rated breakers

Rectifier Input
UPS Rating
kVA

kW

Voltage
VAC

625

625

480

750

750

800

800

(# of conduits); size of conduits; # -size of phase cables per conduit; size of
cable for ground per conduit
Copper Conductors

Aluminum Conductors

(3) 3.0"C 3-500kcmil; #2/0AWG

(3) 3.0"C 3-600kcmil; #4/0AWG

480

(3) 3.0"C 3-500kcmil; #2/0AWG

(3) 3.0"C 3-600kcmil; #4/0AWG

480

(3); 3.5"C 3-600kcmil; #3/0AWG

(4) 3.0"C 3-500kcmil; 250 kcmil

Bypass Input
UPS Rating
kVA

kW

Voltage
VAC

625

625

750
800

(# of conduits); size of conduits; # -size of phase cables per conduit; size of
cable for ground per conduit
Copper Conductors

Aluminum Conductors

480

(2) 3.0"C 3-500kcmil; #1/0AWG

(2) 3.5"C 3-750kcmil; #3/0AWG

750

480

(3) 3.0"C 3-500kcmil; #2/0AWG

(3) 3.0"C 3-600kcmil; #4/0AWG

800

480

(3) 3.0"C 3-500kcmil; #2/0AWG

(3) 3.0"C 3-600kcmil; #4/0AWG

Output
UPS Rating

(# of conduits); size of conduits; # -size of phase cables per conduit; size of
cable for ground per conduit

kVA

kW

Voltage
VAC

Copper Conductors

Aluminum Conductors

625

625

480

(2) 3.0"C 3-500kcmil; #1/0AWG

(2) 3.5"C 3-750kcmil; #3/0AWG

750

750

480

(3) 3.0"C 3-500kcmil; #2/0AWG

(3) 3.0"C 3-600kcmil; #4/0AWG

800

800

480

(3) 3.0"C 3-500kcmil; #2/0AWG

(3) 3.0"C 3-600kcmil; #4/0AWG

Battery
UPS Rating

(# of conduits); size of conduits; # -size of phase cables per conduit; size of
cable for ground per conduit

kVA

kW

Voltage
VAC

Copper Conductors

Aluminum Conductors

625

625

480

(5) 3.0"C 2-600kcmil; #250kcmil

(6) 3.0"C 2-600kcmil; #400kcmil

750

750

480

(5) 3.0"C 2-600kcmil; #250kcmil

(6) 3.0"C 2-600kcmil; #400kcmil

800

800

480

(6) 3.0"C 2-600kcmil; 350kcmil

(7) 3.5"C 2-700kcmil; 600kcmil

1. Recommended cable sizes are 167°F (75°C) (THW) wire at 86°F (30°C) ambient. Unless otherwise noted, use copper or
aluminum conductors suitable for at least 75°C.
2. Recommended cables and conduits are based on breaker trip setting adjusted to the maximum rated current for the rectifier
input and the nominal current for the bypass and output listed in Tables 9 through 12.
3. Conduit size is based on FMC type conduit.
4. Emerson recommends that the site planner choose the appropriate cable type based on the particular installation
requirements.

Liebert® eXL™

34

Specifications

Table 15

Recommended lug sizes

Cable Size

T&B Copper
One Hole

T&B Copper
Two Hole

T&B Aluminum
One Hole

T&B Aluminum
Two Hole

#8AWG

54930BE

54850BE

60104-TB

—

#6AWG

54905BE

256-30695-868

60109-TB

—

#4AWG

54906BE

256-30695-733

60114-TB

—

#2-3AWG

54942BE

54811BE

60120

—

#1AWG

54947BE

54857BE

60126

—

#1/0AWG

54950BE

256-30695-593

60132

—

#2/0AWG

54951BE

54862BE

60138

60238

#3/0AWG

54965BE

54864BE

60144

60244

#4/0AWG

54970BE

54866BE

60150

60250

250kcmil

54913BE

54868BE

60156

60256

300kcmil

54914BE

54870BE

60162

60262

350kcmil

54915BE

54872BE

60165

60267

400kcmil

54916BE

54874BE

60168

60269

500kcmil

54918BE

54876BE

60171

60273

600kcmil

54920BE

54878BE

60176

60275

750kcmil

54922BE

54880BE

60178

60277 (700kcmil)

Table 16

Recommended torque values

Grade 5 Steel: Unified Thread System Torque, lbf.*in.
Fastener Finish 
Size
1/4
5/16
3/8
7/16
1/2
9/16

Class 8.8 Steel: Metric Thread System Torque, N*m

Plain Steel

Zinc Plating

Fastener Finish 

Plain Steel

Zinc Plating

Threads/
Inch, Tpi

No Washer/
Flat Washer

No Washer/
Flat Washer

Size

Thread
Pitch, Tp

No Washer/
Flat Washer

No Washer/
Flat Washer

20

101

91

0.8

6.1

5.5

28

116

104

0.5

6.9

6.2

18

209

188

1

10

9

24

231

208

0.75

11

10

16

370

333

1.25

25

23

24

420

378

1

27

24

14

593

534

1.5

50

45

20

662

596

1.25

53

47

13

904

814

1.75

87

78

20

1,020

918

1.25

95

86

12

1305

1,175

2

139

125

18

1456

1310

1.5

151

136

M5
M6
M8
M10
M12
M14

35

Liebert® eXL™

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 & Server Cabinets
liebert.upstech@emerson.com
800-222-5877
Outside North America: +00800 1155 4499
Three-Phase UPS & Power Systems
800-543-2378
Outside North America: 614-841-6598
Environmental Systems
800-543-2778
Outside the United States: 614-888-0246

Locations

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.

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 Jr. Road, Ortigas Center
Pasig City 1605
Philippines
+63 2 687 6615
Fax: +63 2 730 9572

SL-26025_REV1_05-14

Emerson Network Power
Liebert
www.emerson.com

www.EmersonNetworkPower.com



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