Liebert NXL 500-750 kVA, Single Module System Site Planning Data (R09/14) (SL-25517)

LIEBERT® NXL™ 500-750KVA, SINGLE-MODULE SYSTEM SITE PLANNING DATA
Table 1
Site planning data—500-750kVA
kVA
kW
AC Input/
Output Voltage
VAC
500
450
480
UPS Rating
625
562.5
480
750
675
480
750
675
750
675
Input
Isolation
Transformer
Rectifier AC
Input Current
Nom
Max
Bypass/Output
AC Output Current
Nom
643
804
601
Maximum Battery
Current at End
of Discharge, A
Maximum Heat
Dissipation, Full
Load, BTU/h (kW)
1241
124,805 (36.6)
799
995
752
1530
167,265 (49.0)
975
1219
902
1845
213,587 (62.6)
575
815
1018
753
1851
215,790 (63.2)
600
759
949
722
1845
200,173 (58.7)
2,3,4,6,7,8,10,11
5,6,8,10,11
—
See Notes below:
YES
—
1,3,6,7,8,10,11
Dimensions
WxDxH, in. (mm)
Approximate
Weight Unpacked
lb. (kg)
111.6x39.4x76.8
(2835x1000x1950)
10,310 (4677)
140.5x39.4x76.8
(3568x1000x1950)
13,650 (6192)
9
9
Notes for Table 1
1.
Nominal rectifier AC input current (considered continuous) is based on full 6.
rated output load. Maximum current includes nominal input current and
maximum battery recharge current (considered non-continuous). Maximum
input current is controlled by current limit setting, which is adjustable 25 to 7.
125% of nominal input current.
Grounding conductors to be sized per NEC 250-95. Neutral conductors to be
sized for full capacity-per NEC 310-16, Note 10-for systems with 4-wire loads
and 20% minimum capacity for 3-wire loads.
Rectifier AC Input: 3-phase, 3-wire, plus ground
Bypass AC Input: 3-phase, 4-wire, plus ground (3-wire plus ground in certain
circumstances)
AC Output to Load: 3-phase, 3- or 4-wire, plus ground
Module DC Input from Battery: 2-wire (positive and negative), plus ground
2.
Bypass AC input and AC output current (considered continuous) is based on
full rated output load. Maximum current includes nominal output current
and overload current for 10 minutes.
3.
Feeder protection (by others) for rectifier AC input and bypass AC input is
recommended to be provided by separate overcurrent protection devices.
8.
All wiring is to be in accordance with National and Local Electrical Codes.
4.
UPS output load cables must be run in separate conduit from input cables.
9.
Minimum overhead clearance is 2 ft. (0.6m) above the UPS.
5.
Power cable from module DC bus to battery should be sized for a total
maximum 2.0 volt line drop (power cable drop plus return cable drop as
measured at the module) at maximum discharge current
10. Top or bottom cable entry through removable access plates. Cut plate to suit
conduit size.
11. Control wiring and power cables must be run in separate conduits. Control
wiring must be stranded tinned conductors.
1
Liebert® NXL™ 500-750kVA, Single-Module System Site Planning Data
Maintenance Bypass Panel (Option)
3
MBB
2
MIB
2
AC Output
To load
UPS Module
3
7
2
Bypass
AC input
3
7
BFB
2
1
Rectifier
AC input
DC Bus
CB1
Battery
System
5
CB2
Numbers in this illustration refer to
notes below the table on page 1
7
MBD
The Liebert NXL is compatible with high resistance ground systems. See your local Emerson representative for details.
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Technical Support / Service
United States
All rights reserved throughout the world. Specifications subject to change without notice.
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