Liebert NX 225-600kVA UPS, Single Module Systems, Site Planning Data; (R03/14); (SL-25351)

LIEBERT® NX™ 225-600KVA, SINGLE-MODULE SYSTEMS SITE PLANNING DATA
Table 1
UPS Rating
Site planning data—225-600kVA
Voltage
VAC
Rectifier AC Input Current
Bypass AC Input Current
UPS AC Output Current
kVA
kW
Input
Nom
Max
225
225
480
285
299
400
271
350
271
350
480
597
600
40441
250
250
480
317
332
450
301
400
301
400
480
662
700
44934
300
300
480
380
399
500
361
500
361
500
480
794
800
53921
400
400
480
505
530
700
481
700
481
700
480
1061
1200
67690
500
500
480
632
663
900
601
800
601
800
480
1326
1400
86292
600
600
480
761
799
1000
722
1000
722
1000
480
1593
1600
112321
1,3,6,7,8,10,11
Nom
Ext.
Breaker
Trip Amps
Max. Heat
Max.
Ext.
Dissipation
Nom, Current Breaker
Full Load
VDC at EOD Trip Amps
BTU/H
External
Breaker
Trip Amps
See Notes below:
Nom
External
Breaker
Trip Amps
Battery
2,3,4,6,7,8,10,11
2,3,4,6,7,8,10,11
5,6,8,10,11
—
Dimensions
WxDxH
in (mm)
53.4x33.7x78.3
(1356x856x1989)
90.7x 33.7x78.3
(2304x856x1989)
Approx. Weight
Eff.
Eff.
Unpacked
AC-AC DC-AC Input
lb (kg)
100% 100%
PF
2450 (1111)
4450 (2020)
9
9
95.0%
95.2%
1.00
95.0%
95.3%
1.00
95.0%
95.4%
1.00
95.0%
95.4%
1.00
95.0%
95.4%
1.00
95.0%
95.4%
1.00
—
Notes for Table 1
1.
2.
3.
4.
5.
Nominal rectifier AC input current (considered continuous) is based on full 6.
rated output load. Maximum current includes nominal input current and
7.
maximum battery recharge current (considered non-continuous). Maximum
input current is controlled by current limit setting, which is adjustable 25 to
125% of nominal input current.
Bypass AC input and AC output current (considered continuous) is based on 8.
full rated output load. Maximum current includes nominal output current
9.
and overload current for 10 minutes.
10.
Recommended External Breaker Trip Amps at 80% rated. Feeder
protection, (by others) for rectifier AC input and bypass AC input is
recommended to be provided by separate overcurrent protection devices.
11.
UPS output load cables must be run in separate conduit from input cables.
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.
1
Grounding conductors to be sized per NEC 250-95.
Rectifier AC Input: 3-phase, 3-wire, plus ground
Bypass AC Input: 3-phase, 3-wire, plus ground
AC Output to Load: 3-phase, 3-wire, plus ground
Module DC Input from Battery: 2-wire (positive and negative), plus ground
All wiring is to be in accordance with national and local electrical codes.
Minimum overhead clearance is 2 ft. (0.6m) above the UPS.
Top or bottom cable entry through removable access plates. Cut plate to suit
conduit size.
Control wiring and power cables must be run in separate conduits. Control
wiring must be stranded tinned conductors.
Liebert® NX™ 225-600kVA, Single-Module Systems Site Planning Data
Maintenance Bypass Panelboard/Switchboard
* Bypass
AC Input
3-Wire + GND
MBB
BIB
MIB
See Note 6
AC Output
3-Wire + GND
UPS Output
3-Wire + GND
UPS Cabinet
BFB
DC
Bus
* Rectifier
AC Input
3-Wire + GND
NOTES
1. UPS rectifier input and bypass input may be fed from separate
grounded wye sources.
2. UPS rectifier input, bypass input and AC output cables must be run
in separate conduits.
3. All power cables from DC supply should be sized for a total
maximum 2-volt drop at maximum discharge current.
4. Control wiring and power wiring must be run in separate conduits.
5. Grounding conductors are required.
6. Optional interlock shown.
See Note 3
Battery Cabinet
(optional)
Battery
System
2-Wire + GND
* External overcurrent
protection by others
FIELD-SUPPLIED
WIRING
MBD
U38-CA-2300
Rev. 0
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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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