Vertiv Liebert NXL 1100, Installation Manual

Page: 52 / 73

Installation Drawings
Vertiv
| Large System, 3-Phase UPS Battery System Installation Manual 45
Figure 43 Liebert NXL
™
terminal details UPS 625/750kVA to front-terminal battery and attached junction cabinet
point-to-point wiring
Table 11 Liebert NXL terminal details UPS 625/750kVA to front-terminal battery and attached junction cabinet
point-to-point Interconnect wiring
Run
From To Conductors
A1 Battery Cabinet Negative Bus Junction Negative Bus Negative DC Power (LH Mount)
B1 Battery Cabinet Positive Bus Junction Positive Bus Positive DC Power (LH Mount)
A2 Battery Cabinet Negative Bus Junction Negative Bus Negative DC Power (RH Mount)
B2 Battery Cabinet Positive Bus Junction Positive Bus Positive DC Power (RH Mount)
D Junction Positive Bus UPS Cabinet Positive Bus Positive DC Power
E Junction Negative Bus UPS Cabinet Negative Bus Negative DC Power
F Junction Ground UPS Cabinet Ground Ground
G
Battery Cabinet Battery
Interface Board (BIB)
UPS External Interface Board (EIB) CAN Control Cables
ATTACHED JUNCTION
CABINET RIGHT SIDE
UPS LEFT SIDE
Rectifier (Part A) UPS LEFT FRONT
(Part A)
BATTERY CABINET
1. All power and control wiring between
battery cabinet and junction cabinet
is supplied.
2. All power wiring between junction
cabinet and UPS is supplied by others.
3. All control wiring between battery
cabinet and UPS is supplied by others.
TOP VIEW
B
A
E
D
F
Ground Bus
DC Input
C B A
DC (+)
Input
DC (-)
Input
E
D
F
G
A1 & B1
LH Mount
A2 & B2
RH Mount
G
C
B1
A1
B2
A2