Vertiv Liebert NXL 1100, Installation Manual, Page: 48 / 73

Installation Drawings
Vertiv
| Large System, 3-Phase UPS Battery System Installation Manual 41
Figure 39 Terminal details, Liebert NXL
™
500kVA UPS to top-terminal battery and attached junction cabinet, point-to-point
wiring
Table 7 Terminal details, Liebert NXL 500kVA UPS to top-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
TOP VIEW
Attached Junction
B A
E
D
F
UPS Left Side UPS Left Front (Part A)
Ground
Bus
DC Input
C B A
DC (+)
Input
DC (-)
Input
Cabinet Right Side
Rectifier (Part A)
C
A1 and B1
LH Mount
A1
B1
A2 and B2
RH Mount
A2
B2
Battery Cabinet
G
C
C
G
D
E