Vertiv Liebert NXL 1100, Installation Manual

Page: 46 / 73

Installation Drawings
Vertiv
| Large System, 3-Phase UPS Battery System Installation Manual 39
Figure 37 Terminal details Liebert NXL
™
250kVA - 400kVA to front-terminal battery point-to-point wiring
Table 5 Terminal details Liebert UPS 250kVA - 400kVA to front-terminal battery point-to-point interconnect wiring
Run
From To Conductors
A1 UPS DC Positive Busbar Battery Cabinet Positive Bus Positive DC Power RH Mount /Stand Alone
B1 UPS DC Negative Busbar Battery Cabinet Negative Bus
Negative DC Power
RH Mount / Stand-Alone
A2 UPS DC Positive Busbar Battery Cabinet Positive Bus Positive DC Power Left Mount
B2 UPS DC Negative Busbar Battery Cabinet Negative Bus Negative DC Power Left Mount
C* UPS Ground Battery Cabinet Ground Ground
D UPS External Interface Board (EIB)
Battery Cabinet
Battery Interface Board (BIB)
CAN Control Cables
* For detached units only
BATTERY CABINET UPS
All power and control wiring is supplied
if units are ordered as attached.
For left-mounted
installations, the DC
cables will be routed
along the interior rear
of the UPS. The cables
can be supported using
lances in the UPS
sheet metal.
UPS - Rear View
DC Bus Connections
D
C
C
A1
B1
A2 B2
A2
B2
A1
B1
D