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Installation Drawings
28
Figure 26 Battery cabinet interconnection wiring to 250-400kVA UPS
Table 1 Liebert-supplied interconnect wiring
Run From To Conductors
A1 - DC+ Busbar Battery Cabinet - DC+ Busbar Positive Power - RH Mount/Stand Alone
B1 UPS - DC- Busbar Battery Cabinet - DC- Busbar Negative Power - RH Mount/Stand Alone
A2 - DC+ Busbar Battery Cabinet - DC+ Busbar Positive Power - Left Mount
B2 UPS - DC- Busbar Battery Cabinet - DC- Busbar Negative 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
* This is used only for detached cabinets. If the cabinets are attached, use the grounding shown in Figure 25.
B2
A2
B1
A1