Emerson UPS Systems Manuel D’Utilisation
Installation Drawings
9
Figure 5
Liebert NXL Maintenance Bypass Cabinet—250 and 300kVA main component location
MAINTENANCE
ISOLATION
BREAKER
(MIB)
MAINTENANCE
BYPASS
BREAKER
(MBB)
CONTROL WIRING
TERMINAL BLOCK
(TB1)
OPTIONAL
SOLENOID
INTERLOCK
GROUND
INPUT
PHASE B
NEUTRAL
OUTPUT
PHASE B
INPUT
PHASE A
INPUT
PHASE C
OUTPUT
PHASE A
OUTPUT
PHASE C
BREAKER REMOVED
FOR CLARITY
B
A
A
FRONT
SECTION A-A
BUSBAR DETAIL B