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Procedure 6-4 (continued)
Replacing a circuit breaker in the BIP
Step
Figure 6-11
Replacing a BIP circuit breaker
OFF position shown
AccessNode Modular Business Package VTBM Ring User Guide P0904244 Issue 1.0
Action
—end—
Replacing modules in a BIP 6-19
Upper BIP frame
Locking latch location (on upper row of breakers)
Circuit breaker (upper or lower row)
Locking latch location (on lower row of breakers)
Lower BIP frame
–48 V dc In
Normally closed (NC)
Normally open (NO)
Common
–48 V dc Out
Alarm contacts
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