Accessories
3.5 Accessories for main connections
3WJ Air Circuit breakers
78 Operating Instructions, 12/2022, L1V30828903001-01
Preparatory work
1. Open the Circuit Breaker and discharge the stored-energy spring.
2. Rack the Circuit Breaker into maintenance position (disconnected postion) and remove it
from the guide frame (only withdrawable Circuit Breakers).
3. Remove the operator panel and the secondary disconnect terminals.
See chapter Preparation for maintenance work (Page 178)
Installing the connection bars
1. Unscrew any connection bars. To do so, unscrew the fixing screw and remove the
connection bars with the finger clusters. Throw the removed connection bars into the trash.
If present remove the shutter first.
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