Accessories
3.4 Monitoring switches and signaling accessories
3WJ Air Circuit breakers
Operating Instructions, 12/2022, L1V30828903001-01
71
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 chapterPreparation for maintenance work (Page 178).
Installing the position signaling switch
3WJ9111-0AH11
3WJ9111-0AH12
For fixing use a cross-tip screwdriver (size 2).
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