Description
2.1 Mechanical components
3WJ Air Circuit breakers
Operating Instructions, 12/2022, L1V30828903001-01
23
2.1.4.5 Inserting the Circuit Breaker into the guide frame
If present, remove locking devices before ins
erting the Circuit Breaker into the guide frame.
• Pull out the guide rails
• Insert the Circuit breaker by moving it forward and then down onto the guide rails.
• Push it to the end stop of the disconnected position. The correct position can be identified
as the guiding rails must be back in their initial position and the secondary disconnect
terminals must be hidden.
Close the door of the control cabinet.
To be able to close the circuit breaker, the stored-energy spring must be charged.
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