Racking The Circuit Breaker (Withdrawable Breaker) - Siemens SENTRON 3WL10 Manual

Operation
6.1 Operation
6.1.3

Racking the circuit breaker (withdrawable breaker)

Hazardous voltage
The circuit breaker must only ever be racked while it is open.
• Switch the circuit breaker into the OPEN position.
• Discharge the spring energy store.
Inserting the racking handle
1. Pull the racking handle out of the guide frame.
2. Fold the handle of the racking handle into position.
3. Insert the racking handle into the opening above the position indicator and press the
unlocking button PUSH before Operating.
200
WARNING
3VA27 molded case circuit breakers & 3WL10 air circuit breakers
Manual, 10/2018, L1V30499596002-01