3VA27 molded case circuit breakers & 3WL10 air circuit breakers
Manual, 10/2018, L1V30499596002-01
195
Operation
6
6.1
Operation
6.1.1
Closing and opening manually
Closing and opening manually
The air circuit breaker can be closed and opened manually with the pushbuttons on the front.
①
Switch position indicator contacts OPEN / CLOSED
②
"Mechanical ON" pushbutton
③
"Mechanical OFF" pushbutton
④
Status indicator of spring energy store CHARGED / DISCHARGED
⑤
Manual lever for charging the spring energy store
⑥
Toggle
The following conditions must be met before the circuit breaker can be closed:
●
Circuit breaker in the OPEN position
●
Spring energy store compressed
●
Open command via remote access is not pending
●
Interlocking with open command is not pending (mechanical and electrical interlocks)