3VA27 molded case circuit breakers & 3WL10 air circuit breakers
Manual, 10/2018, L1V30499596002-01
195
Closing and opening manually
Closing and opening manually
The air circuit breaker can be closed and opened manually with the pushbuttons on the front.
Switch position indicator contacts OPEN / CLOSED
"Mechanical ON" pushbutton
"Mechanical OFF" pushbutton
Status indicator of spring energy store CHARGED / DISCHARGED
Manual lever for charging the spring energy store
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)
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