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Description
2.2 Circuit breakers and non-automatic circuit breakers
For service purposes, the sliding covers can be opened and fixed manually with the aid of the
shutter levers.
Example: opening the lower sliding covers
Light pressure on the shutter lever releases the fixation. The shutter levers return to the initial
position and close the sliding covers.
NOTICE
Damage to the shutter
If the withdrawable circuit breaker is inserted while the shutter levers are fixed, the shutter
may become damaged.
Only insert the withdrawable circuit breaker in the guide frame if the sliding covers are
closed and the shutter levers are in the central position and unlocked.
30
3WA Air Circuit Breakers
Equipment Manual, 05/2021, 92310000002-03
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