Withdrawable circuit breaker
Here, the modules can be directly mounted on the guide frame; modication of the circuit
breaker side wall is not required.
Locking mechanism to prevent opening, direct ③ / Bowden cable ②
These accessories prevent the control cabinet door from being opened in the following cases:
• Fixed-mounted breaker: The circuit breaker is in the CLOSED switch position.
• Withdrawable breaker: The circuit breaker is in the CONNECT guide frame position and the
CLOSED switch position.
The mechanical interlocks and locking devices must not be used together with the following
accessories:
• Auxiliary switch AUX 15Q
• Withdrawable breaker: Direct locking mechanism to prevent opening of the control cabinet
door
If Bowden cables are used, the maximum length is 2m.
The locking device also locks out the open circuit breaker when the control cabinet door is
open.
Covers
IP30 door sealing frame
To enable operation of the circuit breaker when a control cabinet door is closed, a cutout
must be provided in the cabinet door. With use of a cover frame, this cutout has a pleasant
appearance and achieves the higher degree of protection IP30.
Accessories
3.5External accessories
3VA27 molded case circuit breakers & 3WL10 air circuit breakers
Equipment Manual, 10/2023, L1V30499596002-03 121
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