- Single pole AC circuit breaker
- Equipped with vacuum interrupter
- Pneumatic closing and holding with opening through spring induced force
- Earthing switch can be engaged directly on breaker.
- Constructed for roof mounting
- Requires less space for installation
- Requires minimum maintenance
- Provides protection against fault currents
- Isolates the traction vehicle from the overhead catenary wire
Applications
The VCBA type circuit breaker is used as a line circuit breaker:
- To close and open the power circuit of the vehicle from the overhead catenary
- To interrupt the power circuit current under overload, short circuit or any other defined conditions
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