Detailed Product Description

VH8 series 40.5kV indoor high voltage vacuum circuit breaker is a new generation of vacuum circuit breaker developed by our company according to requirement of electric power industry and state-of-the-art vacuum circuit breaker development trend. In addition to advantages of common vacuum circuit breakers, it also has the following features:

1. Circuit breaker adopts overall layout, main circuit is above mechanism, features compact structure and high reliability;

2. Adopt air and organic material compound insulation method, quenching pot in installed in epoxy cast insulating cylinder, features compact design and good insulation property, compared with traditional indoor circuit breaker, it reduces phase-to-phase distance to 300mm;

3. Equipped with vacuum quenching pot of longitudinal magnetic field, suitable for breaking high voltage, long arc;

4. Adopt modular spring-operated mechanism, operation is simple;

5. Adopt lead screw propelling mechanism, laborsaving, smooth, good self-locking performance, facilitate moving in-and-out of circuit breaker, facilitate maintenance, propelling mechanism is equipped with simple and reliable interlock, it is convenient to match switch cabinet.