Vcb Control Circuit Diagram. Vacuum circuit breaker m. External terminal of vcb 52.
11 33kv vacuum circuit breaker indoor panel that is used for the protection of transformer. Dielectric tests measurement of the resistance of the main circuit temperature rise tests short time withstand current and peak withstand current tests additional tests on auxiliary and control circuits. Vacuum offers the highest insulating strength.
Secondary trip coil c.
But the arc can be quenched easily as the electrons ions metallic vapors are generated throughout the arc quickly condense over the outsides of the cb contacts. External terminal of vcb 52. Spring charging motor tc. Vacuum circuit breaker control circuit diagram 8 note 2 note 1 note 4 note 3 charge complete indicating contact trip coil monitoring contact control circuit diagram ф.
