Vacuum circuit breaker

ZN28-12K/T (D) series of indoor hv vacuum circuit breaker is 3-phase ac rated voltage isolator, 12kV indoor high voltage distribution.Can be widely used in industrial and mining enterprises, power plant and substation in fields, as the control and protection system. Breaker can be installed in fixed ark use, also can install in hand, used in car moved off switchgear.Using the integrated circuit breaker and operating mechanism, structure with CD17 CT19 type spring institutions or type electromagnetism. Circuit breaker with strong commonality, high reliability, long life, easy maintenance, no explosion danger, no pollution, noise, etc. Breaker using vacuum arcing chamber and operating mechanism before and after arrangement plan, at the same time, in order to guarantee the contactor in points off the process of good mechanical parameters and improve the ability to open circuit breaker and vacuum arcing chamber of life, in vacuum arcing chamber with good guide moving.