Magnetic actuator(Mechanism,Operating device) for VCB(vacuum circuit breaker) Magnetic actuator(Mechanism,Operating device) for VCB(vacuum circuit breaker) High ... Max.High reliability, maintenance-free, is good enough for the long life span, after 23,000 times sub-gate ... that the demagnetization rate of less than 1% More pls contact with us. Magnetic actuator(Mechanism,Operating device) for VCB ...