Application of anti-interference electricity alternating contactor in current supply circuit of cathode and anode liquid pump;

The application of TJ40C series capacitor switching AC contactor in reactive power compensation was introduced.

Improvement on the making and breaking test equipment for AC contactor;

Research and application of using AC contactor to realize the phase break protection of three-phase motors;

The intelligent no-arc AC contactor based on magnetic latching relay;

Selecting main components, such as low voltage breaker, alternating current contactor, thermal overload relay, automatic transfer switch for power distribution circuit of fire equipment which was composed of conventional separate components was discussed to provide a helpful reference for power designer in China.