AC contactor造句

Using AC contactor for motor’s phase break protection is improper

Inside is installed AC contactor, thermal replay, self-settable conversion switch.

Fuzzy Comprehensive Evaluation and Control of Best Closing Making Angle of Rotational AC contactor

The utility model belongs to a silencing and power-saving device used for an AC contactor.

The operation principleresult of saving power， mate rial and reliability of AC and DC usual auto-converting saving power instrument are expounded, which the operation-coil of AC contactor given AC and DC voltage is usual, output is even DC, on and off and keeping voltage non-contactor auto-convert.

The coil and the control loop of the original AC contactor need not any change, the goal of electricity saving and silent running can be reached.