... AC motor.And it can be formed into electromagnetic starter with thermal relay or electronic protector for protecting circuit.This product ... , CJ20-100, CJ20-160, CJ20-250, CJ20-630 with long-itudinal seam arc chute; CJ20-160/11, CJ20-250/06, CJ20-400, CJ20 ... -630/06, CJ20-630/11, with grid piece arc chute.Rated control power voltage of contactor is AC 50Hz ...