HLC1-D series AC Contactor is suitable for using in the circuits up to the rated voltage 660V AC50Hz or 60Hz, rated current up to 95A , for making ,breaking , frequently starting & controlling the AC motor.Combined with the auxiliary contact block,timer delay & machine-interlocking device etc , it becomes the delay contactor, mechanical interlocking contactor , star-delta starter . With the thermal relay, it is combined into the electormagenetic starter .