voltage up to 660v AC ,50 or 60HZ,current up to 95A,for making breaking ,frequently starting &controlling the AC motor LC1-D AC Contactor is suitable for using in the circuit up to the rated voltage 660v AC 50HZ 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 ...