... the circuits up to the rated voltage 660V AC 50Hz or 60Hz, rate The contactor is suitable ... in the circuits up to the rated voltage 660V AC 50Hz or 60Hz, rated current 630A, for making ... and breaking, and for frequent starting and controlling the motor, After combined with the mechanical interlocking device, it ... , starting, breaking and reversing of the motor, The products comply with IEC60947 & VDE0660 ...