... with rated working voltage 660V. Under using category of AC-3, they can be used for circuit with rated working ... contactors are suitable for frequent start and control of AC motors. These contactors are modified on the basis of ... referring to the table Working voltage (US) of contactor coil: AC 36V, 110V, 127V, 220V, and 380V Pick-up voltage ... secondary contact, please look at the table. AC Contactor