... index, referring to the table Working voltage (US) of contactor coil: AC 36V, 110V, 127V, 220V, and 380V Pick-up ... voltage: 85%-110% US Release voltage: 20%-75% US The contactor ... of normally-open or normally-closed secondary contact. The contactor can have the maximum secondary contact sets of 8 ... the secondary contact, please look at the table. AC Contactor