CKG CKJ3-12 KV/160,250,400,630A TypeAC H.V. Vacuum contactorThe AC vacuum contactor is mainly composed of vacuum switching tubes andaccessories. lt is mainly suitable for the feeding network of AC 50HZ, rated voltageup to 12kV, rated current up to 630A, for making and breaking circuits at a longdistance, and for frequent starting and stopping of AC motors. lt is suitable for usewith various protection devices to assemble into electromagnetic starters; single-pole high voltage vacuum contactors are especially suitable for use in powerdepartments such as street lamps and airport lighting control...