Using vacuum as the arc-extinguishing medium, CKJ5 series AC vacuum contactor has the following features:
Strong arc-extinguishing capability, good withstand voltage performance, large capacity, small size, light weight, long life, strong antisepticise and breaking capability, easy repair, safety and reliability, installation dimension same as CJ10-40A AC contactor.
This contactor is applicable to electrical power system with AC 50Hz, rated operating voltage 660V, rated operating current 40 to 80A for remote making and breaking the circuit, as well as frequently starting and controlling the motor. It is particularly suitable for various protection devices to form electromagnetic starter with advantages of no electric arc leakage and no noise, mainly used in coal mine, petroleum, iron and steel, metallurgy, chemical engineering, factories and mines.