... Purpose Contactor(Follow Defers To DP Contactor),Mainly Is Suitable For 50Hz Or 60Hz, When The AC-8a ... To The Single-Phase Mechanical Device Main Circuit As Well As The Single-Phase Air- ... Category: Ac-1Ac8a c. Contactor In With 0.4m Place, Its Noise Below 40db.4 . Installing Specification ... 40A, Working Voltage: 240/277V,480V,600V, Pole Number: One Pole Without Shunt, Coil Control Voltage:120V, Wiring ...