... Defers To DP Contactor),Mainly Is Suitable For 50Hz Or 60Hz, When The AC-8a Use Category ... Impact And Vibration Place.3 .Main Technical Parameter a. Contactor Coil Picking Up In 75% ~ 110% Us ... In 20% ~ 70%Us b. Contactor Use Category: Ac-1Ac8a c. Contactor In With 0.4m Place, Its Noise ... Right, Please Read The Specify Type Before Order.Contactor Specification Model, Pole Number, Coil Control Voltage, ...