... Installs The Way To Be Fixed For The Screw, Some Two Kinds Install The Size To Choose One Kind Of Size ... Please Read The Specify Type Before Order.Contactor Specification Model, Pole Number, Coil Control Voltage, Rating Of Operating Current, Wiring ... Follows: Nominal Current: 30A, Working Voltage: 240/277V,480V,600V, Pole Number: Two Pole , Coil Control Voltage: 120V, Wiring Way: Quick Connect, Load ...