H4855 NEMA Magnetic Motor Starter Overload Relay Amp Setting 30 to 90A Coil Volts 480VAC Enclosure NEMA Rating 4 4X Auxiliary Contact Form 1NO HP @ 3 Phase - 240V 30 HP @ 3 Phase - 480V 50 Starter Type NEMA Style Action Reversing Hz 50/60 Number of Poles 3 Amps AC 90 NEMA Size 3 Width 18.16 In. Features Class 10/20 Selectable Solid State Overload Relay Includes Class 10/20 selectable solid state overload relay HP @ 3 Phase - 575V 50 HP @ 3 Phase - 208V 25 Height 32.22 In.