H5192 NEMA Magnetic Motor Starter Overload Relay Amp Setting 45 to 135A Coil Volts 120VAC Enclosure NEMA Rating 4 4X Auxiliary Contact Form 1NO HP @ 3 Phase - 240V 50 HP @ 3 Phase - 480V 100 Starter Type NEMA Style Action Nonreversing Hz 50/60 Number of Poles 3 Amps AC 135 NEMA Size 4 Width 18.16 In. Features Class 20 Solid State Ambient-Compensated Overload Relay and Instantaneous Magnetic Trip Mechanism