Plug Current Rating 60 A Hazardous Location Specification Class I Div 1 and 2 Group B C D Class II Div 1 and 2 Group F G Class III Div 1 and 2 Horsepower Rating 30 hp Housing Color Gray Number of Poles 4 Number of Wires 3 Phase Three Voltage Rating 600V AC Cap Type Screw-On Cap Connection Orientation Straight Face Diameter 2.23 in For Maximum Cable Diameter 1.375 in For Minimum Cable Diameter 0.5 in Grounding Grounded Grounding Style Style 2