Plug Current Rating 30 A Horsepower Rating 30 hp Housing Color Gray Number of Poles 3 Number of Wires 2 Phase Single Voltage Rating 250V DC 600V AC Wire Connection Type Wire Leads Cap Type Flip-Up Cap Connection Orientation Straight Face Diameter 1.86 in For Maximum Cable Diameter 1.125 in For Minimum Cable Diameter 0.5 in Grounding Grounded Grounding Style Style 2 Housing Material Copper-Free Aluminum Maximum Wire Size 8 AWG Minimum Wire Size 10 AWG