Full Technical Description: product type: non-fused interlocked receptacle with enclosed disconnect switch; product family: Arktite NSR Series; current rating: 30 A; voltage rating: 600 VAC and 250 VDC; number of wires: 3; number of poles: 4; grounding configuration: Style 2; fusing: non-fused; contact material: brass; receptacle door: spring loaded; conduit hub size: 3/4 inch; enclosure material: copper-free aluminum with Krydon insulating components; approximate dimensions: 11.38 inches deep x 31.38 inches high x 15.38 inches wide; enclosure ratings include NEMA 3, 3R, 4, 4X, and 12; application: disconnects and supplies power to fixed or portable industrial equipment in damp, wet, dusty, washdown, and corrosive environments