Safety Switch, Fusible, Use Class H, J, R, T Fuse, Heavy Duty, 60 Amps, Voltage 600VAC, 3 Phase, 12 NEMA Enclosure Type, 52 IP Rating, Material of Construction Galvannealed Steel, Number of Wires 3, Number of Poles 3, Contact Form 3PST, Height 16.5 In., Width 9 In., Depth 7 In., Standards UL Listed Technical Specification Item Safety Switch Fusible / Non-fusible Fusible Use Class H, J, R, T Fuse Duty Heavy Amps 60 Voltage 600VAC Phase 3 NEMA Enclosure Type 12 IP Rating 52 Material of Construction Galvannealed Steel Number of Wires 3 Number of Poles 3 Contact Form 3PST Height 16.5 Width 9 Depth 7 Standards UL Listed Neutral Assembly Included Fuse Kit (Class R) Mfr. No. RFK06H