Safety Switch Nonfusible Heavy Duty 60 Amps AC Voltage 600VAC 3 Phase 50 HP @ 600V HP 12 NEMA Enclosure Type 52 IP Rating Metallic / Non-Metallic Metallic Material of Construction Steel Number of Wires 3 Number of Poles 3 Contact Form 3PST Height 19.5 In. Width 12.5 In. Depth 11.2 In. Standards UL Listed