Appleton™ Intraground™ N1 Series Nonmetallic Tumbler Switches - PN N1DC75F1

Appleton™ Intraground™ N1 Series Nonmetallic Tumbler Switches - Explosionproof Electrical Switch The Appleton™ Intraground™ N1 Series Nonmetallic Tumbler Switches are designed for use in hazardous classified locations, providing explosionproof switching solutions for lighting and light power loads. These switches are suitable for installation in Class I, Division 1 and 2, Groups C and D atmospheres, commonly found in chemical plants, petrochemical refineries, and other process industries. The nonmetallic enclosures feature a metal-imbedded grounding grid, eliminating the need for special grounding wires, and offer superior resistance to corrosive environments, ultraviolet light, and impact. Ideal for electrical distributors, lighting solutions providers, and switchgear suppliers requiring reliable, durable, and code-compliant control devices for classified locations. Specifications Catalog Number: N1DC75F1 Voltage Rating: 120-277 Vac Current Rating: 20 Amp Hub Size: 1/2 or 3/4 inch Material: 30% glass-reinforced thermoplastic polyetherimide (neutral color) Handle Material: Nylon 6/6 Cover Bolts: Stainless steel with Teflon® coating Nameplates: Aluminum with Mylar® finish UL Listings: UL 894, UL 1203, UL Listed E10523 Applicable Standards: NEC Class I, Division 1 & 2, Groups C & D; NEMA 3, 7CD, 12 Weight: 3.15 lbs Features Nonmetallic enclosure with metal-imbedded grounding grid for complete grounding without extra wiring Explosionproof design with sealing fittings required at conduit entries High resistance to corrosive chemicals with epoxy, Teflon®, or Mylar® coated parts Unique labyrinth-path construction with silicone gasket prevents moisture ingress while allowing venting High mechanical strength: 24,500 psi tensile strength, 33,000 psi flexural strength, 3% elongation at break Excellent resistance to ultraviolet light, water, fungi, mold, and impact Operating handle with close-tolerance stainless steel threaded shaft for positive corrosion-resistant operation Handle can be locked in ON or OFF position External mounting lugs for ease of installation Rounded integral bushing in hubs protects conductor insulation Suitable for use with 20 Amp and 30 Amp units at 120-277 Vac Downloads & Links Instruction Sheet: 501550, Intraground N1 Series | Appleton Catalog: Intraground N1 Series Nonmetallic Tumbler Switches | Appleton