Appleton‚Ñ¢ EDS Factory Sealed Tumbler Switches - Explosionproof Electrical Switches

Appleton‚Ñ¢ EDS Factory Sealed Tumbler Switches are designed to provide explosionproof and dust-ignitionproof operation in hazardous classified areas. These switches are ideal for electrical distributors and switchgear suppliers serving chemical plants, petrochemical plants, refineries, and other process industries where ignitable vapors, gases, or combustible dusts are present. The factory sealed design confines arcing within the switch, preventing ignition during connect and disconnect operations of lighting and light power loads, making them suitable for lighting solutions and wire and cable applications in classified environments.

Specifications

• Material: Copperfree Aluminum
• Finish: Chromate
• Product Weight: 5.55 lbs
• Manufacturer Part #: EDSC175F13
• Voltage Rating: 120-277 Vac (20 Amp and 30 Amp units available)
• UL Listed Standards: UL 894, UL 1203
• Classifications: NEC/CEC Class I, Division 1 and 2, Groups B, C, D; Class II, Division 1 and 2, Groups E, F, G; Class III
• NEMA Ratings: 3, 7 B, C, D; 9 E, F, G

Features

• Factory sealed switches confine arcing within an explosionproof labyrinth switch, preventing ignition of hazardous atmospheres
• Suitable for use without additional external sealing fittings
• Enclosures have external mounting lugs for ease of installation
• Smooth, rounded integral bushing in each hub protects conductor insulation
• Internal ground screw provided for grounding
• Corrosion-resistant, strong stainless steel hex head cap screws ensure flame-tight assembly
• Threaded stainless steel operating handle for positive corrosion-resistant operation
• Choice of front-operating or side rocker arm handle, each lockable in ON or OFF position
• 1/2‚Äù and 3/4‚Äù 1-gang units suitable for Class I, Group B, in addition to other hazardous classifications
• Sealing chamber with factory sealed pigtail leads on select models

Downloads & Links

• Instruction Sheet: 331201-000, EFS Non-Sealed Tumbler Switches | Appleton
• Catalog: EDS Factory Sealed Tumbler Switches | Appleton