Features

• Explosionproof, Dust-Ignitionproof. Ideal for installation in chemical and petrochemical plants, refineries and other process industries
• Factory sealed switches are designed to a UL Standard so that any arcing devices are contained within an explosionproof labyrinth switch (standard switch and sealing chamber on select models).
• 20 Amp 4-way and all 30 Amp models utilize a switch enclosed in separate sealing chamber. Smooth double-face, accurately ground surfaces on sealing chamber flange mate with cover and body to provide positive flame-tight construction
• 1/2#8221; and 3/4#8221; 1-gang units suitable for Class I, Group B, in addition to Class I, Groups C and D; Class II, Groups E, F and G; and Class III
• Sealing chamber has prewired factory sealed pigtail leads to switch
• Enclosures have external mounting lugs for ease of mounting
• Smooth, rounded integral bushing in each hub protects conductor insulation
• Enclosures furnished with internal ground screw
• Corrosion resistant, strong stainless steel hex head cap screws attach cover/body/sealing chamber assembly for approved flame-tight construction
• Threaded stainless steel operating handle provides positive corrosion resistant operation
• Choice of front-operating or side rocker arm handle; each may be locked in ON or OFF position
• Custom units are available. See catalog pages for details

Specifications

• Standard Materials: Malleable iron body and covers. Copperfree (4/10 of 1% max.) aluminum sealing chamber (on select models). Nylon 6/6 handle. Corrosion resistant stainless steel nameplate mounting bracket (optional)
• Standard Finishes: Tumbler switches have a triple-coat finish (1) zinc electroplate, (2) chromate, and (3) epoxy powder coat
• Option Materials: 1- or 2-gang copperfree (4/10 of 1% max.) aluminum bodies and covers available. See catalog pages for details
• Nameplate Mounting Bracket: Make circuit description/identification easy and eliminate costly field installation (drilling/tapping) to accommodate circuit identification nameplates by using our bracket accessory. See catalog.

Certifications and Compliances

• NEC and CEC Certifications and Compliances: Class I, Division 1 and 2, Groups B, C, D; Class II, Division 1 and 2, Groups E, F, G; Class III; NEMA 3, 7 BCD, 9EFG

Downloads

Catalogs

Manuals & Guides