Appleton® EDKR21Q Explosionproof Dust Ignitionproof Rocker Cover/Chamber, Malleable Iron

Explosion Proof Control Station Access.
307621 MFG #: EDKR21Q
278.24000 / ea
EDS series factory sealed tumbler switches prevent ignition of hazardous atmospheres by containing any arcing within a factory sealed enclosure. Many models are suitable for use in locations where group B gases (hydrogen) are present. Front operated and side rocker arm models are available and both types can be padlocked in either the on or off position.
  • Applications
  • Features
For EDS Series Tumbler Switches
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; 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); Tumbler switch devices are approved for installation without additional external sealing fittings; Sealing chamber has prewired factory sealed pigtail leads to switch; 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; For installation in: Chemical plants, petrochemical plants, Refineries and process industries; Designed to prevent arcing of enclosed switches in ignitable atmospheres during connect and disconnect operation of light
20 A, 120 to 277 VAC