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DSD Explosionproof Cover and Device Sub-assemblies

Crouse-Hinds series DSD explosionproof cover and device sub-assemblies are for use with our EDS/EDSC back boxes and EDSCM modular multi-gang device bodies.  DSD covers are available with a wide variety of devices and configurations, including manual motor starters, front operated pushbuttons, general use snap switches, side operated pushbuttons, selector switches and pilot lights.  

Certified for use in Class I and Class II hazardous areas.  

DSD Explosionproof Cover and Device Sub-assemblies

Certifications and compliances

When used with EDSCM and EDS bodies:

NEC and CEC

  • Class I, Divisions 1 & 2, Groups C, D
  • Class I, Division 2, Groups B, C, D
  • Class II, Division 1, Groups E, F, G
  • Class II, Division 2, Groups F, G
  • Class III
  • UL standards: UL894, UL698
  • CSA standard: C22.2 No. 30
  • NEMA/EEMAC 3, 7B (Div. 2) CD, 9EFG

Pushbuttons, pilot lights and selector switches (when used with EFS bodies):

NEC and CEC

  • Class I, Divisions 1 & 2, Groups B, C, D
  • Class II, Division 1, Groups E, F, G
  • Class II, Division 2, Groups F, G
  • Class III
  • UL standard: UL1203
  • CSA standard: C22.2 No. 30
  • NEMA/EEMAC 3, 7BCD, 9EFG

Design features

  • Large machine screws for fastening covers to bodies
  • Lockout hole for padlock having 1/4" hasp is provided when used with covers for front lever and side rocker type operation
  • Lockout provisions on front operated pushbutton (marked "STOP" and "OFF") and all selector switch covers
  • For covers with front lever and side rocker type operating handles, threaded type shafts and bushings are used to ensure flametightness
  • Accurately ground flange for flametight joint when mated with ground flange on back box

Standard materials

  • Covers, front operated – Feraloy iron alloy and copper-free aluminum
  • Covers, side operated – copper-free aluminum
  • Shafts and shaft bushings – stainless steel
  • Rocker handles, pushbuttons and guards – type 6/6 nylon 
  • Sealing enclosures – copper-free aluminum
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