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Circuit breakers
EFD and EFDC Explosionproof Circuit Breakers
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EFD and EFDC Explosionproof Circuit Breakers

EFD and EFDC explosionproof circuit breakers from Eaton's Crouse-Hinds Division are used for branch circuit protection of lighting, equipment and motor circuits in hazardous areas.  They provide a disconnect means, short circuit protection and thermal time delay overload protection.

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Certifications and compliances

NEC

  • 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

Environmental ratings

  • NEMA 3, 7B*CD, 9EFG, 12

*Seals must be installed within 1-1/2" of each conduit opening for Group B use.

Design features

  • Small, compact enclosures with accurately ground, wide flange on both body and cover for flametight joint
  • Dead end (EFD) or through feed (EFDC) hubs 3/4" to 1" sizes
  • Breaker mounted on cover and back wired for ease of installation
  • Breaker can be padlocked in ON or OFF positions with trip-free handle mechanism

Standard materials

  • Bodies and covers – Feraloy iron alloy
  • Operating handles – type 6/6 nylon
  • Operating shafts – stainless steel
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Eaton’s mission is to improve the quality of life and the environment through the use of power management technologies and services. We provide sustainable solutions that help our customers effectively manage electrical, hydraulic and mechanical power – more safely, more efficiently and more reliably. Eaton’s 2019 revenues were $21.4 billion, and we sell products to customers in more than 175 countries. 
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