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EJB Series Junction Boxes

Industry Standards:

  • ATEX Directive 94/9/EC
  • EN 60079-0
  • EN 60079-1
  • EN 60079-31
  • EN 60079-11
  • EN 60079-26
  • EN 60529
  • EN 60439-1
  • Certifications:

  • II 2(1) GD Ex d [ia] IIB Ex tD A21 T5/T6 IP 65/66/67
  • II 2GD Ex d IIB+H2 T6,T5, T4 Gb Ex tb IIIC T85°C, T100°C, T135°C Db
  • IP66/67
  • II 2(1) GD Ex d [ia Ga] IIB+H2 T6, T5 Gb Ex tb [ia Da] IIIC T85°C, T100°C Db IP66/67
  • CESI 00 ATEX 036U (Component)
  • CESI 01 ATEX 026 (Terminal box)
  • CESI 01 ATEX 027 (Control, command and signaling units)
  • CESI 02 ATEX 073 (Interface units)
  • CESI 03 ATEX 015 (Unit with dischargers)
  • IECEx TSA 06.0011 - GOST R - BRAZILIAN
  • GOST-R, INMETRO, Australia certifications available
  • Ambient Temperature: -50 C to +60C
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    EJB series junction boxes are enclosures applicable for Zone 1, 2, 21 or 22 with ATEX and IECEx certifications. They can be used as junction boxes with or without terminals or for installation of electrical equipment such as circuit breakers, signals, disconnectors, remote control switches or transformers. Body and cover can be drilled and threaded according to customers’ specification. In accordance with rules, Hoffman only can perform the drilling.ed and threaded according to customers’ specifications. In accordance with rules, Hoffman must perform the drilling.

    Application:

    EJB series junction boxes are enclosures applicable for Zone 1, 2, 21 or 22 with ATEX and IECEx certifications. They can be used as junction boxes with or without terminals or for installation of electrical equipment such as circuit breakers, signals, disconnectors, remote control switches or transformers. Body and cover can be drilled and threaded according to customers’ specification. In accordance with rules, Hoffman only can perform the drilling.ed and threaded according to customers’ specifications. In accordance with rules, Hoffman must perform the drilling.

    Features:

  • Low copper aluminum alloy and stainless steel bolts and screws for corrosion resistance Aluminum alloy passes the tests required by standards EN 60068-2-30 (hot/humid cycles) and EN 60068-2-11 (salt mist tests) • Internal mounting panel • Body and cover can be drilled and threaded according to customers’ specification
  • Cast hinges for robust construction (except for EJB-55)
  • High temperature-resistant silicone gasket provides IP66 / 67 rating
  • Stainless steel bolts and screws
  • Electrogalvanized steel mounting bracket
  • Epoxy coating RAL 7035 (Light grey) coating
  • Aluminum alloy passes the tests required by standards EN 60068-2-30 (hot/humid cycles) and EN 60068-2-11 (salt mist tests)
  • Internal mounting panel
  • Body and cover can be drilled and threaded according to customers’ specifications
  • Accessories:

  • Internal anti-condensation coating RAL 2004 (pure orange)
  • External epoxy coating in different color (specify the RAL number)
  • Breather Drain
  • Round or rectangular windows on lid
  • Drawings and Technical Publications are available by clicking the "Items" tab. Select your desired Catalog Number and click on the Downloads tab for that particular catalog number.
     
    Catalog Number A in. B in. C in. X in. Y in. Z in.
    Catalog Number A in. B in. C in. X in. Y in. Z in.
    11.97 8.03 8.58 8.66 4.72 6.59
    14.33 11.18 8.58 11.02 7.87 6.04
    14.33 11.18 10.94 11.02 7.87 8.41
    17.01 13.07 9.02 13.55 9.45 6.44
    17.01 13.07 11.77 13.39 9.45 9.19
    22.32 15.24 9.96 18.11 11.02 7.03
    22.32 15.24 11.73 18.11 11.02 9.00
    24.88 17.01 9.02 21.26 13.39 7.97
    24.88 17.01 10.67 21.26 13.39 10.85
    34.25 25.59 14.96 28.35 19.69 10.73
    34.25 22.05 18.9 28.35 19.69 14.67