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    DER, GUB and GUBM Cast Junction Boxes - CSA

    Brand: Appleton

    CSA Certification Only. Explosionproof, Dust-Ignitionproof, Watertight.
    Furnished with Surface Cover and Mounting Lugs.
    CSA Certified.

    • Class I, Division 1 and 2, Groups A, B, C, D
    • Class I, Zone 1 and 2
    • Class II, Division 1 and 2, Groups E, F, G
    • Class III, Enclosure 4

    These watertight cast junction boxes and enclosures are explosionproof, dust-ignitionproof and corrosion-resistant for indoor or outdoor use. Available in a variety of styles, they are suitable for enclosing relays, contactors, instruments, meters, gauges and other equipment in harsh and classified hazardous locations.

    ApplicationsFeaturesCatalog Numbers
    • Junction or pull box for pulling and splicing of wires and as an enclosure for electrical devices.
    • Ideal where number and size of conductors require a junction box with additional space.
    • All DER, GUB and GUBM Junction Boxes:
    1. Furnished with mounting lugs and covers.
    2. All conduit hubs and openings provide a minimum of five full threads to meet CSA requirements.
    3. Accurately tapped, tapered conduit threads provide tight, rigid joints and ground continuity.
    • DER and GUB Series:
    1. Malleable iron or copperfree aluminum body, copperfree aluminum cover, neoprene O-ring.
    2. Wide selection of sizes and locations for drilled and tapped conduit openings.
    3. Suitable for use as an enclosure for relays, instruments and other control apparatus in classified locations.
    4. O-rings standard for forms 1, 2 and 3 to provide raintight fit.
    5. Surface covers have lugs to take a bar or wrench.
    • GUBM Series (Instrument Enclosure):
    1. Copperfree aluminum body, copperfree aluminum and glass cover, neoprene O-ring.
    2. Serves as an enclosure for meters, gauges and similar devices.
    3. Complete with round, explosionproof glass window cover to permit direct reading of enclosed instrument.
    4. Furnished with one 3/4" drilled and tapped entry.
    5. Mounted bosses provided in back of GUBBM can be drilled and tapped for fastening of instrument mounting bracket.
    6. O-rings standard to provide raintight fit.
    7. Sealing covers have a plugged hole through which the box can be filled with sealing cement after installation (See Fittings section for information regarding sealing cement. Note: When sealing covers are used, splices or taps within the Unilets are prohibited by the CEC.).
    8. Dome covers permit conductors to be pulled with the ends extending well out beyond the box body – where splices can easily be made and then left in place, enclosed and protected by the dome cover.