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Heavy-Duty Free-Stand Disconnect Enclosure, Type 12

Bulletin Number:

  • A28M1
  • A28M2
  • A28MM
  • Material:

  • Steel
  • Industry Standards:

    UL 508A Listed; Type 12; File No. E61997 cUL Listed per CSA C22.2 No. 94; Type 12; File No. E61997 NEMA/EEMAC Type 12 CSA File No. 42186: Type 12 IEC 60529, IP55
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    Simple, heavy-duty and cost-effective, this disconnect enclosure can be ordered with one to six doors to fit a range of applications.

    Applications:

    Simple, heavy-duty and cost-effective, this disconnect enclosure can be ordered with one to six doors to fit a range of applications.

    Specifications:

  • .121-in. steel
  • Seams continuously welded and ground smooth
  • Body stiffeners in larger enclosures for extra rigidity
  • Body flange trough excludes liquids and contaminants
  • Heavy-duty lifting eyes anchor into reinforced top
  • Removable centerposts permit easy panel installation
  • Concealed, easy-to-remove hinges
  • Heavy-duty 3-point latching mechanism operated by padlocking handle on all doors
  • Panel supports
  • Data pocket is high-impact thermoplastic
  • Oil-resistant gasket
  • Master door is far right-hand door on all enclosures
  • Defeater on primary door requires a screwdriver to open
  • Mechanical interlock activated by master door prevents slave doors from being opened first; doors can be closed in any order
  • Universal cutout on right flange provides mounting for most disconnect operators by using operator adapters
  • Models available with panel included or panel sold separately
  • FTC models include removable painted 10 gauge steel panels which mount on collar studs
  • Includes door hardware
  • Finish:

    Two finishes are available: ANSI 61 gray, polyester powder paint outside and inside; or ANSI 61 outside and white, polyester powder paint inside. Panels have white or conductive finish.

    Accessories:

  • Blank Adapter Plates, Mild Steel
  • Blower Fan Package
  • Floor Stand Kit
  • Operator Adapters for Universal Cutouts
  • Panels for Type 3R, 4, 4X, 12 and 13 Enclosures
  • Modifications and Customizations:

    Hoffman excels at modifying and customizing products to your specifications. Contact your local Hoffman sales office or distributor for complete information.

    Notes:

  • All 24.12-in. (613-mm) and deeper enclosures using short connecting rods in the following models require a Hoffman platform assembly, catalog number ADSCPA, purchased separately. • ABB Controls flange-operated devices • Cutler-Hammer C361 devices • Cutler-Hammer C371 mechanisms which use C371E, F, G, K operating mechanism • General Electric Type TDA devices (see next paragraph for option) • Square D Class 9422 devices (see next paragraph for option)
  • The platform assembly can be omitted if long connecting rods are ordered in place of short connecting rods. • For Cutler-Hammer operating mechanisms C371E and C371F order catalog number C371CS1 connecting rod. For C371G and C371K order catalog number C371CS2. • For General Electric devices, order catalog number TDSR extended length drive rod • For Square D devices, order catalog number 9422-R2 extra long operating rod(s). Some devices require two rods. Consult factory for space occupied on panel when platform is used.
  • Enclosures with panel include a painted panel. Order conductive panels separately.
  • 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. Sub Product Description Interior Finish With or Without Panel Painted Panel Conductive Panel Panel Size in. Stiffener Locations in. Large Painted Panel Large Conductive Panel No. of Large Panels Large Panel Size in. Small Painted Panel Small Conductive Panel Small Panel Size in. Number of Large Panels Size of Large Panels in. No. of Small Panels
    Catalog Number A in. B in. C in. Sub Product Description Interior Finish With or Without Panel Painted Panel Conductive Panel Panel Size in. Stiffener Locations in. Large Painted Panel Large Conductive Panel No. of Large Panels Large Panel Size in. Small Painted Panel Small Conductive Panel Small Panel Size in. Number of Large Panels Size of Large Panels in. No. of Small Panels
    72.12 28.25 18.12 One-Door Enclosures One-Door Gray With A72PM28 A72PM28G 60.00 x 21.75 - - - - - - - - - - -
    72.12 28.25 18.12 One-Door Enclosures One-Door White With A72PM28 A72PM28G 60.00 x 21.75 - - - - - - - - - - -
    72.12 28.25 18.12 One-Door Enclosures One-Door Gray Without - - - - - - - - - - - - -
    72.12 28.25 18.12 One-Door Enclosures One-Door White Without - - - - - - - - - - - - -
    72.12 34.25 18.12 One-Door Enclosures One-Door Gray With A72PM34 A72PM34G 60.00 x 27.75 - - - - - - - - - - -
    72.12 34.25 18.12 One-Door Enclosures One-Door White With A72PM34 A72PM34G 60.00 x 27.75 - - - - - - - - - - -
    72.12 34.25 18.12 One-Door Enclosures One-Door Gray Without - - - - - - - - - - - - -
    72.12 34.25 18.12 One-Door Enclosures One-Door White Without - - - - - - - - - - - - -
    72.12 40.25 18.12 One-Door Enclosures One-Door Gray With A72PM40 A72PM40G 60.00 x 33.75 - - - - - - - - - - -
    72.12 40.25 18.12 One-Door Enclosures One-Door White With A72PM40 A72PM40G 60.00 x 33.75 - - - - - - - - - - -
    72.12 40.25 18.12 One-Door Enclosures One-Door Gray Without - - - - - - - - - - - - -
    72.12 40.25 18.12 One-Door Enclosures One-Door White Without - - - - - - - - - - - - -
    84.12 40.25 18.12 One-Door Enclosures One-Door Gray With A84PM40 A84PM40G 72.00 x 33.75 - - - - - - - - - - -
    84.12 40.25 18.12 One-Door Enclosures One-Door White With A84PM40 A84PM40G 72.00 x 33.75 - - - - - - - - - - -
    84.12 40.25 18.12 One-Door Enclosures One-Door Gray Without - - - - - - - - - - - - -
    84.12 40.25 18.12 One-Door Enclosures One-Door White Without - - - - - - - - - - - - -
    84.12 40.25 24.12 One-Door Enclosures One-Door Gray With A84PM40 A84PM40G 72.00 x 33.75 - - - - - - - - - - -
    84.12 40.25 24.12 One-Door Enclosures One-Door White With A84PM40 A84PM40G 72.00 x 33.75 - - - - - - - - - - -
    84.12 40.25 24.12 One-Door Enclosures One-Door Gray Without - - - - - - - - - - - - -
    84.12 40.25 24.12 One-Door Enclosures One-Door White Without - - - - - - - - - - - - -
    90.12 40.25 18.12 One-Door Enclosures One-Door Gray With A90PM40 A90PM40G 78.00 x 33.75 - - - - - - - - - - -
    90.12 40.25 18.12 One-Door Enclosures One-Door White With A90PM40 A90PM40G 78.00 x 33.75 - - - - - - - - - - -
    90.12 40.25 18.12 One-Door Enclosures One-Door Gray Without - - - - - - - - - - - - -
    90.12 40.25 18.12 One-Door Enclosures One-Door White Without - - - - - - - - - - - - -
    90.12 40.25 20.12 One-Door Enclosures One-Door Gray With A90PM40 A90PM40G 78.00 x 33.75 - - - - - - - - - - -
    90.12 40.25 20.12 One-Door Enclosures One-Door White With A90PM40 A90PM40G 78.00 x 33.75 - - - - - - - - - - -
    90.12 40.25 20.12 One-Door Enclosures One-Door Gray Without - - - - - - - - - - - - -
    90.12 40.25 20.12 One-Door Enclosures One-Door White Without - - - - - - - - - - - - -
    90.12 40.25 24.12 One-Door Enclosures One-Door Gray With A90PM40 A90PM40G 78.00 x 33.75 - - - - - - - - - - -
    90.12 40.25 24.12 One-Door Enclosures One-Door White With A90PM40 A90PM40G 78.00 x 33.75 - - - - - - - - - - -
    90.12 40.25 24.12 One-Door Enclosures One-Door Gray Without - - - - - - - - - - - - -
    90.12 40.25 24.12 One-Door Enclosures One-Door White Without - - - - - - - - - - - - -
    72.12 54.5 18.12 Two-Door Enclosures Two-Door Gray With A72PM54 A72PM54G 60.00 x 48.00 None - - - - - - - - - -
    72.12 54.50 18.12 Two-Door Enclosures Two-Door White With A72PM54 A72PM54G 60.00 x 48.00 None - - - - - - - - - -
    72.12 54.5 18.12 Two-Door Enclosures Two-Door Gray Without - - None - - - - - - - - - -
    72.12 54.5 18.12 Two-Door Enclosures Two-Door White Without - - None - - - - - - - - - -
    72.12 66.5 18.12 Two-Door Enclosures Two-Door Gray With A72PM66 A72PM66G 60.00 x 60.00 21.00 - - - - - - - - - -
    72.12 66.50 18.12 Two-Door Enclosures Two-Door White With A72PM66 A72PM66G 60.00 x 60.00 21.00 - - - - - - - - - -
    72.12 66.5 18.12 Two-Door Enclosures Two-Door Gray Without - - 21.00 - - - - - - - - - -
    72.12 66.5 18.12 Two-Door Enclosures Two-Door White Without - - 21.00 - - - - - - - - - -
    72.12 78.5 18.12 Two-Door Enclosures Two-Door Gray With A72PM78 A72PM78G 60.00 x 72.00 24.00 - - - - - - - - - -
    72.12 78.50 18.12 Two-Door Enclosures Two-Door White With A72PM78 A72PM78G 60.00 x 72.00 24.00 - - - - - - - - - -
    72.12 78.5 18.12 Two-Door Enclosures Two-Door Gray Without - - 24.00 - - - - - - - - - -
    72.12 78.5 18.12 Two-Door Enclosures Two-Door White Without - - 24.00 - - - - - - - - - -
    72.12 78.5 24.12 Two-Door Enclosures Two-Door White Without - - 24.00 - - - - - - - - - -
    72.12 78.50 24.12 Two-Door Enclosures Two-Door White With A72PM78 A72PM78G 60.00 x 72.00 24.00 - - - - - - - - - -
    72.12 78.5 24.12 Two-Door Enclosures Two-Door Gray With A72PM78 A72PM78G 60.00 x 72.00 24.00 - - - - - - - - - -
    72.12 78.5 24.12 Two-Door Enclosures Two-Door Gray Without - - 24.00 - - - - - - - - - -
    84.12 78.5 18.12 Two-Door Enclosures Two-Door Gray With A84PM78 A84PM78G 72.00 x 72.00 24.00 - - - - - - - - - -
    84.12 78.50 18.12 Two-Door Enclosures Two-Door White With A84PM78 A84PM78G 72.00 x 72.00 24.00 - - - - - - - - - -
    84.12 78.5 18.12 Two-Door Enclosures Two-Door Gray Without - - 24.00 - - - - - - - - - -
    84.12 78.5 18.12 Two-Door Enclosures Two-Door White Without - - 24.00 - - - - - - - - - -
    84.12 78.5 24.12 Two-Door Enclosures Two-Door Gray With A84PM78 A84PM78G 72.00 x 72.00 24.00 - - - - - - - - - -
    84.12 78.50 24.12 Two-Door Enclosures Two-Door White With A84PM78 A84PM78G 72.00 x 72.00 24.00 - - - - - - - - - -
    84.12 78.5 24.12 Two-Door Enclosures Two-Door Gray Without - - 24.00 - - - - - - - - - -
    84.12 78.5 24.12 Two-Door Enclosures Two-Door White Without - - 24.00 - - - - - - - - - -
    90.12 78.5 18.12 Two-Door Enclosures Two-Door Gray With A90PM78 A90PM78G 78.00 x 72.00 24.00 - - - - - - - - - -
    90.12 78.50 18.12 Two-Door Enclosures Two-Door White With A90PM78 A90PM78G 78.00 x 72.00 24.00 - - - - - - - - - -
    90.12 78.5 18.12 Two-Door Enclosures Two-Door Gray Without - - 24.00 - - - - - - - - - -
    90.12 78.5 18.12 Two-Door Enclosures Two-Door White Without - - 24.00 - - - - - - - - - -
    90.12 78.5 20.12 Two-Door Enclosures Two-Door Gray With A90PM78 A90PM78G 78.00 x 72.00 24.00 - - - - - - - - - -
    90.12 78.50 18.12 Two-Door Enclosures Two-Door White With A90PM78 A90PM78G 78.00 x 72.00 24.00 - - - - - - - - - -
    90.12 78.5 20.12 Two-Door Enclosures Two-Door Gray Without - - 24.00 - - - - - - - - - -
    90.12 78.5 20.12 Two-Door Enclosures Two-Door White Without - - 24.00 - - - - - - - - - -
    90.12 78.5 24.12 Two-Door Enclosures Two-Door Gray With A90PM78 A90PM78G 78.00 x 72.00 24.00 - - - - - - - - - -
    90.12 78.50 24.12 Two-Door Enclosures Two-Door White With A90PM78 A90PM78G 78.00 x 72.00 24.00 - - - - - - - - - -
    90.12 78.5 24.12 Two-Door Enclosures Two-Door Gray Without - - 24.00 - - - - - - - - - -
    90.12 78.5 24.12 Two-Door Enclosures Two-Door White Without - - 24.00 - - - - - - - - - -
    72.12 100.75 18.12 Three-Door Enclosures Three-Door Gray With - - - - A72PM66 A72PM66G 1 60.00 x 60.00 A72PM34 A72PM34G 60.00 x 27.75 - - -
    72.12 100.75 18.12 Three-Door Enclosures Three-Door White With - - - - A72PM66 A72PM66G 1 60.00 x 60.00 A72PM34 A72PM34G 60.00 x 27.75 - - -
    72.12 100.75 18.12 Three-Door Enclosures Three-Door Gray Without - - - - - - - - - - - - -
    72.12 100.75 18.12 Three-Door Enclosures Three-Door White Without - - - - - - - - - - - - -
    72.12 118.75 18.12 Three-Door Enclosures Three-Door Gray With - - - - A72PM78 A72PM78G 1 60.00 x 72.00 A72PM40 A72PM40G 60.00 x 33.75 - - -
    72.12 118.75 18.12 Three-Door Enclosures Three-Door White With - - - - A72PM78 A72PM78G 1 60.00 x 72.00 A72PM40 A72PM40G 60.00 x 33.75 - - -
    72.12 118.75 18.12 Three-Door Enclosures Three-Door Gray Without - - - - - - - - - - - - -
    72.12 118.75 18.12 Three-Door Enclosures Three-Door White Without - - - - - - - - - - - - -
    84.12 118.75 18.12 Three-Door Enclosures Three-Door Gray With - - - - A84PM78 A84PM78G 1 72.00 x 72.00 A84PM40 A84PM40G 72.00 x 33.75 - - -
    84.12 100.75 18.12 Three-Door Enclosures Three-Door White With - - - - A84PM78 A84PM78G 1 72.00 x 72.00 A84PM40 A84PM40G 72.00 x 33.75 - - -
    84.12 118.75 18.12 Three-Door Enclosures Three-Door Gray Without - - - - - - - - - - - - -
    84.12 118.75 18.12 Three-Door Enclosures Three-Door White Without - - - - - - - - - - - - -
    84.12 118.75 24.12 Three-Door Enclosures Three-Door Gray With - - - - A84PM78 A84PM78G 1 72.00 x 72.00 A84PM40 A84PM40G 72.00 x 33.75 - - -
    84.12 118.75 24.12 Three-Door Enclosures Three-Door White With - - - - A84PM78 A84PM78G 1 72.00 x 72.00 A84PM40 A84PM40G 72.00 x 33.75 - - -
    84.12 118.75 24.12 Three-Door Enclosures Three-Door Gray Without - - - - - - - - - - - - -
    84.12 118.75 24.12 Three-Door Enclosures Three-Door White Without - - - - - - - - - - - - -
    90.12 118.75 24.12 Three-Door Enclosures Three-Door Gray With - - - - A90PM78 A90PM78G 1 78.00 x 72.00 A90PM40 A90PM40G 78.00 x 33.75 - - -
    90.12 118.75 24.12 Three-Door Enclosures Three-Door White With - - - - A90PM78 A90PM78G 1 78.00 x 72.00 A90PM40 A90PM40G 78.00 x 33.75 - - -
    90.12 118.75 24.12 Three-Door Enclosures Three-Door Gray Without - - - - - - - - - - - - -
    90.12 118.75 24.12 Three-Door Enclosures Three-Door White Without - - - - - - - - - - - - -
    84.12 158 18.12 Four-Door Enclosures Four-Door Gray With - - - - A84PM78 - - - - - - 2 72.00 x 72.00 -
    84.12 158.00 18.12 Four-Door Enclosures Four-Door White With - - - - A84PM78 - - - - - - 2 72.00 x 72.00 -
    84.12 158 18.12 Four-Door Enclosures Four-Door Gray Without - - - - - - - - - - - - -
    84.12 158 18.12 Four-Door Enclosures Four-Door White Without - - - - - - - - - - - - -
    84.12 158 24.12 Four-Door Enclosures Four-Door Gray With - - - - A84PM78 - - - - - - 2 72.00 x 72.00 -
    84.12 158.00 24.12 Four-Door Enclosures Four-Door White With - - - - A84PM78 - - - - - - 2 72.00 x 72.00 -
    84.12 158 24.12 Four-Door Enclosures Four-Door Gray Without - - - - - - - - - - - - -
    84.12 158 24.12 Four-Door Enclosures Four-Door White Without - - - - - - - - - - - - -
    90.12 158 18.12 Four-Door Enclosures Four-Door Gray With - - - - A90PM78 - - - - - - 2 78.00 x 72.00 -
    90.12 158.00 18.12 Four-Door Enclosures Four-Door White With - - - - A90PM78 - - - - - - 2 78.00 x 72.00 -
    90.12 158 18.12 Four-Door Enclosures Four-Door Gray Without - - - - - - - - - - - - -
    90.12 158 18.12 Four-Door Enclosures Four-Door White Without - - - - - - - - - - - - -
    90.12 158 24.12 Four-Door Enclosures Four-Door Gray With - - - - A90PM78 - - - - - - 2 78.00 x 72.00 -
    90.12 158.00 24.12 Four-Door Enclosures Four-Door White With - - - - A90PM78 - - - - - - 2 78.00 x 72.00 -
    90.12 158 24.12 Four-Door Enclosures Four-Door Gray Without - - - - - - - - - - - - -
    90.12 158 24.12 Four-Door Enclosures Four-Door White Without - - - - - - - - - - - - -
    84.12 197.75 18.12 Five-Door Enclosures Five-Door Gray With - - - - A84PM78 - 2 72.00 x 72.00 A84PM40 - 72.00 x 33.75 - - 1
    84.12 197.75 18.12 Five-Door Enclosures Five-Door White With - - - - A84PM78 - 2 72.00 x 72.00 A84PM40 - 72.00 x 33.75 - - 1
    84.12 197.75 18.12 Five-Door Enclosures Five-Door Gray Without - - - - - - - - - - - - -
    84.12 197.75 18.12 Five-Door Enclosures Five-Door White Without - - - - - - - - - - - - -
    84.12 197.75 24.12 Five-Door Enclosures Five-Door Gray With - - - - A84PM78 - 72.00 x 72.00 1829 x 1829 A84PM40G - 1829 x 857 - - 72.00 x 33.75
    84.12 197.75 24.12 Five-Door Enclosures Five-Door White With - - - - A84PM78 - 2 72.00 x 72.00 A84PM40 - 72.00 x 33.75 - - 1
    28.12 197.75 24.12 Five-Door Enclosures Five-Door Gray Without - - - - - - - - - - - - -
    84.12 197.75 24.12 Five-Door Enclosures Five-Door White Without - - - - - - - - - - - - -
    90.12 197.75 18.12 Five-Door Enclosures Five-Door Gray With - - - - A90PM78 - 2 78.00 x 72.00 A90PM40 - 78.00 x 33.75 - - 1
    90.12 197.75 18.12 Five-Door Enclosures Five-Door White With - - - - A90PM78 - 2 78.00 x 72.00 A90PM40 - 78.00 x 33.75 - - 1
    90.12 197.75 18.12 Five-Door Enclosures Five-Door Gray Without - - - - - - - - - - - - -
    90.12 197.75 18.12 Five-Door Enclosures Five-Door White Without - - - - - - - - - - - - -
    90.12 197.75 24.12 Five-Door Enclosures Five-Door Gray With - - - - A90PM78 - 2 78.00 x 72.00 A90PM40 - 78.00 x 33.75 - - 1
    90.12 197.75 24.12 Five-Door Enclosures Five-Door White With - - - - A90PM78 - 2 78.00 x 72.00 A90PM40 - 78.00 x 33.75 - - 1
    90.12 197.75 24.12 Five-Door Enclosures Five-Door Gray Without - - - - - - - - - - - - -
    90.12 197.75 24.12 Five-Door Enclosures Five-Door White Without - - - - - - - - - - - - -
    84.12 236 24.12 Six-Door Enclosures Six-Door Gray With - - - - A84PM78 - - - - - - 3 72.00 x 72.00 -
    84.12 197.75 24.12 Six-Door Enclosures Six-Door White With - - - - A84PM78 - - - - - - 3 72.00 x 72.00 -
    84.12 236 24.12 Six-Door Enclosures Six-Door Gray Without - - - - - - - - - - - - -
    84.12 236 24.12 Six-Door Enclosures Six-Door White Without - - - - - - - - - - - - -
    90.12 236 24.12 Six-Door Enclosures Six-Door Gray With - - - - A90PM78 - - - - - - 3 78.00 x 72.00 -
    90.12 197.75 24.12 Six-Door Enclosures Six-Door White With - - - - A90PM78 - - - - - - 3 78.00 x 72.00 -
    90.12 236 24.12 Six-Door Enclosures Six-Door Gray Without - - - - - - - - - - - - -
    90.12 197.75 24.12 Six-Door Enclosures Six-Door White Without - - - - - - - - - - - - -