Modular Disconnect Enclosure, Type 12
Use Concept Disconnect Enclosures in applications that require stylized design features and a preferred cutout that accepts major brand disconnect switches and circuit breakers. Furnished with Enclosures: Door interlock bracket welded to door; Three-point door latching system installed on door; Instructions to locate and install disconnect; Hardware kit consisting of padlocking door handle, panel mounting nuts, grounding hardware and sealing washers for mounting holes
Applications: Modular disconnect enclosures provide configuration flexibility and versatility. One- and two-door models can be bolted together in any configuration. Slave enclosures can be added or removed as required.
One-Door Disconnect Enclosure (left side open): Universal cutout on right flange provides mounting for most disconnect operators by using operator adapters. Right side is closed since disconnect operator cannot be obscured by a door. Master door is hinged on left. Defeater on master door requires a screwdriver to open. Master door activates mechanical interlock which prevents slave doors from being opened first. Doors may be closed in any order. Interlock is furnished.
Two-Door Disconnect Enclosure (left side open): Universal cutout on right flange provides mounting for most disconnect operators by using operator adapters. Right side is closed. Master door is right-hand door. Both doors hinged on left. Defeater on master door requires a screwdriver to open. Master door activates mechanical interlock which prevents slave doors from being opened first. Doors may be closed in any order. Removable centerpost permits easy panel installation. Interlock is furnished.
One-Door Slave Enclosure (both sides open): Door hinged on left. Interlock is furnished
Two-Door Slave Enclosure (both sides open): Right-hand door hinged on right and left-hand door hinged on left. Removable centerpost permits easy panel installation. Interlock is furnished.
Seams are 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
Concealed, easy-to-remove hinges
Heavy-duty 3-point latching mechanism operated by padlocking handle on all doors
Data pocket is high-impact thermoplastic
Oil-resistant door gasket
Removable .127-in. thick steel panels mount on collar studs
Bonding provision on door
Mechanical interlock standard on each enclosure; parts required to connect interlock system between adjacent enclosures are provided
Interlock rods are furnished with enclosures; gasket kits and end plate purchased separately
Models available with panel include painted panel; conductive panel sold separately
Finish: ANSI 61 gray finish inside and outside over pretreated surfaces. Panels have white or conductive finish. Flat end plates are ANSI 61 gray inside and outside.
Blank Adapter Plates, Mild Steel
Panelite™ Enclosure Lights Overview
Operator Adapters for Universal Cutouts
Panels for Type 3R, 4, 4X, 12 and 13 Enclosures
Center Panel Supports
Modifications and Customizations: Hoffman excels at modifying and customizing products to your specifications. Contact your local Hoffman sales office or distributor for complete information
Enclosures with panel include a painted panel. Order conductive panels separately.
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.
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