Standards

• UL 508A Type 3R, 12, 4, 4X
• CSA Type 3R, 12, 4, 4X
• Complies with
• NEMA Type 3R, 12, 13, 4, 4X
• IEC 60529, IP66
• Appropriate components are required to maintain these standards

Application 

• Designed to accept the following dis¬connect switches and circuit breakers:
• ABB Controls flange-mounted variable depth operating mechanisms for disconnect switches and circuit breakers.
• Allen Bradley 1494V and 1494U variable depth flange mounted disconnect switches and circuit breaker mechanisms. NOT COMPATIBLE WITH 1494V-R1, R2, W2 operating handles nor with Allen Bradley 1494F flange mounted disconnect switches and 1494D flange mounted operators for circuit breakers.
• C-H Westinghouse type C361 disconnect switches and operator mechanism. Cutler Hammer Type C371 circuit breaker operating mechanisms. Flex-Shaft handle operators for circuit breakers.
• General Electric type STDA flange handles and variable depth operating mechanisms for disconnect switches and circuit breakers. Also, Spectra-Flex cable operators for circuit breakers.
• Siemens I-T-E Max-Flex flange-mounted variable depth operating handles for disconnect switches and circuit breakers.
• Square D disconnect switches and circuit breakers used with Class 9422 flange-mounted variable depth operating mechanisms or cable mechanisms. These enclosures will not receive Class 9422 bracket-mounted disconnect devices or class 9422TG1 or TG2 devices. NOT COMPATIBLE WITH Class 9422 bracket-mounted devices nor Class 9422TG1/TG2 devices.

Construction

• Formed from 12-gauge 304 stainless steel with smooth, continuously welded seams.
• Body stiffeners are provided in the larger enclosures for extra rigidity.
• Flange trough collar (FTC) around door opening excludes liquids and contaminants.
• Heavy-duty lifting eyes are anchored into reinforced top corners.
• Removable doors are secured with heavy-duty lift-off hinges.
• Formed 10-gauge steel inner panels are provided on collar studs.
• Panel supports are provided.
• Center post is removable, providing easy panel installation.
• Heavy duty three-point latching mechanism with heavy-duty roller ends is provided for ease of door closing.
• Oil-resistant gaskets are permanently secured.
• The right-hand door on all enclosures is the master door.
• Primary door handle complete with screw defeater and padlock hasp.
• Secondary door handle complete with padlock hasp.
• A mechanical interlock activated by the master door prevents the auxiliary door from being opened first.
• The pre-installed flange cutout provides mounting for disconnect operators (verify compatibility in advance) - interlock hardware is included with the enclosure.
• A provision for mounting fluorescent lighting is provided.
• A bonding stud is provided in the door and a grounding stud is provided in the enclosure for each door.
• A literature pocket is provided for the inside of the door.

Finish

• Door and enclosure are natural stainless steel with a smooth, brushed finish.
• Inner panel(s) is finished in white powder coating.