Description
Crouse-Hinds Instrument Housing, Dust-Ignitionproof Feed-Through Explosionproof Raintight, Series: EMH, 5-3/4 in Width, 5-11/16 in Depth, 5-3/4 in Height, NEMA 3/12/7D/9E/9F/9G NEMA Rating, 4-1/4 in W x 4-1/4 in H x 1/4 in THK Panel, Surface Mounting, Copper-Free Aluminum, Natural
Features:
- To enclose 2-1/2 in or 3-1/2 in Dia round, flush rim-mounting meters, whose scale or dial would be visible in the 2-5/8 in Dia glass window typical types of instruments or meters are ammeters, voltmeters and more
- In specific hazardous atmospheres such as encountered in oil refineries, chemical plants, paint and varnish manufacturing plants, certain hazardous metal finishing areas, coal processing locations, granaries and grain processing plants
- Sight-glass in cover permits viewing of instrument dial or setting
- The cylindrical extension of the cover opening ON the flush bodies will project through a hole in panel
- Thickness of panel must not exceed 1/4 in to insure flametight assembly of cover threads with body threads
- Mounting plate and posts in bodies support the instrument close to the heavy glass window in cover
- Maximum depth of instrument extending from outboard end of posts towards the back wall of enclosure body is 3 in
- There is ample wiring space in back of instruments
- Bodies have bosses ON all four sides and back for drilling and tapping of conduit entrances
- Dead end and through feed arrangements for 3/4 in rigid conduit are standard listing
Applications:
Industrial Facilities and Factories, Facility, Power Distribution and Control Applications
Standards/Approval:
- Class I D
- Class II E/F/G
- Class III
- CSA C22.2 File No. 30
- UL File No. 1203
