Crouse-Hinds series BHR and SRD interlocked receptacles are used to supply power to portable electrical equipment, such as motor generator sets, compressors, heating and cooling units, lighting systems and conveyors. They are used in areas which are hazardous due to the presence of flammable vapors or gases and combustible dusts. Ideal for petroleum refineries, chemical and petrochemical plants, and grain processing and handling facilities.

Crouse-Hinds Interlocked Receptacle, Style 2 Dead Front Dust-Ignitionproof Explosionproof Through-Feed, Series: BHR, 480 VAC, 100 A, 60 to 400 Hz Frequency, 4 Pole, 3 Wires, NEMA 3/4/7B/7C/7D/9F/9G/12 Enclosure, Flexible Lead Terminal, Copper-Free Aluminum, Natural, 6-1/2 in L x 9-1/8 in W x 27-1/4 in H Dimensions

• Feature a built-in rotary switch which is operated automatically when the plug is inserted and withdrawn, the switch, capable of making and breaking the circuit at full rated load, is operated by a helical blade in the center of the plug
• The plug and receptacle contacts cannot be made or broken under load, when the plug is inserted, the plug and receptacle contacts engage before the switch closes, when the plug is withdrawn
• The switch opens before the plug and receptacle contacts disengage, this sequence of operation provides maximum safety in a dead front receptacle, arcing is isolated in a flame-tight and dusttight chamber
• Operation is simple, safe and positive, to disconnect the portable device, the plug fastening ring is unscrewed and the plug simply pulled straight out, no separate interlock device or operating handle need be actuated
• Positive engagement without mismatching is assured by a distinct physical polarization of the plug and receptacle in every rating
• Plugs are furnished with pressure terminations, receptacles are furnished with flexible leads for splicing to the supply conductors, a large threaded cover provides access to the wiring compartment
• Assemblies are available for top, bottom or feed-through conduit arrangements in 3/4 to 2 in sizes
• Copper-free aluminum receptacle housing material, malleable iron seal material, high impact glass filled phenolic insulation, brass contacts material
• Natural copper-free aluminum, electro-galvanized and aluminum lacquer malleable iron, natural (black) phenolic, silver plated brass finish
• Receptacles are supplied ready to install with a threaded cap
• Feed-through hubs are standard
• Receptacles can be configured for top feed, bottom feed or feed-through
• Dust ignitionproof, raintight
• To supply power to portable electrical equipment such as motor-generator sets, compressors, heating and cooling units, lighting systems, conveyors and similar equipment
• Primarily used in areas which are hazardous due to the presence of hydrogen or gases or vapors of equivalent hazard such as manufactured gas
• 1-1/2 in hub

• Catalog https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/IDW_DOCUMENT_d89e40c5fd2916435dee23dd624f2a9ea866cebd5d91eac16b40f79113e84216.pdf
• Specification Sheet https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/IDW_DOCUMENT_42f8c7fefc3fb5d6c15c81480ac7f79af7a87a8eab6ae5b8d8f2467961cd033b.pdf
• Warranty Information https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/IDW_DOCUMENT_7008287bdd9ca7b120b82cfb4abc19d9f914fac151099020494f3eea1fec1b6d.pdf