Description
Crouse-Hinds Dead Front Interlocked Receptacle, Explosionproof, Series: BHR, 480 V AC, 100 A, 60 to 400 Hz Frequency, 4 Pole, 3 Wires, NEMA 3/4/7B/7C/7D/9F/9G/12 NEMA Rating, 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
Features:
- Feature a built-in rotary switch which is operated automatically when the plug is inserted and withdrawn, the switch, capable of making and breaking the circuit at full rated load, is operated by a helical blade in the center of the plug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 contact cannot be made or broken under load, when the plug is inserted, the plug and receptacle contact engage before the switch closes, when the plug is withdrawn
- The switch opens before the plug and receptacle contact 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 termination, receptacles are furnished with flexible leads for splicing to the supply conductor, a large threaded cover provides access to the wiring compartment
- Assemblies are available for top, bottom or through feed conduit arrangements in 3/4 to 2 in size
- Copper-free aluminum receptacle housing material, malleable iron seal material, high impact glass filled phenolic insulation, brass contact 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
- Through feed hubs are standard
- Receptacles can be configured for top feed, bottom feed or through feed
- Dust-ignitionproof, rain tight, wet locations
- To supply power to portable electrical equipment such as motor-generator sets, compressors, heating and cooling units, lighting system, conveyors and similar equipment
- Primarily in areas which are hazardous due to the presence of hydrogen or gases or vapors of equivalent hazard such as manufactured gas
- High impact glass filled phenolic insulation
- 1-1/2 in hub
Applications:
Industrial Facilities and Factories, Facility, Power Distribution and Control Applications
Standards/Approval:
- UL File No. 1010
- Class I Div 1, 2 Groups B/C/D, Class II, Div 1, 2 Groups F/GClass III
- CSA Approved
