Description
Crouse-Hinds Interlocked Receptacle, Style 2 Dead Front Dust-Ignitionproof Explosionproof Raintight Through-Feed, Series: SRD, 480 VAC, 30 A, 60 to 400 Hz Frequency, 3 Pole, 2 Wires, NEMA 3/7D/9F/9G/12 Enclosure, Copper-Free Aluminum, Natural, 7-1/4 in L x 9-15/16 in W x 18-1/2 in H Dimensions
Features:
- Feature a built-in rotary switch that operates automatically when the plug is inserted and withdrawn, the switch, capable of making and breaking the circuit at full rated load, is operated by a helical blade in the center of the plug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- When the plug is withdrawn, the switch opens before the plug and receptacle contacts disengage, this sequence of operation provides the maximum safety of a dead front receptacle, arcing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 is 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 threaded cover at the top provides access to the wiring compartment
- Back box is provided with 1-1/4 in vertical feed-through hubs
- Factory sealed switch
- High impact glass filled phenolic
Applications:
Industrial Facilities, Factories Facility, Power Distribution and Control, Motor Generator Sets, Compressors, Heating and Cooling Units, Lighting Systems and Conveyors, Petroleum Refineries, Chemical and Petrochemical Plants, Grain Processing, Handling Facilities and Wet Location Applications
Standards/Approval:
- ANSI Specified
- UL 1010
- NEC Certified
- Class I, Division 1/2, Group D, Class II, Division 1/2, Group F/G, Class III
