Eaton EPC46042 WT50 3 Interlocked Receptacle – Hazardous
Part Number: EPC46042 WT50 3
Manufacturer
Eaton Crouse-Hinds
Part number
EPC46042 WT50 3
Quick Summary
EPC46042 WT50 3 interlocked receptacle provides guarded power access for hazardous-location equipment in industrial environments. This solution helps prevent accidental energization and operator exposure during maintenance or setup, addressing a common pain point in safety-critical applications. It carries NEC/CEC compliance along with hazardous-location ratings typical for Class I Division 1 and 2, Class II and III environments, and is compatible with NEMA 3, 7, 9, 12 enclosures. By combining a robust 60A rating with a built-in breaker and copper-free aluminum construction, it supports safer, faster installations while reducing long-term maintenance costs and downtime for plant safety programs.
Product Information
Extended Description
EPC46042 WT50 3 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Arktite EPC interlocked receptacle, 60A, 50A circuit breaker, 3-wire, 4-pole, With breaker, 100A frame, Style 2, Cutler-Hammer, Copper-free alum, Spring door, 1-1/4", Non-interchangeable trip, 480 Vac/250 Vdc
Product Name
Eaton Crouse-Hinds series Arktite EPC interlocked receptacle
Catalog Number
EPC46042 WT50 3
Product Length/Depth
14.38 in
Product Height
24.5 in
Product Width
14.38 in
Product Weight
56 lb
UPC
782274025155
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2 Class II, Division 1 Class II, Division 2 Class III
NEMA Rating
3 7 9 12
Frame size
100A
Type
Non-interchangeable thermal trip
Enclosure type
With breaker
Amperage Rating
60A
Grounding style
Style 2
Configuration
Three-wire, four-pole
Voltage rating
480 Vac/250 Vdc
Trade size
1-1/4"
Circuit breaker amperage
50A
Manufacturer
Cutler-Hammer
Material
Copper-free aluminum
Receptacle style
Spring door
Arktite EPC and EPCB Explosionproof Interlock Receptacles catalog page
Arktite EPC/EPCB Explosionproof Interlock Receptacles with Circuit Breakers UL certification
IF 267 - EPC Interlocked Receptacle
Eaton Specification Sheet - EPC46042 WT50 3
Feature → Business Impact → Application: Interlocked receptacle with built-in circuit breaker reduces the risk of accidental energization by ensuring the door must be closed to energize, improving worker safety and compliance in hazardous areas. This translates to fewer incident-related shutdowns and lower insurance/liability exposure when servicing motors and equipment in chemical plants or oil & gas facilities. Application: hazardous-location equipment hookups near pumps, mixers, and conveyors in Class I/II environments. Feature → High amperage capability (60A) and frame size (100A) supports heavy-duty motor control and large equipment circuits, enabling fewer parallel devices and simplified wiring in control panels. Application: process lines and explosive-atmosphere machines requiring reliable, code-compliant power distribution. Feature → 480 Vac / 250 Vdc, 3-wire, 4-pole configuration with 1-1/4" trade size and 50A circuit breaker provides versatile compatibility with common industrial power standards, reducing the need for adapters and streamlining procurement. Application: large industrial controls and machine centers with mixed AC/DC feeds. Feature → Copper-free aluminum enclosure and spring door design delivers lightweight durability with corrosion resistance, lowering lifecycle maintenance and replacement costs. Application: outdoor or chemically harsh areas where frequent environmental exposure demands durable enclosures. Feature → Style 2 grounding and 100A frame alignment support safe, consistent grounding across devices, enabling smoother integration with existing safety Earth systems. Application: installation in complex robotic cells or hazardous-area control cabinets requiring reliable grounding. Overall, these design choices deliver measurable safety, compliance, and ROI benefits for engineers managing hazardous-location electrical protection and circuit control.
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FAQs
The EPC46042 WT50 3 interlocked receptacle is designed to provide guarded power access for equipment in hazardous locations. It integrates an interlock with a built-in breaker, enabling safe energization control for Class I/II environments, while supporting 60A circuits and 480 Vac/250 Vdc systems. This reduces the risk of accidental energization during maintenance and setup.
Yes. The unit is designed to meet NEC/CEC standards for hazardous locations and is documented with relevant certifications and compliance references. It supports NEC hazardous ratings across Class I/Division 1 and 2 and Class II/III, with NEMA ratings 3, 7, 9, 12, ensuring broad regulatory compatibility for industrial applications.
Key specs include a 60A amperage rating, 480 Vac / 250 Vdc voltage, three-wire, four-pole configuration, and a 1-1/4" trade size. It comes with a 100A frame and a built-in circuit breaker rated at 50A, enabling robust control for high-power equipment while maintaining safety interlocks.
Plan for a copper-free aluminum enclosure with a spring door for reliable exposure protection. Ensure grounding follows Style 2 grounding practices and that the device is integrated within a compatible enclosure (NEMA 3/7/9/12) and hazardous-location wiring methods per NEC/CEC guidance. Verify door interlock operation aligns with system safe-stop procedures.
Benefits include enhanced operator safety through enforced interlock control, improved regulatory compliance with NEC/CEC and hazardous-location ratings, reduced downtime from accidental energizations, and simplified maintenance with an integrated circuit breaker. The robust construction and standardized dimensions also streamline procurement and installation in industrial plants.