Eaton DBR56742 WT50 3 Interlocked Receptacle - Hazardous

Part Number: DBR56742 WT50 3
Eaton Crouse-Hinds logo
Manufacturer
Eaton Crouse-Hinds
Part number
DBR56742 WT50 3

Quick Summary

Eaton Crouse-Hinds Arktite DBR interlocked receptacle delivers safe, interlocked power control for hazardous industrial locations. Users often struggle with unprotected access to energized circuits, leading to unsafe maintenance and unplanned downtime. This unit is specifically designed for NEC/CEC compliance and hazardous/classified locations, with NEMA ratings 3, 9, and 12 to withstand harsh environments. Installed alongside Cutler-Hammer components, its 60A rating and 600 Vac capability support scalable, compliant power distribution while reducing maintenance costs and improving uptime across demanding facilities.

Product Information

Extended Description

DBR56742 WT50 3 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Arktite DBR interlocked receptacle, 60A, 50A circuit breaker, Three-wire, four-pole, Brass contacts, With breaker, Style 2, Cutler-Hammer, Copper-free aluminum, Spring door, 1-1/2", 600 Vac
Product Name
Eaton Crouse-Hinds series Arktite DBR interlocked receptacle
Catalog Number
DBR56742 WT50 3
Product Length/Depth
7.25 in
Product Height
22.75 in
Product Width
8.13 in
Product Weight
32 lb
UPC
782274041889
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class II, Division 1 Class II, Division 2 Class III
NEMA Rating
3 9 12
Enclosure type
With breaker
Receptacle style
Spring door
Amperage Rating
60A
Grounding style
Style 2
Configuration
Three-wire, four-pole
Voltage rating
600 Vac
Trade size
1-1/2"
Circuit breaker amperage
50A
Manufacturer
Cutler-Hammer
Material
Copper-free aluminum
Contact material
Brass
Feature → Business Impact → Application: The DBR56742 WT50 3 interlocked receptacle includes an integrated circuit breaker and interlock mechanism, delivering enhanced safety by preventing energizing while the enclosure is open, which reduces arc-flash exposure and downtime during servicing. This translates to measurable safety improvements on production lines and in hazardous zones where compliance with NFPA 70, NEC/CEC standards is mandatory, such as chemical processing plants and refineries. Feature → Business Impact → Application: A 60A amperage rating with 50A circuit breaker and 600 Vac capacity supports high-demand motor feeders and control circuits, enabling reliable start-up sequences and minimized voltage drop in demanding applications like mining equipment and heavy-duty conveyors. Feature → Business Impact → Application: Three-wire, four-pole configuration with Style 2 grounding ensures precise fault isolation and robust grounding, improving protection against ground faults and enhancing system integrity in underground facilities and offshore platforms. Feature → Business Impact → Application: Copper-free aluminum enclosure with brass contacts offers corrosion resistance in aggressive environments, extending service life and reducing replacement costs in plants handling solvents, dust, or acidic atmospheres. Feature → Business Impact → Application: Spring door receptacle style provides quick, secure access while maintaining environmental sealing, facilitating faster maintenance without compromising safety in dusty or wet areas found in chemical plants and metal fabrication shops. Feature → Business Impact → Application: Dimensions and weight (7.25 in L, 8.13 in W, 22.75 in H, 32 lb) support straightforward mounting in standard electrical enclosures and retrofit projects, improving install efficiency and reducing installation labor costs in retrofits and new builds.

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FAQs

The DBR56742 WT50 3 is designed as a dust-ignitionproof interlock receptacle with a built-in breaker for hazardous/classified locations. Its copper-free aluminum enclosure, brass contacts, and spring door contribute to corrosion resistance and safe opening/closing under strict NFPA and NEC/CEC requirements, making it ideal for chemical plants, refineries, and mining operations.
Key specs include a 60A amperage rating, 50A circuit breaker, 600 Vac voltage rating, three-wire four-pole configuration, and a 1-1/2 inch trade size. It uses copper-free aluminum housing with brass contacts and a spring door for reliable, safe operation in harsh environments.
Yes. The receptacle is specified to be NEC/CEC compliant and carries certifications for hazardous/classified locations, aligning with NEC/CEC standards and UL certification requirements typical for dust-ignitionproof interlock devices used in hazardous environments.
Its interlock mechanism prevents energizing the circuit while the enclosure is open, reducing risk during maintenance. The unit’s spring door, corrosion-resistant aluminum housing, and compatible dimensions simplify retrofits and new installations in standard electrical enclosures, saving labor and downtime on installation.
Best suited for hazardous and classified locations such as chemical plants, mining operations, offshore platforms, and other environments requiring dust-ignitionproof protection, the DBR interlocked receptacles provide safe power control with integrated breakers for reliable motor control and feeder circuits.