Eaton DBR53731 WT20 3 Interlocked Receptacle - Hazardous

Part Number: DBR53731 WT20 3
Eaton Crouse-Hinds logo
Manufacturer
Eaton Crouse-Hinds
Part number
DBR53731 WT20 3

Quick Summary

The DBR53731 WT20 3 interlocked receptacle from Eaton-Crouse-Hinds isolates hazardous-area circuits safely. End-users struggle with miswired connections and unprotected enclosures in dusty, explosive environments. This unit meets NEC/CEC, Hazardous/Classified Locations, and Class II/Division ratings for reliability. Together with a robust enclosure, spring door operation, and industry-standard dimensions, it reduces downtime and maintenance costs. Engineers benefit from integrated compatibility with 1-1/2 inch trade-size openings and 600 VAC systems, enabling rapid deployment with standard fasteners. Distributors and maintenance teams appreciate the included installation sheets and UL-listed components that support safe, compliant installations across chemical plants, mining sites, and other hazardous-locations. Choosing this unit helps control costs, reduces risk, and simplifies regulatory audits by consolidating interlocking protection in a single, recognized Eaton solution.

Product Information

Extended Description

DBR53731 WT20 3 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Arktite DBR interlocked receptacle, 30A, 20A circuit breaker, Three wire, three-pole, Brass contacts, With breaker, Style 1, Cutler-Hammer, Copper-free aluminum, Spring door, 1-1/2", 600 Vac
Product Name
Eaton Crouse-Hinds series Arktite DBR interlocked receptacle
Catalog Number
DBR53731 WT20 3
Product Length/Depth
7.25 in
Product Height
21.75 in
Product Width
8.13 in
Product Weight
0.031 lb
UPC
782274041551
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
30A
Grounding style
Style 1
Configuration
Three-wire, three-pole
Voltage rating
600 Vac
Trade size
1-1/2"
Circuit breaker amperage
20A
Manufacturer
Cutler-Hammer
Material
Copper-free aluminum
Contact material
Brass
Interlocked receptacle with an integrated 30A/20A breaker provides a controlled shutdown and lockout capability, reducing the risk of energizing a live circuit during service. This translates to measurable safety gains and easier compliance with lockout/tagout programs in hazardous environments. The three-wire, three-pole configuration supports reliable fault isolation in applications requiring robust protection. Copper-free aluminum housing delivers corrosion resistance with lighter weight, easing installation and lifecycle costs in harsh industrial settings. Brass contact material ensures low contact resistance and durable performance across temperature swings. The enclosure is rated NEMA 3, 9, 12, offering protection from dust, water, and ignition sources while maintaining dependable performance in chemical plants and mining operations. Spring door receptacle style provides quick access for maintenance while maintaining secure operation when closed. This design minimizes dust ingress and helps keep internal components clean in dusty environments. With breaker enabled, wiring is simplified and panel footprint is reduced, enabling compact installations in crowded rooms. 1-1/2 inch trade size and three-wire, three-pole configuration align with standard industrial conduit practices, enabling fast, code-compliant installation and easier compatibility with Eaton's Arktite DBR interlock ecosystem. The brass contacts and copper-free housing support reliable conductivity over long service life. Compliance and ratings: NEC/CEC standards, hazardous area classifications (Class II/Division 1 and 2, Class III), and UL certification. NEMA ratings of 3, 9, and 12 provide protection against dust, water, and ignition sources. This combination reduces regulatory risk and supports regulatory audits for chemical plants and mining sites. Industry practitioners benefit from installation sheets, catalog pages, and specification sheets that accompany the product, enabling faster quoting and more accurate field installations. The DBR53731 WT20 3 sits within Eaton's Arktite DBR interlock family, ensuring parts availability, repairability, and long-term product support.

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FAQs

The DBR53731 WT20 3 interlocked receptacle provides controlled power shutoff and interlock protection for equipment operating in dust-prone, ignition-sensitive environments. It supports a three-wire, three-pole configuration with a 30A receptacle and a 20A breaker, designed for 600 VAC operation in Class II/Division 1 and 2, as well as Class III locations.
Key specs include a 30A receptacle rating, 20A circuit-breaker, 600 VAC voltage rating, three-wire three-pole configuration, 1-1/2 inch trade size, copper-free aluminum enclosure, brass contact material, and a spring door. It is designed to be compatible with standard conduit practices and Eaton’s Arktite DBR interlock family.
Yes. The device carries NEC/CEC compliance, Hazardous/Classified Locations area classifications, and is rated under Class II/Division 1, Class II/Division 2, and Class III. It also aligns with NEMA 3, 9, 12 ratings and UL certification to support safe operation in hazardous environments.
The spring door design ensures secure enclosure when closed, while allowing quick, tool-free access for maintenance. The interlock prevents energization when the door is open, reducing the risk of arc flash and miswiring during servicing, which translates into safer maintenance windows and faster turnarounds.
Consult the IF 1181 DBR Interlock Receptacle instruction sheet, the Arktite DBR catalog page, and the Eaton specification sheet for DBR53731 WT20 3. UL certification documentation and NEC/CEC compliance references are also provided to support safe, code-compliant field installations.