Eaton Crouse-Hinds DBR51731 WT70 3 Interlocked Receptacle - Hazardous Locations
Part Number: DBR51731 WT70 3
Manufacturer
Eaton Crouse-Hinds
Part number
DBR51731 WT70 3
Quick Summary
Eaton Crouse-Hinds DBR51731 WT70 3 interlocked receptacle provides dust-ignitionproof protection for hazardous locations in industrial automation. In hazardous environments, maintenance and compliance are challenging; this unit helps meet NEC/CEC requirements while reducing ignition risks. Certified for Hazardous/Classified Locations, NEC Class II/Division 1 and Division 2, Class III, with NEMA ratings 3, 9 and 12, it aligns with industrial safety standards. Designed to integrate within the Arktite DBR line, it supports reliable power distribution, easy installation, and long-term cost savings for control panels. This rugged solution delivers consistent performance, minimizes ignition sources, and supports safer, compliant operations.
Product Information
Extended Description
DBR51731 WT70 3 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Arktite DBR interlocked receptacle, 100A, 70A 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
DBR51731 WT70 3
Product Length/Depth
7.25 in
Product Height
23.5 in
Product Width
8.13 in
Product Weight
27 lb
UPC
782274041384
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
100A
Grounding style
Style 1
Configuration
Three-wire, three-pole
Voltage rating
600 Vac
Trade size
1-1/2"
Circuit breaker amperage
70A
Manufacturer
Cutler-Hammer
Material
Copper-free aluminum
Contact material
Brass
Arktite DBR Dust-Ignitionproof Interlock Receptacles catalog page
Arktite DBR Dust-Ignitionproof Interlock Receptacles with Enclosed Circuit Breakers UL certification
IF 1181 - DBR Interlock Receptacle
Eaton Specification Sheet - DBR51731 WT70 3
Feature: Interlocked mechanism with spring door provides safe access control; Business Impact: Prevents energization during servicing, reducing arc flash and ignition risk; Application: Ideal for hazardous locations and automated control panels in chemical plants, oil/gas facilities. Feature: 100A amperage rating with a 70A circuit breaker and 600 VAC operating voltage ensures proper protection of main feeders; Business Impact: Simplifies panel design and reduces the need for multiple devices; Application: Heavy-load circuits in Hazardous/Classified Locations. Feature: Copper-free aluminum enclosure paired with brass contact material delivers corrosion resistance and enduring performance; Business Impact: Weight savings improves handling during installation and reduces mounting stress; Application: Outdoor or chemically aggressive environments. Feature: Receptacle style spring door and trade size 1-1/2 inch enable compact installation in confined spaces; Business Impact: Streamlines wiring and saves cabinet space; Application: Control panels and switchgear housings. Feature: Compliance and certifications include NEC/CEC, Hazardous/Classified Locations, and NEMA ratings 3, 9, 12; Business Impact: Accelerates regulatory approvals and lowers audit risk; Application: Safe operation in hazardous locations with confidence.
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FAQs
Installation follows the IF 1181 DBR interlock receptacle instructions and NEC/CEC guidelines for hazardous environments. Start with proper enclosure mounting, verify grounded Style 1 grounding, and ensure the 1-1/2" trade size fits the panel cutout. Use the included breaker accessory and confirm connections to the three-wire, three-pole configuration. Always follow manufacturer, site, and UL certification directives during commissioning.
Key specs include a 100A amperage rating, 70A circuit breaker, 600 VAC voltage rating, three-wire three-pole configuration, copper-free aluminum enclosure, brass contact material, and a spring door receptacle style. It is designed for heavy-load industrial applications and integrates with the Arktite DBR line to maintain protection in hazardous locations.
Yes. The unit is certified for Hazardous/Classified Locations with NEC ratings that cover Class II Division 1 and Division 2, along with Class III. It also carries NEMA ratings 3, 9, and 12, making it suitable for varied hazardous environments where ignition prevention and rugged enclosure protection are required.
Certifications include UL-based dust-ignitionproof interlock approval and compliance with NEC/CEC for hazardous locations. The product line is associated with UL listings for Receptacles Interlocked with Circuit Breakers and is compatible with Hazardous Locations standards. It is supported by installation literature, including IF 1181 and Eaton specification sheets for DBR51731 WT70 3.
Benefits include reduced ignition risk due to dust-ignitionproof interlock design, improved safety during maintenance, and fewer outages from accidental energization. Copper-free aluminum construction lowers weight and corrosion concerns, while compatibility with the Arktite DBR line simplifies spare parts planning and long-term maintenance, contributing to lower total cost of ownership in hazardous-area plants.