Cutler-Hammer DBR56742 WT100 3 Interlocked Receptacle - Hazardous/Classified Locations
Part Number: DBR56742 WT100 3
Manufacturer
Eaton Crouse-Hinds
Part number
DBR56742 WT100 3
Quick Summary
Eaton Crouse-Hinds Arktite DBR interlocked receptacle provides safe, lockable power distribution for hazardous-area equipment. This design helps prevent accidental energization during maintenance and operation, addressing a common cause of safety incidents and downtime. The unit supports NEC/CEC compliance with area classification for Hazardous/Classified Locations and carries NEMA ratings 3, 9, and 12 for rugged environments. By leveraging a copper-free aluminum enclosure, brass contacts, and a spring door, installers gain long-term reliability and simplified servicing. With a 60A rating and 600 VAC capability, it delivers scalable, compliant power distribution across industrial facilities while reducing maintenance overhead and risk.
Product Information
Extended Description
DBR56742 WT100 3 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Arktite DBR interlocked receptacle, 60A, 100A 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 WT100 3
Product Length/Depth
7.25 in
Product Height
22.75 in
Product Width
8.13 in
Product Weight
30 lb
UPC
782274041872
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
100A
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 - DBR56742 WT100 3
Feature: Interlocked receptacle with breaker included → Business Impact: Enforced safe operation and faster maintenance shutoffs reduce injury risk and downtime. Application: Suitable for chemical plants and oil & gas facilities where lockout/tagout is critical. Feature: Copper-free aluminum enclosure → Business Impact: Corrosion resistance and lighter weight lower lifecycle costs and simplify field handling. Application: Harsh environments like outdoors or chemical processing where enclosure integrity matters. Feature: Spring door receptacle style → Business Impact: Quick access with reliable sealing minimizes dust ingress and weather exposure. Application: Enclosures in restricted access areas where frequent service is needed. Feature: NEC/CEC compliance and NEMA 3, 9, 12 ratings → Business Impact: Regulatory alignment and robust protection reduce audit findings and premium outages. Application: Hazardous locations requiring strict standards adherence. Feature: 60A, 100A breaker configuration and 1-1/2" trade size → Business Impact: Scalable power handling with familiar mounting footprint lowers integration costs. Application: Retrofit projects or new installations in industrial facilities. Feature: Brass contact and copper-free construction → Business Impact: Reliable electrical contact with long-term wear resistance lowers replacement intervals. Application: High-cycle environments where performance consistency matters.
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FAQs
The unit ships as an enclosure with breaker included, designed for a 1-1/2" trade size. Its dimensions are 7.25 in long, 8.13 in wide, and 22.75 in high, facilitating straightforward retrofit alongside other Arktite DBR components. It uses a copper-free aluminum enclosure with brass contacts and a spring door, enabling rapid, safe installation in hazardous locations.
This model provides a 60A receptacle rating with a 100A circuit breaker, and a 600 VAC maximum. It features a three-wire, four-pole configuration with Style 2 grounding, copper-free aluminum enclosure, and brass contact material, all within a 1-1/2" trade size footprint suitable for heavy-duty industrial use.
Yes. It is designed for Hazardous/Classified Locations with NEC/CEC compliance. The unit carries NEMA ratings 3, 9, and 12 and supports Class II Division 1 & 2 and Class III classifications, aligning with UL certifications for use in hazardous environments and helping pass regulatory audits.
The interlock prevents energizing during servicing, while the dust-ignitionproof construction minimizes ignition hazards in dusty or vapor-laden environments. With a robust copper-free aluminum enclosure, brass contacts, and a spring door, maintenance downtime is reduced and field reliability is improved, helping keep critical processes online longer.
Including a breaker within the enclosure reduces part-count and installation time, while the durable aluminum enclosure and reliable interlock design extend service life. The device supports regulatory compliance and lowers maintenance and downtime costs, delivering lower total cost of ownership in hazardous-location installations over its lifecycle.