Eaton EBMBK WT250KDB36 Explosionproof Circuit Breaker - KDB Frame
Part Number: EBMBK WT250KDB36
Quick Summary
EBMBK WT250KDB36 is an Eaton Crouse-Hinds explosionproof circuit breaker designed for hazardous locations and heavy industrial protection. This three‑pole device delivers reliable overcurrent protection in challenging environments, addressing the risk of arc flash and equipment damage with rugged construction. It adheres to NEC/CEC standards and is rated for Class I, Division 1 and 2 as well as other hazardous classifications, supporting safe operation in oil, gas, chemical, and mining facilities. By combining a 400A frame with 600 Vac/250 Vdc capabilities, it delivers both compliance and business value, aligning with procurement strategies for durable, serviceable protection gear in global plants.
Product Information
Extended Description
EBMBK WT250KDB36 Eaton: Eaton Crouse-Hinds series EBMB circuit breaker, 100A through 400A, KDB frame type, Bolted/ground joint/gasketed cover construction, Copper-free aluminum, 400A frame size, Cutler-Hammer breaker, Three-pole, 250A trip, 600 Vac/250 Vdc
Product Name
Eaton Crouse-Hinds series EBMB circuit breaker
Catalog Number
EBMBK WT250KDB36
UPC
662276441804
Product Length/Depth
20.28 in
Product Height
42.65 in
Product Width
10.92 in
Product Weight
145 lb
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 3R 4 7 9 12
Enclosure
With circuit breaker
Number of poles
Three-pole
Voltage rating
600 Vac/250 Vdc
Frame size
400A
Amperage Rating
100 A through 400 A
Manufacturer
Cutler-Hammer
Circuit breaker frame type
KDB
Enclosure cover construction
Bolted/ground joint/gasketed
Enclosure material
Copper-free aluminum
SP3D Design Package - EBMB Explosionproof Circuit Breakers
EBMB Series Explosionproof Circuit Breakers catalog page
EBMB Explosionproof Circuit Breakers Canadian certification
EBMB Explosionproof Circuit Breakers Canadian certification
IF 1150 - EBM Motor Control Series Combination Line Starters, Motor Starters, Circuit Breakers
IF 1150 - EBM Motor Control Series Combination Line Starters, Motor Starters, Circuit Breakers
IF 1150 - EBM Motor Control Series Combination Line Starters, Motor Starters, Circuit Breakers
Eaton Specification Sheet - EBMBK WT250KDB36
Feature: Three-pole protection with a 400A frame size. Business Impact: Enables robust electrical protection for large motors and feeders, reducing unplanned outages and improving plant reliability. Application: Suitable for heavy-duty motor control centers in chemical plants and refineries. Feature: 600 Vac/250 Vdc ratings. Business Impact: Supports wide AC/DC operation, streamlining planning for mixed-voltage systems and minimizing the need for multiple devices. Application: Main feeders and branch circuits in hazardous locations. Feature: Enclosure with bolted/ground joint/gasketed construction. Business Impact: Provides environmental sealing and leak resistance, lowering maintenance costs and downtime. Application: Outdoor and harsh indoor environments with moisture or dust exposure. Feature: Copper-free aluminum enclosure. Business Impact: Improves corrosion resistance and lifecycle performance in challenging industrial environments. Application: Offshore platforms, mining sites, and chemical processing plants. Feature: NEC/CEC compliance plus Class I/II/III ratings and NEMA 3/3R/4/7/9/12. Business Impact: Simplifies regulatory approval, vendor qualification, and cross-border installation. Application: Global deployments across facilities with strict safety and environmental standards. Feature: 3P, 250A trip as documented. Business Impact: Clear protection thresholds simplify coordination with upstream protection and downstream devices. Application: Motor control and feeder protection in systems requiring precise trip settings. Feature: Copper-free housing and gasketed cover enhance serviceability. Business Impact: Reduces long-term maintenance costs and eases spares planning. Application: Routine inspections and retrofit programs in aging facilities.
Get a Quick Quote for a Eaton EBMBK WT250KDB36
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton EBMBK WT250KDB36?
Enquire Now
FAQs
EBMBK WT250KDB36 is designed for 400A frame systems and is a three-pole device with a bolted/ground joint/gasketed enclosure. It is compatible with standard Cutler-Hammer installations in hazardous locations and supports mounting in panels or switchgear designed for explosionproof EBMB breakers, simplifying stocking and maintenance with familiar mounting patterns.
This unit provides protection across 100 A through 400 A with a 600 Vac/250 Vdc rating and a typical 250A trip setting. With a 3-pole configuration and a KDB frame type, it is suitable for high-demand motor protection, feeders, and critical circuits while maintaining precise coordination with upstream protection and downstream devices.
The EBMBK WT250KDB36 targets hazardous or classified locations per NEC/CEC standards, suitable for oil and gas, chemical processing, mining, and heavy industrial facilities. Its area classifications (Hazardous/Classified Locations) and NEMA ratings ensure resilience in challenging environments, including Class I, Division 1 and 2 installations.
The device carries NEC/CEC compliance with hazardous location ratings and NEMA ratings including 3, 3R, 4, 7, 9, and 12. It is documented for Canadian certification and features a robust explosionproof design, bolstered by UL/CSA compatibility and a copper-free aluminum enclosure for durable field performance.
With copper-free aluminum housing, gasketed enclosure, and a proven Cutler-Hammer lineage, the EBMBK WT250KDB36 offers reduced corrosion risk, easier maintenance, and extended service intervals. The device’s standardized frame and mounting reduce spare parts complexity, while NEC/CEC compliance and hazardous-location ratings help protect equipment uptime and support ROI in global plants.