Eaton EBMX1B-W090 Explosionproof Circuit Breaker - 600 Vac
Part Number: EBMX1B-W090
Quick Summary
Eaton EBMX1B-W090 is a clamped explosionproof circuit breaker designed for hazardous locations. End users often face installation and safety challenges in harsh environments, where unverified equipment can compromise uptime. This unit carries NEC/CEC standards, including Class I Division 1 and Zone 1 ratings, as well as Class II Division 1 and Zone 2, with robust NEMA protections to support reliability in tough conditions. Coupled with a copper-free aluminum enclosure and a Size 1 footprint, it enables streamlined panel layouts, easier maintenance, and lower total cost of ownership. This makes it a practical choice for panel builders and OEMs seeking strong compliance and durable performance in demanding industrial settings.
Product Information
Extended Description
EBMX1B-W090 Eaton: Eaton Crouse-Hinds series clamped EBMXB circuit breaker, Copper-free aluminum, Size 1 enclosure, 90A, Eaton breaker, Three-pole, 600 Vac
Product Name
Eaton Crouse-Hinds series clamped EBMXB circuit breaker
Catalog Number
EBMX1B-W090
UPC
662276605855
Product Length/Depth
22.11 in
Product Height
12.86 in
Product Width
15.98 in
Product Weight
80 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Zone 1 Class I, Division 2 Class I, Zone 2 Class II, Division 1 Class II, Division 2 Class III
NEMA Rating
3R 4X 7 9
Enclosure cover construction
Clamped
Enclosure size
Size 1
Enclosure
With circuit breaker
Manufacturer
Eaton
Voltage rating
600 Vac
Interrupt rating
90 AIC
Number of poles
Three-pole
Enclosure material
Copper-free aluminum
SP3D Design Package - Clamped EBMXB Explosionproof Circuit Breakers
EBMX Replacement Parts List
EBMX Replacement Parts List
Clamped EBMXB Series Explosionproof Circuit Breakers catalog page
Clamped EBMXB Explosionproof Circuit Breakers UL certification
Clamped EBMXB Explosionproof Circuit Breakers UL certification
IF 1794 - Clamped EBMX Motor Control Series
IF 1794 - Clamped EBMX Motor Control Series
IF 1794 - Clamped EBMX Motor Control Series
Eaton Specification Sheet - EBMX1B-W090
Feature: Explosionproof clamped EBMXB design provides rugged protection in hazardous locations. Business Impact: Reduces risk of ignition and minimizes downtime due to enclosure integrity issues. Application: Chemical processing, oil and gas, and mining panels where ignition protection is mandatory. Feature: 600 Vac voltage rating with 90 AIC interrupt capability ensures fast, safe fault clearance. Business Impact: Improves personal safety and equipment protection while meeting strict NEC requirements. Application: Power distribution and motor control centers in hazardous zones. Feature: Copper-free aluminum enclosure delivers corrosion resistance with lighter weight. Business Impact: Easier installation and lower handling costs, extended service life in harsh environments. Application: Outdoor and indoor hazardous locations subject to corrosive exposure. Feature: Three-pole configuration in Size 1 enclosure simplifies wiring and coordination. Business Impact: Reduces panel footprint and simplifies wiring schemes, shortening commissioning time. Application: Compact control panels and confined switchgear spaces. Feature: Comprehensive certifications including NEC/CEC, Class I/Zone 1, Class I/Zone 2, Class II/Division 1, Class II/Division 2, Class III, and NEMA ratings 3R 4X 7 9. Business Impact: Streamlines procurement, ensures compliance across jurisdictions, and supports traceable safety documentation. Application: Global installations with strict regulatory requirements. Feature: Clamped enclosure cover construction enables secure access and faster maintenance. Business Impact: Reduces service time during inspection or part replacement, improving uptime. Application: Routine electrical maintenance in hazardous environments.
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FAQs
EBMX1B-W090 is designed for Size 1 enclosures with a clamped enclosure cover. It weighs 80 lb and measures 22.11 in long, 12.86 in high, and 15.98 in wide, making it suitable for compact, hazardous-location panels. Ensure proper clearance and enclosure integrity per NEC/CEC guidance and follow Eaton’s installation sheets for wiring and torque specs.
The EBMX1B-W090 carries NEC/CEC standards with NEC hazardous ratings for Class I Division 1 and Zone 1, and Class I Division 2 and Zone 2, plus Class II Division 1 and Division 2 and Class III. It also offers NEMA ratings 3R, 4X, 7, 9, ensuring rugged performance in hazardous environments and broader suitability across regulated industries.
Yes. EBMX1B-W090 is part of the Clamped EBMXB series and is designed to integrate with compatible EBMXB enclosures and accessories. For complete compatibility, reference the Clamped EBMXB catalog page and EBMX replacement parts list, which cover mounting, interconnects, and replacement components to support ongoing maintenance.
Key specs include a 600 Vac rating, 90 AIC interrupt rating, and a three-pole configuration. The enclosure is copper-free aluminum, suitable for hazardous locations, with product dimensions of 22.11 in (L) x 12.86 in (H) x 15.98 in (W) and a weight of 80 lb. Catalog number is EBMX1B-W090, and UPC is 662276605855.
The EBMX1B-W090 offers durable protection in challenging environments, reducing unscheduled downtime and maintenance costs. Its clamped design simplifies access for inspections, while its robust certifications support long service intervals and regulatory compliance, contributing to lower total cost of ownership in hazardous-location installations.