Eaton EBMX3B-W500 Explosionproof Circuit Breaker 600 Vac, 500 A

Part Number: EBMX3B-W500
Manufacturer
Eaton
Part number
EBMX3B-W500

Quick Summary

Eaton EBMX3B-W500 Explosionproof circuit breaker protects equipment in hazardous locations. Engineers often struggle to balance strict safety approvals with space constraints in explosion-protected panels. This model delivers NEC/CEC compliance, hazardous-location ratings (Class I Division 1/Zone 1 and Class II Division 1/2) and NEMA 3R/4X protection, helping you maintain safety without compromising enclosure practicality. Copper-free aluminum enclosures and a Size 3 footprint enable quicker installations, easier retrofit, and clearer documentation for robust industrial control. Designed for three-pole operation at 600 Vac and 500 AIC, it supports reliable motor protection in demanding environments. As part of Eaton's Crouse-Hinds EBMXB family, it offers familiar maintenance workflows and access to comprehensive installation resources.

Product Information

Extended Description

EBMX3B-W500 Eaton: Eaton Crouse-Hinds series clamped EBMXB circuit breaker, Copper-free aluminum, Size 3 enclosure, 500A, Eaton breaker, Three-pole, 600 Vac
Product Name
Eaton Crouse-Hinds series clamped EBMXB circuit breaker
Catalog Number
EBMX3B-W500
UPC
662276605961
Product Length/Depth
42.28 in
Product Height
13.85 in
Product Width
17.93 in
Product Weight
211 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 3
Enclosure
With circuit breaker
Manufacturer
Eaton
Voltage rating
600 Vac
Interrupt rating
500 AIC
Number of poles
Three-pole
Enclosure material
Copper-free aluminum
Feature → Business Impact → Application: The clamped EBMXB enclosure with a Size 3 footprint accelerates installation timelines and reduces field modification needs, improving project schedules across large facilities while maintaining robust protection for hazardous locations. Application: Electric motor control and power distribution in chemical plants or refineries where space is constrained and safety compliance is non-negotiable. Feature → Business Impact → Application: Copper-free aluminum construction lowers weight and improves corrosion resistance, lowering handling costs and extending service life in harsh industrial environments. Application: Outdoor or damp locations where every pound and every gram of material matter for maintenance planning. Feature → Business Impact → Application: Three-pole 600 Vac, 500 AIC rating ensures precise trip coordination and dependable overload protection for critical loads, reducing unplanned downtime in manufacturing lines and processing equipment. Application: Large motors and feeder circuits in hazardous zones. Feature → Business Impact → Application: NEC/CEC compliance and extensive hazard area ratings (Class I Division 1/Zone 1; Class II/Division 1/2; Class III) provide regulatory peace of mind and simplify audits. Application: Compliance-heavy installations in refineries, chemical processing, and mining. Feature → Business Impact → Application: NEMA 3R/4X protection expands suitability for indoor/outdoor installations, enabling safer operations in diverse weather conditions. Application: Outdoor substations and maintenance-accessible panels. Feature → Business Impact → Application: Clamped enclosure cover construction enhances seal integrity and reduces rework during retrofits. Application: Retrofit projects or new builds requiring reliable, leak-tight enclosures.

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FAQs

The EBMX3B-W500 is designed for a Size 3, clamped enclosure with a copper-free aluminum body. Use the provided IF1149 wiring instructions and follow standard safety practices for hazardous locations. The unit is three-pole, 600 Vac, 500 AIC, and ships as a complete enclosure with a circuit breaker included, simplifying retrofit projects and minimizing field assembly.
Key specs include 600 Vac voltage rating, 500 AIC interrupt rating, and three-pole configuration. It uses a copper-free aluminum enclosure and supports Size 3 enclosures. This combination provides robust protection for high-demand circuits in hazardous environments while meeting NEC/CEC standards.
Yes. EBMX3B-W500 carries NEC hazardous ratings including Class I Division 1 and Zone 1, as well as related Class II/Division ratings. It is designed for hazardous locations and is compatible with other EBMXB components to support compliant motor control and power distribution in tough environments.
The unit adheres to NEC/CEC standards for hazardous locations and is listed with NEMA ratings 3R, 4X, 7, and 9. Canadian and UL-related certifications are referenced in the attached documents, and UL/UL-listed certification data can be accessed via the included resources in the product downloads.
Resources include SP3D Design Package ZIPs for 3D modeling, installation sheets IF 1149, several brochures, and the Eaton Specification Sheet EBMX3B-W500. These materials help speed installation, ensure correct wiring, and support on-site training, contributing to reduced commissioning time and improved ongoing maintenance efficiency.