Eaton EBMBA WT60EHD34 Circuit Breaker - Explosionproof

Part Number: EBMBA WT60EHD34
Manufacturer
Eaton
Part number
EBMBA WT60EHD34

Quick Summary

Eaton EBMBA WT60EHD34 circuit breaker is a hazardous-location protection device designed for three‑phase industrial power systems. It protects feeders and motors in environments with classification hazards, reducing outage risk and equipment damage. This unit leverages an explosionproof EHD frame, bolted/ground joint/gasketed enclosure, and a copper-free aluminum body to withstand demanding conditions. It carries NEC/CEC compliance and UL hazardous-location certifications, including area classification for Class I, Division 1 and 2, Class II, Division 1 and 2, and Class III. These certifications simplify regulatory approval and on-site acceptance. Integrated with the EBMB series, it provides reliable protection inside a rugged, compliant package, improving maintenance predictability and lifecycle cost while supporting 480 Vac/250 Vdc installations.

Product Information

Extended Description

EBMBA WT60EHD34 Eaton: Eaton Crouse-Hinds series EBMB circuit breaker, 15A through 70A, EHD frame type, Bolted/ground joint/gasketed cover construction, Copper-free aluminum, 100A frame size, Cutler-Hammer breaker, Three-pole, 60A trip, 480 Vac/250 Vdc
Product Name
Eaton Crouse-Hinds series EBMB circuit breaker
Catalog Number
EBMBA WT60EHD34
UPC
782274983769
Product Length/Depth
14.78 in
Product Height
19.4 in
Product Width
10.25 in
Product Weight
97 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
480 Vac/250 Vdc
Frame size
100A
Amperage Rating
15 A through 70 A
Manufacturer
Cutler-Hammer
Circuit breaker frame type
EHD
Enclosure cover construction
Bolted/ground joint/gasketed
Enclosure material
Copper-free aluminum
Feature: Three-pole design with a 15 A through 70 A rating and a 60 A trip characteristic. Benefit: Delivers reliable, balanced protection for three‑phase loads, reducing nuisance trips and improving system uptime in demanding environments. Application: Suitable for feeders and motors in hazardous locations where precise trip coordination is required. Feature: EHD frame type with a 100A frame size. Benefit: Robust, modular protection that handles substantial fault currents while maintaining compact footprint in limited spaces. Application: Ideal for mid‑to‑heavy industrial distributions in oil & gas, chemical processing, and mining facilities. Feature: Copper-free aluminum enclosure with bolted/ground joint/gasketed cover. Benefit: Corrosion resistance and durable sealing reduce maintenance costs and extend service life in harsh environments. Application: Offshore platforms, refineries, and chemical plants where seal integrity is critical. Feature: Enclosure with circuit breaker integration and a 14.78 in length, 19.4 in height, and 10.25 in width. Benefit: Predictable installation footprint and straightforward commissioning in standard hazardous-location enclosures. Application: Facilitates fast deployment in new builds and retrofit projects. Feature: 480 Vac / 250 Vdc voltage rating and UL/NEC/CEC–compliant certification package. Benefit: Broad compatibility with common industrial power systems while simplifying regulatory approvals. Application: Critical for facilities seeking compliant protection in regulated environments. Insight: The EBMB line’s documented 3D models, installation sheets, and specification sheets support precise engineering and faster procurement workflows, helping maintenance teams plan replacements with minimal downtime.

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FAQs

The EBMBA WT60EHD34 is designed for use with enclosure assemblies that match the EBMB explosionproof line. It features a bolted/ground joint and gasketed cover for a weather-tight seal and is compatible with three-pole configurations in 100A frames. Typical installations place the unit inside hazardous-location rated enclosures, with space allocated for wiring access and service clearances per site standards.
This breaker is a three-pole device rated for 480 Vac and 250 Vdc. It supports an amperage range of 15 A through 70 A with a 60 A trip characteristic. The 100A frame size and EHD frame type are designed to deliver reliable protection for demanding industrial power circuits in hazardous locations.
The EBMBA WT60EHD34 is intended for hazardous or classified locations and is suitable for oil and gas, chemical processing, mining, and other regulated facilities. Its NEC/CEC compliance and UL listing support installation in environments requiring strict safety and performance standards.
Certifications include area classification for Hazardous/Classified Locations under NEC/CEC standards, UL hazardous-location listings, and compatibility with the EBMB explosionproof family. Documentation such as UL certification reports, installation instructions, and catalogs are available, along with SP3D models and specification sheets to streamline design and procurement.
Copper-free aluminum construction and a gasketed, bolted enclosure reduce corrosion and seal leakage, lowering maintenance frequency. The rugged EHD frame and explosionproof design minimize unplanned outages in harsh environments. Access to installation resources and 3D models accelerates commissioning, while UL/NEC/CEC compliance supports long-term reliability and lifecycle cost savings.