Eaton E2M3800W mining complete MCCB - UL Listed, CSA Certified
Part Number: E2M3800W
Quick Summary
Eaton E2M3800W mining complete molded case circuit breaker protects mining electrical systems with reliable overcurrent protection. Maintenance downtime spikes when breakers misread faults or fail to trip correctly in harsh underground environments. This model is UL Listed and CSA Certified, with a 35 kAIC interrupt rating at 480 Vac and a robust mining-class E2 frame that withstands demanding conditions. With an 800 A amperage rating and interchangeable thermal-magnetic trip, it supports scalable protection for expanding equipment while simplifying parts procurement and reducing total cost of ownership. The compact three-pole design and absence of terminals streamline installation in service centers and field enclosures, delivering faster, safer deployments.
Product Information
Extended Description
E2M3800W Eaton: Eaton E2 mining complete molded case circuit breaker, M-frame, E2M, Complete breaker, Interchangeable thermal-magnetic trip, 2000-4000A trip rating, Three-pole, 800A, 250 Vdc, Without terminals, Mining
Product Name
Eaton E2 mining complete molded case circuit breaker
Catalog Number
E2M3800W
UPC
786685242699
Product Length/Depth
4.06 in
Product Height
8.25 in
Product Width
8.25 in
Product Weight
29 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed CSA Certified
Type
Specialty complete
Amperage Rating
800 A
Voltage rating
250 Vdc
Trip Type
T207
Circuit breaker type
E2M
Circuit breaker frame type
Complete breaker
Magnetic trip range
2000-4000A
Terminals
Without terminals
Frame
M
Class
Mining
Interrupt rating
35 kAIC at 480 Vac 25 kAIC at 600 Vac 65 kAIC at 240 Vac 22 kAIC at 250 Vdc
Number of poles
Three-pole
Eaton E2 Series mining service circuit breakers
Eaton E2 Series mining service circuit breakers
Eaton E2 Series mining service circuit breakers
Eaton E2 Series mining service circuit breakers
Circuit Protection, Molded Case Circuit Breakers, Volume 4, Tab 2
MSHA policy letter for suitability, safety and performance of circuit breakers
Robinson Mine Case Study: Solutions for the mining industry
Benchmark tests of factory production vs. third-party reconditioned mining molded case circuit breakers
Benchmark tests of factory production vs. third-party reconditioned mining molded case circuit breakers
Benchmark tests of factory production vs. third-party reconditioned mining molded case circuit breakers
Benchmark tests of factory production vs. third-party reconditioned mining molded case circuit breakers
Understanding circuit breaker design and operation to improve safety and reliability in underground mining
Feature to benefit mapping is embedded in every design decision. The E2M3800W uses an interchangeable thermal-magnetic trip that allows on-site customization to changing mine protection schemes, which translates to lower maintenance costs and fewer spare parts. This capability supports a dynamic mining operation where fault conditions evolve, enabling precise coordination with upstream protections and downstream breakers. The 800 A rating paired with 250 Vdc capacity ensures consistent performance in high-current, DC-supported mining equipment such as conveyors and extraction drives, reducing nuisance trips and extending component life. Three-pole, frame M construction simplifies integration into standard mining control panels and service centers, while the “without terminals” configuration minimizes field wiring errors and accelerates installation. UL Listed and CSA Certified status reinforces compliance with global safety standards and MSHA considerations, improving audit readiness and risk management. In practice, operators benefit from faster commissioning, reduced downtime, and a lower total cost of ownership through standardized parts and predictable trip behavior. This model also aligns with industry best practices for rugged, underground installations, supporting maintenance teams with clear replacement criteria and documented performance for regulatory reporting.
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FAQs
Install the E2M3800W as a three-pole unit on a compatible M-frame enclosure, noting it is a complete breaker without terminals. Plan for proper bus connections and ensure mounting in a ventilated enclosure suitable for underground mining environments. Verify clearances per the mining service panel design and confirm trip unit accessibility for potential field adjustments.
The breaker provides 800 A amperage rating with 250 Vdc capacity and a T207 trip type. It offers 35 kAIC interrupt rating at 480 Vac, 25 kAIC at 600 Vac, 65 kAIC at 240 Vac, and 22 kAIC at 250 Vdc, supporting reliable fault clearing across mixed mining applications and ensuring coordination with upstream protective devices.
Yes. The E2M3800W is UL Listed and CSA Certified, designed for rugged mining environments. It’s supported by Eaton’s MSHA-related guidance and mining-focused literature, ensuring alignment with regulatory expectations and mining safety best practices for underground operations.
Ideal for mining service centers, underground equipment, conveyors, and other high-current mining circuits. The three-pole, frame M construction with interchangeable trip units makes it suitable for both new installations and retrofits where reliable protection and quick commissioning are essential.
The product is covered under Eaton Selling Policy 25-000, offering one year from installation or eighteen months from shipment, whichever occurs first. This warranty supports maintenance planning and provides a defined path for parts replacement and service support during critical mining operations.