Eaton E2M3800TMX Mining MCCB Trip Unit - CSA UL Certified

Part Number: E2M3800TMX
E2M3800TMX
Manufacturer
Eaton
Part number
E2M3800TMX
Category

Quick Summary

The Eaton E2M3800TMX mining molded case circuit breaker trip unit provides precise magnetic trip control for high‑current mining MCCB applications, featuring interchangeable trip elements and broad frame compatibility. Maintenance teams often face short‑circuit surges and environmental challenges that threaten uptime, increase maintenance costs, and compromise safety compliance. CSA Certified and UL Listed, it supports an 800 A rating at 250 Vdc with a magnetic trip range of 2000–4000 A, aligning with mining safety requirements. Designed for the M‑frame E2M family and three‑pole configurations, it enables straightforward installation and predictable long‑term performance, reducing spares and expediting commissioning in remote mine sites.

Product Information

Extended Description

E2M3800TMX Eaton: Eaton E2 mining molded case circuit breaker trip unit, M-frame, E2M, Interchangeable magnetic only trip, 2000-4000A, Three-pole, 800A, 250 Vdc, 65 kAIC at 240 Vac, 35 kAIC at 480 Vac, 25 kAIC at 600 Vac, 22 kAIC at 250 Vdc, Mining
Product Name
Eaton E2 mining molded case circuit breaker trip unit
Catalog Number
E2M3800TMX
UPC
786685217444
Product Length/Depth
4.06 in
Product Height
16 in
Product Width
8.25 in
Product Weight
3 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
CSA Certified UL Listed
Type
Specialty trip unit only
Amperage Rating
800 A
Voltage rating
250 Vdc
Trip Type
T205
Circuit breaker type
E2M
Circuit breaker frame type
Trip unit
Magnetic trip range
2000-4000A
Frame
M
Class
Mining
Interrupt rating
25 kAIC at 600 Vac 65 kAIC at 240 Vac 22 kAIC at 250 Vdc 35 kAIC at 480 Vac
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 Eaton Specification Sheet - E2M3800TMX Eaton Specification Sheet - E2M3800TMX Eaton Specification Sheet - E2M3800TMX Eaton Specification Sheet - E2M3800TMX Understanding circuit breaker design and operation to improve safety and reliability in underground mining
Interchangeable magnetic trip unit on the E2M3800TMX enables rapid field upgrades without replacing the entire breaker, reducing spare part needs and maintenance downtime. By standardizing the trip module, engineering teams can tailor protection curves to evolving mine loads while keeping inventory lean and predictable. High interrupt ratings across voltages protect critical assets during fault events and support compliance with mining safety standards. The unit lists 65 kAIC at 240 Vac, 25 kAIC at 600 Vac, and 22 kAIC at 250 Vdc, delivering robust performance in mixed AC/DC mine systems. Three‑pole M‑frame design provides rugged reliability in harsh environments and simplifies mounting with existing E2M equipment. Its compact footprint (4.06 in depth, 16 in height, 8.25 in width) and a 3 lb weight help installation in tight switchgear housings. Amperage rating of 800 A and 250 Vdc rating align with common mining DC/auxiliary circuits, while the T205 trip type ensures predictable, fast isolation. Interchangeable magnetic trip units support easy service and reduced maintenance costs, while the warranty and CSA/UL certifications reinforce long‑term reliability in demanding mines.

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FAQs

Power down the equipment and verify compatibility with the E2M frame. Remove the existing trip unit, align the new E2M3800TMX module with the M‑frame mounting, and reattach all interconnects per Eaton wiring diagrams. After seating the unit, verify terminal continuity and perform a functional trip test to confirm proper magnetic operation and rated protection range.
The unit provides an 800 A amperage rating at 250 Vdc, with a magnetic trip range of 2000–4000 A. It is a three‑pole, M‑frame trip unit with a T205 trip type and interrupt ratings of 25 kAIC at 600 Vac, 65 kAIC at 240 Vac, 22 kAIC at 250 Vdc, and 35 kAIC at 480 Vac, suitable for mining applications.
Yes, the 250 Vdc rating supports mining DC circuits, and the unit is designed specifically for the E2M mining family in an M‑frame, three‑pole configuration. Its interchangeable magnetic trip capability simplifies field upgrades, while the compact dimensions and weight help with easy installation in rugged mine switchgear.
The E2M3800TMX carries CSA Certified and UL Listed markings, ensuring compliance with recognized safety standards and regulatory requirements in mining environments. These certifications reduce procurement risk, support ongoing safety audits, and help meet industry safety programs and regulatory guidelines for underground mining installations.
Field‑upgradable magnetic trip units cut spare parts inventories and shorten downtime during protection upgrades. The robust 800 A, 250 Vdc protection, and 2000–4000 A trip range improve uptime and fault isolation accuracy, while the CSA/UL certifications provide confidence during inspections. Overall, you can expect lower lifecycle costs and faster commissioning in remote mining sites.