Eaton E2MEM38002WU66 Mining MCCB - UL/CSA/IEC
Part Number: E2MEM38002WU66
Quick Summary
Eaton E2MEM38002WU66 is a mining complete molded case circuit breaker designed for demanding underground and surface mining applications. In rugged mining environments, downtime from protection equipment failures can be costly, and maintenance complexity can slow projects. This model carries UL Listed, IEC Rated, and CSA Certified credentials, along with an 18 kAIC interrupt rating and an electronic LI trip for reliable protection in harsh conditions. Its 800 A rating at 1000Y/577 Vac enables scalable protection for high-current mining circuits, while the 120 Vac mining rear with left pigtail undervoltage release supports safer startup and control. The E2 mining family is known for robust performance, compatibility with M-frame installations, and proven reliability in demanding industrial settings.
Product Information
Extended Description
E2MEM38002WU66 Eaton: Eaton E2 mining complete molded case circuit breaker, M-frame, E2MEM, Electronic LI trip, 1000-4000A trip rating, Three-pole, 800A, 1000Y/577 Vac, 18 kAIC at 1000 Vac, Without terminals, Mining, 120 Vac mining rear with left pigtail
Product Name
Eaton E2 mining complete molded case circuit breaker
Catalog Number
E2MEM38002WU66
UPC
786685243016
Product Length/Depth
4.06 in
Product Height
16 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 IEC Rated CSA Certified
Type
E2 mining
Amperage Rating
800 A
Voltage rating
1000Y/577 Vac
Trip Type
T165
Circuit breaker type
E2MEM
Circuit breaker frame type
Complete breaker
Magnetic trip range
1000-4000A
Terminals
Without terminals
Undervoltage release
120 Vac mining rear with left pigtail
Frame
M
Class
Mining
Interrupt rating
18 kAIC at 1000 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
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: Electronic LI trip provides precise, reliable tripping decisions. Business Impact: Reduces nuisance trips and improves safety margins, lowering maintenance costs and unplanned downtime in critical mining equipment. Application: Conveyor drives and feeder breakers in underground operations benefit from consistent protection. Feature: 18 kAIC interrupt rating at 1000 VAC delivers high fault-current withstand. Business Impact: Enhances system reliability by safely interrupting large faults, reducing arc-flash exposure and equipment damage. Application: Main feeder protection in mining MCCB panels and switchgear. Feature: 1000Y/577 VAC voltage rating supports higher voltage mining circuits. Business Impact: Allows safer and more efficient protection of motors and feeders without transforming voltage downstream. Application: High-power mining installations and motor control centers. Feature: M-frame, three-pole E2 mining design offers rugged construction. Business Impact: Simplifies field installation, improves cabinet fit, and ensures robustness in harsh environments. Application: Mining service centers and equipment enclosures requiring heavy-duty protection. Feature: Undervoltage release at 120 VAC mining rear with left pigtail enhances safe remote tripping. Business Impact: Improves personnel safety and control reliability during startup sequences. Application: Remote shutdown schemes and mining PLC integrations. Feature: Without terminals configuration provides flexibility for field wiring. Business Impact: Reduces retrofit constraints and expedites installation in existing mining racks. Application: Retrofit projects and new builds where terminal kits are selected on site.
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FAQs
This model uses the E2 mining M-frame design and is supplied without terminals, enabling flexible field wiring. It fits standard mining MCCB enclosures and supports rear undervoltage release wiring, making retrofits straightforward when upgrading legacy protection panels.
Key ratings include 800 A current rating, 1000Y/577 VAC voltage, and an 18 kAIC interrupt rating at 1000 VAC. The trip type is T165, with a three-pole E2MEM assembly, ideal for high-current mining feeders and motor circuits.
Yes. The device is UL Listed, IEC Rated, and CSA Certified, ensuring compliance with major North American and international electrical protection standards for mining environments.
Absolutely. With mining-class specifications, three-pole E2MEM, and robust 18 kAIC capability, it is designed for both underground and surface mining installations and service centers needing rugged protection.
Eaton provides a standard warranty policy (25-000) offering one year from installation or eighteen months from shipment, whichever occurs first, along with access to Eaton data sheets and service resources for ongoing maintenance.