Eaton E2ME3800WA06U66 Mining MCCB - UL Listed, CSA Certified
Part Number: E2ME3800WA06U66
Quick Summary
The Eaton E2ME3800WA06U66 is a mining complete molded case circuit breaker used to protect mining electrical distribution. In harsh mining environments, nuisance trips and miscoordination can drive costly downtime and safety risks, so operators need protection that tolerates dust, vibration, and demanding currents without sacrificing selectivity. This unit carries UL Listed and CSA Certified markings, supports a 600 Vac system with an 800 A rating and 65 kAIC at 240 Vac, and uses an electronic LI trip within an M-frame mining design. Engineered for reliability and fast field maintenance, it integrates with Eaton E2 accessories to simplify installation, spare parts availability, and future expansion, delivering consistent protection for mining electrical protection and MCCB installations.
Product Information
Extended Description
E2ME3800WA06U66 Eaton: Eaton E2 mining complete molded case circuit breaker, M-frame, E2ME, Electronic LI trip, 500-2500A, Three-pole, 800A, 600 Vac, 65 kAIC at 240 Vac, 35 kAIC at 480 Vac, 25 kAIC at 600 Vac, 22 kAIC at 250 Vdc, 2A-2B rear w/right pigtail
Product Name
Eaton E2 mining complete molded case circuit breaker
Catalog Number
E2ME3800WA06U66
UPC
786685571898
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
600 Vac
Trip Type
T165
Circuit breaker type
E2ME
Circuit breaker frame type
Complete breaker
Auxiliary switch
2A-2B rear with right pigtail
Magnetic trip range
500-2500A
Terminals
Without terminals
Undervoltage release
120 Vac mining rear with left pigtail
Frame
M
Class
Mining
Interrupt rating
35 kAIC at 480 Vac 22 kAIC at 250 Vdc 65 kAIC at 240 Vac 25 kAIC at 600 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 - E2ME3800WA06U66
Eaton Specification Sheet - E2ME3800WA06U66
Eaton Specification Sheet - E2ME3800WA06U66
Eaton Specification Sheet - E2ME3800WA06U66
Understanding circuit breaker design and operation to improve safety and reliability in underground mining
Feature: Electronic LI trip provides precise, fast fault clearance. Business Impact: Reduces nuisance trips and improves system reliability in demanding underground environments. Application: Ideal for mining feeders and main distribution panels where fast clearing and selectivity are critical. Long-tail keywords addressed include mining MCCB with electronic trip, E2 series protection, and durable circuit protection for underground coal and metal mining operations. Feature: 800 A full-load current rating and 600 Vac capacity support large mining loads. Business Impact: Enables safe protection of high-power circuits with compliant interrupt ratings, reducing equipment wear and unplanned downtime. Application: Suitable for heavy-duty mine service panels and shoring facility distributions. Feature: 65 kAIC at 240 Vac and 22 kAIC at 250 Vdc provide robust fault current handling. Business Impact: Maintains system integrity under high fault currents, protecting transformers and motors. Application: Critical in mine hoists, draglines, and rock support systems. Feature: 2A-2B rear with right pigtail auxiliary switch and undervoltage release 120 Vac mining rear with left pigtail. Business Impact: Simplifies wiring schemas and enables safe, remote operation and lockout/tagout procedures. Application: Useful for remote tripping logic, alarm signaling, and enhanced control panel layouts. Feature: Frame M, three-pole, and “Mining” class designation. Business Impact: Ensures correct mechanical fit, consistent trip characteristics, and regulatory alignment for mining MCCB deployments. Application: Fits with mining-grade switchgear and Eaton accessory ecosystems for streamlined maintenance and spare-part planning. Feature: Without terminals and compatibility with rear-mounted accessories. Business Impact: Provides flexible installation in customized panels and minimizes field modification time. Application: Ideal for integration into OEM enclosures and refurbished mine electrical rooms.
Get a Quick Quote for a Eaton E2ME3800WA06U66
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton E2ME3800WA06U66?
Enquire Now
FAQs
This unit uses the M-frame, three-pole design with a compact 4.06 in depth, 8.25 in height, and 8.25 in width. It is supplied as a complete mining MCCB with no terminals, requiring compatible lugs or external terminal hardware. The auxiliary switch is 2A-2B rear with a right pigtail, and the undervoltage release is 120 Vac mining rear with a left pigtail. Confirm panel space and compatible Eaton E2 accessories for straightforward wiring and field retrofit.
Key specs include an 800 A amperage rating, 600 Vac voltage rating, three-pole configuration, and an M-frame type. It features an electronic LI trip (T165), interrupt ratings up to 65 kAIC at 240 Vac and 22 kAIC at 250 Vdc, and a magnetic trip range of 500-2500 A. Connections are designed without terminals, with rear-mounted accessories for easier wire management in mining panels.
Yes, the E2ME3800WA06U66 is designed for mining environments with a rugged M-frame, mining-class protection, and electronic trip for reliable coordination. It carries UL Listed and CSA Certified markings, which support compliance with common North American electrical safety standards in underground mining applications. While CE or IP ratings aren’t listed in the provided data, the mining-specific design and certifications address critical regulatory requirements for many mine sites.
The unit’s electronic LI trip enhances fault detection and selective tripping, reducing downtime from miscoordination. The 2A-2B rear auxiliary switch enables remote signaling and control, while the 120 Vac undervoltage release with a left pigtail supports safe automatic disconnection under undervoltage conditions. Its compact, terminalless design simplifies wiring into panel systems, facilitating faster maintenance and easier field upgrades in rugged mining settings.
High fault current ratings (65 kAIC at 240 Vac, 22 kAIC at 250 Vdc) and UL/CSA certifications deliver reliable protection that reduces unplanned outages and equipment damage. The durable M-frame design, integrated LI trip, and compatibility with Eaton accessories support longer service life, lower maintenance costs, and easier spare-part management, contributing to a favorable total cost of ownership in mining operations.