Eaton E2NM3600WU66 Mining MCCB - 25 kAIC
Part Number: E2NM3600WU66
Quick Summary
Eaton E2NM3600WU66 mining complete molded case circuit breaker is designed to protect mining electrical systems from overload and short circuits. In harsh underground environments, nuisance trips and compatibility with retrofits and add-on accessories can slow downtime and drive maintenance costs. Certifications and compliance for mining MCCBs are provided by the manufacturer, with typical industry expectations including SIL, CE, and IP ratings—verify exact ratings with Eaton for this model. By selecting this E2 NM device with its electronic LI trip and wide magnetic range, you gain improved reliability, reduced unplanned outages, and installation flexibility in rack- or panel-mounted configurations, enabling safer, more productive operations in critical mining applications.
Product Information
Extended Description
E2NM3600WU66 Eaton: Eaton E2 mining complete molded case circuit breaker, N-frame, E2NM, Electronic LI trip, 500-2500A trip rating, Three-pole, 600A, 1000Y/577 Vac, 250 Vdc, 25 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
E2NM3600WU66
UPC
786679059760
Product Length/Depth
8.25 in
Product Height
8.25 in
Product Width
8.25 in
Product Weight
45 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.
Compliances
Contact Manufacturer
Certifications
Contact Manufacturer
Type
Specialty complete
Amperage Rating
600 A
Voltage rating
1000Y/577 Vac, 250 Vdc
Trip Type
T165
Circuit breaker type
E2NM
Circuit breaker frame type
Complete breaker
Magnetic trip range
500-2500A
Terminals
Without terminals
Undervoltage release
120 Vac mining rear with left pigtail
Frame
N
Class
Mining
Interrupt rating
25 kAIC at 1000 Vac
Number of poles
Three-pole
Trip rating
500-2500 A
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
E2 1200 Vac - K, L, and M-Frame mining service breakers and accessories
E2 1200 Vac - K, L, and M-Frame mining service breakers and accessories
E2 1200 Vac - K, L, and M-Frame mining service breakers and accessories
E2 1200 Vac - K, L, and M-Frame mining service breakers and accessories
Understanding circuit breaker design and operation to improve safety and reliability in underground mining
Feature: Electronic LI trip provides precise overload protection with fast response. Business Impact: Reduces nuisance tripping and extends equipment life by preventing unnecessary wear on motors and drives. Application: Underground mining conveyors and milling circuits where stable trips improve uptime. Feature: 600 A amperage rating (Amperage Rating) supports high-demand mining loads with margin for startup surges. Business Impact: Enables fewer protective device changes and reduces panel crowding, cutting maintenance time. Application: Large conveyors and crushers in surface and underground facilities. Feature: 1000Y/577 Vac and 250 Vdc voltage rating offers AC and DC compatibility. Business Impact: Simplifies mixed-utility installations and retrofits without needing separate protection devices. Application: Power distribution nodes and control panels with mixed supply types. Feature: 25 kAIC interrupt rating at 1000 Vac ensures robust fault current handling. Business Impact: Improves fault isolation and minimizes equipment damage during short circuits. Application: High-fault mining arcs and feeder connections. Feature: 120 Vac mining rear with left pigtail simplifies wiring and modular installation. Business Impact: Reduces field wiring time and supports streamlined retrofits in existing underground plants. Application: Retrofit projects and new builds with limited access behind panels. Feature: Three-pole N-frame design provides complete three-phase protection. Business Impact: Ensures synchronized protection across motors, drives, and distribution equipment. Application: Belt conveyors, crushers, and grinding mills in mining operations.
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FAQs
Yes. The E2NM3600WU66 features a 120 Vac mining rear with left pigtail option and a without terminals configuration, which simplifies retrofits and panel upgrades in mining substations and control cabinets. Its N-frame, three-pole design aligns with common mining MCCB mounting footprints, reducing installation time and wiring complexity.
Key specs include a 600 A amperage rating, 1000Y/577 Vac and 250 Vdc voltage rating, a T165 trip type, and a 25 kAIC interrupt rating at 1000 Vac. The unit is a three-pole N-frame with a magnetic trip range of 500-2500 A, making it suitable for high-current, three-phase mining circuits.
The E2NM3600WU66 is designed for underground mining protection, including conveyors, crushers, and grinding mills. Its mining-class rating and LI electronic trip support precise coordination with motors and drives, helping minimize unnecessary trips during start-up and load changes.
Certifications and compliance details are provided by Eaton. This model is positioned for mining applications with a robust protection profile; verify exact certifications (such as SIL, CE, IP ratings) with Eaton or through the model's datasheets and Eaton catalogs to ensure alignment with your facility requirements.
By delivering reliable protection with a precise LI trip and high interrupt rating, the E2NM3600WU66 reduces unplanned outages and equipment damage, lowering maintenance labor and downtime costs. Additionally, its compatible wiring options and three-phase protection streamline spare-part inventories and service intervals for mining operations.