Eaton E2NM3800WA06U66 MCCB - 25 kAIC at 1000 Vac

Part Number: E2NM3800WA06U66
Manufacturer
Eaton
Part number
E2NM3800WA06U66

Quick Summary

The Eaton E2NM3800WA06U66 MCCB is a mining complete molded case circuit breaker built to protect high‑power, three‑phase mining feeders. In harsh underground and surface environments, outages and nuisance trips drive maintenance costs and downtime; this device delivers precise electronic LI trip and rugged N‑frame construction to minimize interruptions. Certification visibility matters in regulated mining projects; Eaton provides manufacturer‑level certification data and MSHA guidance materials, with additional CE/UL readiness information available on request. By combining a high current rating, adjustable trip performance, and flexible rear‑termination options, this MCCB supports scalable protection strategies while reducing total cost of ownership for mining electrical protection & circuit control systems.

Product Information

Extended Description

E2NM3800WA06U66 Eaton: Eaton E2 mining complete molded case circuit breaker, N-frame, E2NM, Electronic LI trip, 500-2500A, Three-pole, 800A, 1000Y/577 Vac, 250 Vdc, 25 kAIC at 1000 Vac, No term., 1A-1B rear w/right pigtail, 120 Vac mining rear w/ left pigtail
Product Name
Eaton E2 mining complete molded case circuit breaker
Catalog Number
E2NM3800WA06U66
UPC
782114886861
Product Length/Depth
5.5 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
800 A
Voltage rating
1000Y/577 Vac, 250 Vdc
Trip Type
T165
Circuit breaker type
E2NM
Circuit breaker frame type
Complete breaker
Auxiliary switch
1A-1B rear with right pigtail
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
Feature → Business Impact → Application: The electronic LI trip in the E2NM3800WA06U66 delivers precise coordination and Selectivity across multi‑panel mining feeders, reducing unwanted outages and false trips in demanding underground environments. This translates to higher equipment availability and lower maintenance overhead in real‑time production operations. Feature → Business Impact → Application: With an 800 A amperage rating and a 25 kAIC interrupt capability at 1000 Vac, the breaker protects large power circuits with confidence, enabling safer, more reliable distribution for mining facilities and surface preparation plants. Feature → Business Impact → Application: The N‑frame, three‑pole design supports robust 3‑phase protection for demanding mining loads, including 1000Y/577 Vac and 250 Vdc applications, while providing compatibility with mining control schemes and switchgear revisions. Feature → Business Impact → Application: Optional auxiliary 1A‑1B rear wiring and 120 Vac mining rear with left pigtail offer installation versatility in confined underground panels, accelerating commissioning and simplifying wiring planning. Feature → Business Impact → Application: The unit’s undervoice release and magnetic trip range (500–2500 A) enable tailored protective curves, enabling precise fault isolation and reduced arc flash exposure during maintenance. Feature → Business Impact → Application: Comprehensive documentation, datasheets, and MSHA policy letters support regulatory alignment and risk management, helping engineers document compliance while simplifying procurement and vendor verification.

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FAQs

Yes. This three‑pole N‑frame MCCB is designed for mining service panels and supports rear wiring options, including 1A‑1B with a right pigtail and a 120 Vac mining rear with a left pigtail, aiding flexible panel retrofits and new builds.
It uses an electronic LI trip with a magnetic trip range of 500–2500 A and an interrupt rating of 25 kAIC at 1000 Vac, providing fast, selective protection and strong fault interrupt performance for high‑power mining circuits.
Yes. The E2NM3800WA06U66 is specified for mining use, featuring a rugged N‑frame, 1000Y/577 Vac and 250 Vdc ratings, and compatible with mining control architectures. For regulatory confirmation, consult the MSHA guidance materials available from Eaton.
Certifications are provided by the manufacturer; current status can be confirmed with Eaton. MSHA policy letters related to circuit breakers are available to support safety and performance documentation for mining operations.
Warranty is Eaton’s standard policy: one year from installation or eighteen months from shipment, whichever occurs first. Support includes access to datasheets, installation manuals, and manufacturer resources for troubleshooting and compliance.