Eaton E2N3700W Mining MCCB - UL Listed, 50 kAIC
Part Number: E2N3700W
Quick Summary
The Eaton E2 mining complete molded case circuit breaker protects underground mining electrical systems by interrupting fault currents. In harsh mining environments, uptime is critical, and outages from nuisance trips or protection faults can cost operators millions. CSA Certified and UL Listed certifications provide essential safety and compliance assurances for underground coal and metal mine installations. With a 700 A rating, 600 Vac capability, three-pole N-frame design, and 65 kAIC at 240 Vac / 50 kAIC at 480 Vac, the device supports scalable feeder protection while easing procurement and maintenance across mining sites.
Product Information
Extended Description
E2N3700W Eaton: Eaton E2 mining complete molded case circuit breaker, N-frame, E2N, Electronic LSI trip, 500-2500A trip rating, Three-pole, 700A, 600 Vac, 65 kAIC at 240 Vac, 50 kAIC at 480 Vac, 25 kAIC at 600 Vac, Without terminals, Mining
Product Name
Eaton E2 mining complete molded case circuit breaker
Catalog Number
E2N3700W
UPC
786679059999
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.
Certifications
CSA Certified UL Listed
Type
Specialty complete
Amperage Rating
700 A
Voltage rating
600 Vac
Trip Type
Electronic LSI
Circuit breaker type
E2N
Circuit breaker frame type
Complete breaker
Magnetic trip range
500-2500A
Terminals
Without terminals
Frame
N
Class
Mining
Interrupt rating
50 kAIC at 480 Vac 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
Digitrip 310+ vs. 310 electronic trip unit technical comparison
Digitrip 310+ vs. 310 electronic trip unit technical comparison
Digitrip 310+ vs. 310 electronic trip unit technical comparison
Digitrip 310+ vs. 310 electronic trip unit technical comparison
Understanding circuit breaker design and operation to improve safety and reliability in underground mining
Feature: Electronic LSI trip provides precise, fast protection; Business Impact: Reduces fault energy and arc-flash exposure while improving system reliability; Application: Suitable for mining feeders and main distribution panels, especially where rapid coordination with Digitrip 310+ electronics is beneficial. Long-tail keywords: mining MCCB with electronic trip, Digitrip 310+ compatibility, arc-flash reduction in mining, LSI trip unit, high-reliability circuit breaker. Feature: High interrupt ratings tailored for mining faults; Business Impact: Supports safety margins in high fault-current scenarios, enabling compliant installations up to 65 kAIC at 240 Vac; Application: Underground power distribution and mining equipment lines. Long-tail keywords: 65 kAIC at 240 Vac, 50 kAIC at 480 Vac, high interrupt rating MCCB. Feature: Compact N-frame three-pole design without terminals; Business Impact: Improves installation flexibility and space utilization in crowded panels; Application: Panel builders and retrofit projects requiring field wiring accessories. Long-tail keywords: N-frame mining breaker, three-pole MCCB, without terminals installation. Feature: Certifications and warranty; Business Impact: Ensures regulatory compliance and predictable maintenance costs; Application: Mine compliance audits and service planning. Long-tail keywords: CSA Certified, UL Listed, 1-year warranty. Feature: Physical dimensions and weight; Business Impact: Predictable enclosure fit for existing racks; Application: Space-constrained mining panels and export-ready distribution setups. Long-tail keywords: 8.25 in width, 8.25 in height, 5.5 in depth, 45 lb weight.
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FAQs
The E2N3700W is a three-pole, N-frame mining MCCB shipped without terminals. Field-installed lugs or accessories are required to complete the wiring, offering installation flexibility for specific panel designs and mining feeder configurations.
It provides 700 A amperage, 600 Vac, with electronic LSI trip. Interrupt ratings are 65 kAIC at 240 Vac, 50 kAIC at 480 Vac, and 25 kAIC at 600 Vac, enabling reliable protection for high-current mining circuits.
Yes. It is designed for mining applications with CSA Certified and UL Listed certifications, high interrupt ratings, and an electronic trip capable of coordinating with Digitrip 310+ units for precise protection in underground power distribution.
The breaker is CSA Certified and UL Listed, confirming compliance with recognized safety and performance standards essential for regulatory audits, mine safety programs, and site-wide electrical protection schemes.
Its electronic LSI trip delivers reliable protection with coordinated tripping, while the absence of terminals provides wiring flexibility. A one-year warranty from installation (or 18 months from shipment) supports predictable maintenance planning and total cost of ownership in mining environments.