Eaton JGS4250FAG MCCB - 85 kAIC @ 240V CE Marked
Part Number: JGS4250FAG
Quick Summary
Eaton JGS4250FAG MCCB is a complete molded case circuit breaker designed for panel protection in industrial control and distribution systems. Too often, protection is mis-specified, leading to nuisance trips or costly downtime during machine start-up and peak loads. This model carries IEC rated, UL Listed, and CSA Certified marks, with CE Marked compliance for global installations. As part of the Series G family, it uses a JG frame with metric mounting hardware, delivering reliable protection and streamlined procurement for international facilities. For engineers and procurement teams, this combination translates to faster commissioning, easier spare-part planning, and consistent performance across diverse environments.
Product Information
Extended Description
JGS4250FAG Eaton: Series G MCCB: JG Frame, 250A, Four-pole, neutral 0% protected, 600V, 85 kAIC at 240V, 40 kAIC at 415V, 35 kAIC at 480V, 18 kAIC at 600V, Line/load standard w/ metric mounting hardware, Fixed thermal, adj. magnetic
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
JGS4250FAG
UPC
782113526560
Product Length/Depth
3.57 in
Product Height
5.34 in
Product Width
5.34 in
Product Weight
8 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
CE Marked
Certifications
IEC Rated UL Listed CSA Certified
Type
Complete breaker
Amperage Rating
250 A
Voltage rating
600 Vac
Trip Type
T185
Circuit breaker type
JG
Circuit breaker frame type
Complete breaker
Terminals
Line and load
Frame
JG
Mounting hardware
Metric
Interrupt rating
35 kAIC at 480 Vac 18 kAIC at 600 Vac 85 kAIC at 240 Vac 40 kAIC at 415 Vac
Number of poles
Four-pole
Application of Multi-Wire Terminals for Molded Case Circuit Breakers
Application of Multi-Wire Terminals for Molded Case Circuit Breakers
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
Breaker service centers
Circuit Protection, Molded Case Circuit Breakers, Volume 4, Tab 2
NG and ND-Frame molded case circuit breakers
NG and ND-Frame molded case circuit breakers
NG and ND-Frame molded case circuit breakers
Feature: 250 A amperage rating with a 600 Vac voltage rating. Business Impact: Enables safe protection of feeders and distribution panels while supporting high-current loads. Application: Industrial machines and control panels requiring robust fault-handling in 600 V systems. The JG frame and four-pole design ensure consistent protection across multi-wire circuits. Feature: Fixed thermal with adjustable magnetic trip. Business Impact: Reduces nuisance trips while allowing coordination with upstream protection for selective protection strategies. Application: Panelboards in manufacturing lines where precise coordination improves uptime. Feature: High interrupt ratings: 85 kAIC at 240 Vac, 40 kAIC at 415 Vac, 35 kAIC at 480 Vac, 18 kAIC at 600 Vac. Business Impact: Sharp fault interruption across voltages, improving system reliability and safety margins. Application: Power distribution networks with diverse loads and MCCs. Feature: Metric mounting hardware and line/load terminals. Business Impact: Quick, compliant installation with reduced field-fit risk and easier maintenance. Application: Global panel assemblies in European and North American facilities. Feature: Certifications and compliance: CE Marked, IEC Rated, UL Listed, CSA Certified. Business Impact: Accelerates regulatory approval and simplifies supplier-driven audits. Application: Global deployments where cross-border certification is required. Feature: Comprehensive documentation and warranty. Business Impact: Provides clear installation guidance and post-sale support, reducing total cost of ownership. Application: Projects emphasizing long-term reliability and serviceability.
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FAQs
The JGS4250FAG uses metric mounting hardware and line/load terminals, which simplifies mounting in standard panels. Ensure panel cutouts accommodate the four-pole configuration and verify clearance for wiring and heat dissipation. Use appropriate torque on mounting screws and verify compatibility with existing bus bars and conductor sizes to maintain proper protection coordination.
This MCCB provides multiple interrupt ratings: 85 kAIC at 240 Vac, 40 kAIC at 415 Vac, 35 kAIC at 480 Vac, and 18 kAIC at 600 Vac. The combination of fixed thermal and adjustable magnetic trip enables accurate coordination with upstream devices, ensuring selective tripping and minimized impact on other loads during faults.
Yes. The unit features metric mounting hardware and is CE Marked, along with IEC Rated certification, making it well-suited for European panels. Ensure compliance with local electrical codes and compatible terminal sizes when integrating into European switchboards and MCCs.
The JGS4250FAG carries UL Listed, CSA Certified, IEC Rated, and CE Marked certifications. These marks confirm safety, performance, and compliance with international standards, facilitating global procurement, reducing audit risk, and simplifying cross-border installations in manufacturing environments.
Eaton provides a one-year warranty from the date of installation or eighteen months from shipment, whichever occurs first. This coverage, together with Eaton’s service centers and available application notes, supports installation guidance, spare parts planning, and ongoing maintenance for reliable long-term operation.