Eaton LGX4250AAG MCCB - Series G, 200kAIC UL Listed
Part Number: LGX4250AAG
Quick Summary
Eaton LGX4250AAG is a complete molded case circuit breaker designed to protect electrical distribution in industrial control panels. Engineers often struggle with nuisance trips, poor coordination, and downtime when breakers are undersized or misapplied. This LGX4250AAG delivers UL Listed, IEC Rated, and CSA Certified protection with HACR-rated performance for safer, compliant operation. Designed for IEC markets with metric mounting, it supports 50/60 Hz systems and easy integration into power distribution and automation panels. The 250 A rating, four-pole configuration, and adjustable thermal and magnetic trip improve reliability and selective coordination, reducing downtime and maintenance costs. In practice, the rugged LG frame helps installers simplify mounting while meeting industry standards in demanding environments.
Product Information
Extended Description
LGX4250AAG Eaton: Eaton Series G molded case circuit breaker, LG-frame, LG, Complete breaker, Adjustable thermal, adjustable magnetic trip, Four-pole, 250A, 200 kAIC at 240/480 Vac, 65 kAIC at 600 Vac, Line and load, Metric, 50/60 Hz, 80% rated
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
LGX4250AAG
UPC
786685183572
Product Length/Depth
4.09 in
Product Height
7.22 in
Product Width
7.22 in
Product Weight
20 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
Catalog Notes
Adjustable thermal, adjustable magnetic trip units are typically used in IEC markets and are not UL or CSA listed, LG breaker is HACR rated
Type
Complete breaker
Amperage Rating
250 A
Trip Type
Adjustable thermal, adjustable magnetic
Circuit breaker type
LG
Circuit breaker frame type
Complete breaker
Rating
80% rated
Series
Series G
Terminals
Line and load
Frame
LG
Frequency rating
50 to 60 Hz
Mounting hardware
Metric
Interrupt rating
65 kAIC at 600 Vac 200 kAIC at 240/480 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
MOEM MCCB product selection guide
MOEM MCCB product selection guide
MOEM MCCB product selection guide
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Adjustable thermal and magnetic trip allows precise protection settings → Business Impact: Improves selective coordination and reduces nuisance trips, lowering unplanned downtime → Application: Ideal for IEC-based control panels and distribution boards in manufacturing facilities. Feature: Four-pole LG frame with line and load terminals → Business Impact: Ensures balanced, safe three-phase protection with straightforward installation → Application: Suitable for main distribution panels and motor control centers. Feature: 250 A amperage rating with 80% rated operation → Business Impact: Supports continuous loads with derating aligned to industry guidelines, boosting reliability → Application: Heavy machinery and automated lines. Feature: High interrupt ratings of 200 kAIC at 240/480 Vac and 65 kAIC at 600 Vac → Business Impact: Short-circuit resilience reduces fault-related downtime and equipment damage → Application: High-current industrial feeders and critical power supplies. Feature: Metric mounting and robust line/load terminals → Business Impact: Simplifies retrofits and new installations across international facilities → Application: IEC markets and multi-national projects. Feature: Certifications and compliance (UL Listed, IEC Rated, CSA Certified, CE Marked) → Business Impact: Streamlined regulatory approvals and safer panel operation → Application: Global deployment and cross-site standardization with HACR-rated performance.
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FAQs
Begin by confirming panel availability for LG frame MCCB devices and ensure space for a four-pole breaker. Connect line and load terminals per the documentation, then install the metric mounting hardware. Verify 50/60 Hz compatibility and torque settings to maintain reliable protection and minimize loose connections that can cause nuisance trips.
The LGX4250AAG uses adjustable thermal and magnetic trip units, enabling precise protection coordination. It has an amperage rating of 250 A, an 80% rated operation, and interrupt ratings of 200 kAIC at 240/480 VAC or 65 kAIC at 600 VAC, suitable for high-current applications while maintaining selectivity.
Yes. The LGX4250AAG is specified for 50 to 60 Hz operation, with a metric mounting footprint and line/load terminals, making it compatible with global industrial panels and automation equipment while meeting HACR-rated performance.
The LGX4250AAG is UL Listed, IEC Rated, and CSA Certified, with CE marking noted in its compliance profile. These certifications support regulatory approvals in multiple regions, simplify procurement for global projects, and indicate robust safety and performance for control panels.
The product is covered under Eaton's policy 25-000 with a one-year warranty from installation or eighteen months from shipment, whichever occurs first. Eaton also provides access to service centers and technical resources via its documentation and product support ecosystem.