Eaton LGU4500FAG - LG Series G MCCB, UL Listed

Part Number: LGU4500FAG
Manufacturer
Eaton
Part number
LGU4500FAG

Quick Summary

Eaton LGU4500FAG molded case circuit breaker provides reliable overcurrent protection for motor control centers and distribution panels. In demanding industrial environments, nuisance trips, space constraints, and coordination with upstream protection can disrupt production and complicate maintenance. UL Listed, IEC Rated, CSA Certified and CE Marked provide regulatory assurance across North America and Europe, while the HACR rating supports safe motor and HVAC control. This LG frame, four-pole device delivers 500 A at 600 Vac with high interrupt ratings, enabling reliable protection with compact form factor and straightforward retrofit into existing panels. Its modular design and clear documentation simplify commissioning and future expansion across diverse applications.

Product Information

Extended Description

LGU4500FAG Eaton: Eaton Series G molded case circuit breaker, LG-frame, LG, Fixed thermal, adj. magnetic trip, Four-pole, 500A, 600 Vac, 200 kAIC at 240 Vac, 150 kAIC at 415 Vac, 150 kAIC at 480 Vac, 65 kAIC at 600 Vac, Line/load, Metric
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
LGU4500FAG
UPC
786685185125
Product Length/Depth
7.22 in
Product Height
7.22 in
Product Width
7.22 in
Product Weight
15.7 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
UL Listed IEC Rated CSA Certified
Catalog Notes
LG breaker is HACR rated
Type
Complete breaker
Amperage Rating
500 A
Voltage rating
600 Vac
Trip Type
T185
Circuit breaker type
LG
Circuit breaker frame type
Complete breaker
Protection
0% protected neutral pole
Terminals
Line and load
Frame
LG
Mounting hardware
Metric
Interrupt rating
65 kAIC at 600 Vac 200 kAIC at 240 Vac 150 kAIC at 415 Vac 150 kAIC at 480 Vac
Number of poles
Four-pole
Feature → Business Impact → Application: The LGU4500FAG integrates a fixed thermal element with adjustable magnetic trip, enabling precise overload protection and selective coordination across 3-phase loads. This translates to reduced nuisance trips and improved panel reliability in motor control centers and process lines. Feature → Business Impact → Application: With a 500 A, 600 Vac rating, it supports high-current applications such as conveyors, presses, and pumps while maintaining energy efficiency and safe operation. It enables easier sizing and fewer spares due to standard LG frame footprints. Feature → Business Impact → Application: Interrupt ratings of 65 kAIC at 600 Vac and 200 kAIC at 240 Vac (and 150 kAIC at 415/480 Vac) protect feeders and bus systems from fault currents, reducing equipment damage and downtime in critical power paths. Feature → Business Impact → Application: The four-pole design with line/load terminals and metric mounting hardware ensures true three-phase protection in compact panels, simplifying retrofits and enabling scalable protection as systems grow. Feature → Business Impact → Application: Global compliance with UL Listed, CSA Certified, IEC Rated, CE Marked supports cross-border equipment deployments; HACR rating adds confidence for motor and HVAC protection. Feature → Business Impact → Application: Comprehensive documentation, including MOEM MCCB guides and product catalogs, supports optimized protection schemes and rapid commissioning, cutting installation costs and maintenance time by up to several hours per panel.

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FAQs

LGU4500FAG uses the LG frame and metric mounting hardware, enabling straightforward retrofits in existing LG series panels. It supports line/load terminations and four-pole configuration for true three-phase protection, with clear mounting guidelines in Eaton catalogs to minimize installation time.
It is a 500 A, 600 Vac complete breaker with four poles and a T185 trip type. Interrupt ratings include 65 kAIC at 600 Vac and 200 kAIC at 240 Vac, plus 150 kAIC at 415/480 Vac. Certifications include UL Listed, CSA Certified, IEC Rated and CE Marked, ensuring global compatibility.
Yes. The HACR-rated design and four-pole configuration provide reliable motor protection and control for HVAC systems and industrial drives. The fixed thermal with adjustable magnetic trip enables selective coordination, reducing nuisance trips while protecting motors and associated equipment.
UL Listed, CSA Certified, IEC Rated and CE Marked ensure regulatory compliance in North American and international markets. The HACR rating further aligns with motor and HVAC protection requirements, supporting safe operation, warranty eligibility, and smoother cross-border equipment shipments.
Use metric mounting hardware for quick mounting, verify proper torque on line/load terminals, and set the magnetic trip to match your load profile for selective coordination. Consult Eaton application notes and MCCB catalogs for wire sizing and multi-wire terminal guidance to optimize protection schemes and reduce maintenance time.