Eaton LGU3250AAW Complete MCB - 250A UL Listed
Part Number: LGU3250AAW
Quick Summary
The Eaton LGU3250AAW molded case circuit breaker provides reliable overcurrent protection for medium‑voltage control panels and motor circuits. When field settings drift or loads vary, mis-trips and downtime can erode productivity; this unit’s adjustable thermal and magnetic trip supports precise protection without sacrificing uptime. UL Listed and HACR rated, it aligns with global electrical codes and motor protection requirements. With a 250 A rating, a compact LG frame, and a three‑pole design, it offers robust protection in a space‑efficient footprint. Designed for panel builders and maintenance teams, it integrates with Series G accessories for easy installation and reliable coordination.
Product Information
Extended Description
LGU3250AAW Eaton: Series G MCCB: LG Frame, 250A, Three-pole, 200 kAIC at 240V, 150 kAIC at 415V, 150 kAIC at 480V, 65 kAIC at 600V, Without terminals, Adj. thermal/magnetic
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
LGU3250AAW
UPC
786685241135
Product Length/Depth
4.09 in
Product Height
5.48 in
Product Width
5.48 in
Product Weight
16 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
UL Listed
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
Without terminals
Frame
LG
Frequency rating
50 to 60 Hz
Interrupt rating
65 kAIC at 600 Vac 150 kAIC at 480 Vac 200 kAIC at 240 Vac
Number of poles
Three-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: Adjustable thermal and magnetic trip units. Business Impact: Enables precise protection tailored to load profiles, reducing nuisance trips and extending equipment life. Application: Ideal for motor-driven lines and mixed-load panels where loading fluctuates. Feature: 250 A, three-pole LG frame with high interrupt ratings. Business Impact: Delivers robust short-circuit protection for demanding industrial circuits, supporting safer startups and improved uptime. Application: Motor control centers, conveyors, and machine power distribution. Feature: Without terminals. Business Impact: Allows flexible wiring strategies and compatibility with custom panel layouts, simplifying retrofits. Application: Retrofit projects and OEM panel builds requiring tailor-made terminations. Feature: UL Listed and HACR rated. Business Impact: Ensures compliance with major safety standards and reliable motor protection across global facilities. Application: Control panels and equipment subject to standard codes. Feature: Compact footprint with 4.09 in depth and 5.48 in width/height, weight 16 lb. Business Impact: Saves panel space and enables easier installation in tight enclosures. Application: New builds and retrofits where space is at a premium. Feature: Series G compatibility and accessory readiness. Business Impact: Streamlines selective coordination and reduces engineering time. Application: Panel design workflows requiring coordinated protection across Series G components.
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FAQs
Install LGU3250AAW as a complete molded case circuit breaker within a Series G panel using appropriate mounting provisions for the LG frame. Ensure the device is oriented per panel design guidelines and torque all mounting hardware to spec. Since terminals are not included, plan for compatible field wiring or lugs. Verify the trip unit setting to match the load profile and coordinate with any accessories to maintain selective protection.
LGU3250AAW is a three-pole, 250 A molded case circuit breaker with adjustable thermal and magnetic trip. It operates at 50–60 Hz and provides interrupt ratings of 200 kAIC at 240 V, 150 kAIC at 480 V, and 65 kAIC at 600 V. It is UL Listed and HACR rated, designed for motor and control panel protection with compatible Series G accessories.
LGU3250AAW aligns with motor protection needs and supports IEC-like applications through its adjustable trip units, but it is UL Listed and HACR rated, which broadens compatibility with North American standards. For IEC-specific installations, verify trip unit configurations and coordination with other Series G components to maintain compliance and selective protection in your panel.
LGU3250AAW carries UL Listed certification and HACR rating, confirming suitability for motor protection and standard control panels. Its 50–60 Hz operation supports global electrical systems, and the three-pole 250 A design meets common industrial protection requirements. Always cross-check local codes for additional regional certifications or approvals relevant to your project.
Eaton’s warranty for this product follows the standard policy 25-000, offering one year from installation or eighteen months from shipment, whichever occurs first. For service support, rely on Eaton’s breaker service centers and authorized distributors. Maintain documentation and use Eaton’s application notes and datasheets to optimize maintenance planning and minimize downtime.