Eaton LGH4250FAG Complete MCCB - 100 kAIC at 240V HACR
Part Number: LGH4250FAG
Quick Summary
The Eaton LGH4250FAG complete molded case circuit breaker provides reliable protection for industrial power distribution. Engineers often face challenges selecting a device that meets high fault-current demands while fitting four-pole control panels. This MCCB is UL Listed, IEC Rated, and CSA Certified with CE compliance, and the LG Series is HACR rated, ensuring safe motor protection in demanding environments. By combining fixed thermal with adjustable magnetic trip, it delivers precise coordination with downstream devices, reducing nuisance trips and downtime. The Series G frame supports metric mounting hardware for quick installation, and its 250 A rating with 100 kAIC at 240V makes it a robust choice for critical applications across control panels, motor control centers, and machine builders.
Product Information
Extended Description
LGH4250FAG Eaton: Series G MCCB: LG Frame, 250A, Four-pole, neutral 0% protected, 100 kAIC at 240V, 70 kAIC at 415V, 65 kAIC at 480V, 35 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
LGH4250FAG
UPC
782116142798
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 CSA Certified UL Listed
Catalog Notes
LG breaker is HACR rated
Type
Complete breaker
Amperage Rating
250 A
Trip Type
T185
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 480 Vac 35 kAIC at 600 Vac 100 kAIC at 240 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
Feature: 250 A amperage rating on an LG frame with four poles. Business Impact: Provides scalable protection for feeders and motor circuits with consistent trip thresholds across a panel. Application: Ideal for main feeders in control panels and motor control centers. Feature: Fixed thermal, adjustable magnetic trip (T185). Business Impact: Delivers precise coordination and selectivity, reducing nuisance trips while maintaining protection under transient faults. Application: Suitable for mixed-load panels and critical motor circuits. Feature: High interrupt ratings across voltages (100 kAIC at 240 VAC; 70 kAIC at 415 VAC; 65 kAIC at 480 VAC; 35 kAIC at 600 VAC). Business Impact: Safeguards equipment during short-circuit events, enabling faster restoration and lower downtime. Application: Industrial facilities with diverse supply voltages and high fault currents. Feature: Compliance and certifications (UL Listed, IEC Rated, CSA Certified, CE Marked). Business Impact: Facilitates global panel fabrication and regulatory acceptance, simplifying procurement and documentation. Application: Global manufacturing environments and multinational projects. Feature: Metric mounting hardware and line/load terminals. Business Impact: Accelerates installation and reduces field hardware errors, improving installation reliability. Application: Control panels, machine builds, and motor control centers requiring standardized mounting.
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FAQs
Ensure a four-pole configuration with metric mounting hardware. Follow the included mounting guidelines, connect line and load terminals per the panel layout, and verify the fixed thermal and adjustable magnetic trip settings (T185) for your load profile. Use the MOEM MCCB product selection guides for coordination and torque specs to prevent over-tightening and flicker trips.
The LGH4250FAG provides 100 kAIC at 240 VAC, 70 kAIC at 415 VAC, 65 kAIC at 480 VAC, and 35 kAIC at 600 VAC, enabling robust protection against short-circuit events across standard industrial voltages.
Yes. With four-pole protection, HACR rating, and Series G compatibility, it is well-suited for motor control centers and control panels in industrial environments. Its 250 A rating supports high-current motor and feeder protection while maintaining coordination with downstream devices.
LGH4250FAG is UL Listed, IEC Rated, CSA Certified, and CE Marked, with HACR rating noted in catalog notes. This combination supports global deployment and regulatory compliance for international projects.
Warranty follows Eaton policy 25-000: one year from installation or eighteen months from shipment, whichever occurs first. Routine maintenance includes periodic trip testing and inspection of line/load connections to ensure reliable performance.