Eaton LGH4630AAG Complete MCCB - UL Listed
Part Number: LGH4630AAG
Quick Summary
The Eaton LGH4630AAG complete molded case circuit breaker protects electrical distribution panels in industrial and heavy commercial applications. Engineers often struggle with balancing protection reliability and selective coordination while keeping maintenance costs under control. This LG-frame device is UL Listed and HACR rated, featuring adjustable thermal and magnetic trips to tailor protection for motor and load profiles. With a four-pole design, line/load terminals, and metric mounting hardware, it delivers robust, compliant protection in demanding environments, while maintaining installation efficiency and serviceability for panel builders and maintenance teams.
Product Information
Extended Description
LGH4630AAG Eaton: Eaton Series G molded case circuit breaker, LG-frame, LG, Adj. thermal, adj. magnetic trip, Four-pole, 630A, 600 Vac, 100 kAIC at 240 Vac, 70 kAIC at 415 Vac, 65 kAIC at 480 Vac, 35 kAIC at 600 Vac, Line/load, Metric
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
LGH4630AAG
UPC
782116120673
Product Length/Depth
7.22 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.
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
630 A
Voltage rating
600 Vac
Trip Type
Adjustable thermal, adjustable magnetic
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
35 kAIC at 600 Vac 100 kAIC at 240 Vac 65 kAIC at 480 Vac 70 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
The LGH4630AAG provides 630 A insulation with a 600 Vac rating, delivering strong fault protection for large motor loads and distribution circuits. Feature → Business Impact → Application: High current capacity reduces nuisance trips during startup surges, improving uptime for manufacturing lines and process control panels, especially where motors demand brief peak currents; Application: industrial panels and machine control centers. Feature → Business Impact → Application: LG-frame four-pole configuration ensures balanced protection across all three phases with a neutral path, enhancing coordination in multi-motor drives and complex distribution schemes; Application: three-phase power distribution in manufacturing cells. Feature → Business Impact → Application: Adjustable thermal and magnetic trip units allow precise setting to protect conductors and equipment while avoiding unnecessary trips, lowering maintenance costs and extending equipment life; Application: control panels and HVAC motor circuits. Feature → Business Impact → Application: Interrupt ratings of 35 kAIC at 600 Vac and up to 100 kAIC at 240 Vac provide robust short-circuit resilience in high-energy systems, reducing arc-flash risk and equipment damage; Application: critical power feeds and large motor feeders. Feature → Business Impact → Application: UL Listed certification and HACR rating streamline compliance and panel approvals, accelerating project timelines and supplier acceptance; Application: new builds and retrofit projects in industrial facilities. Feature → Business Impact → Application: Line and load terminals with metric mounting simplify installation and future upgrades, enabling faster wiring and flexible panel layouts; Application: panel builders and field technicians. Feature → Business Impact → Application: Compact 7.22 in dimensions and 20 lb weight support convenient replacement and service in limited spaces, reducing installation time and labor costs; Application: retrofit and upgrade projects in existing switchgear.
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FAQs
The LGH4630AAG uses a metric mounting hardware set and line/load terminals, designed for straightforward integration into standard control panels. Its four-pole LG frame supports three-phase systems with a common neutral path, simplifying wiring and ensuring secure, repeatable installation in new builds or retrofit projects.
This model supports 630 A continuous amperage and a 600 Vac rating, with adjustable thermal and magnetic trip units. Interrupt ratings include 35 kAIC at 600 Vac and up to 100 kAIC at 240 Vac, with 70 kAIC at 415 Vac and 65 kAIC at 480 Vac, providing strong protection against short circuits in diverse applications.
Yes, it is HACR rated and features adjustable trip settings ideal for motor control loads, enabling precise protection while reducing nuisance trips. A robust mechanism and UL Listing contribute to longer service life, lower maintenance costs, and improved uptime for motor-driven equipment in manufacturing and processing environments.
The LGH4630AAG is UL Listed and HACR rated, confirming safety and suitability for motor and general electrical protection in many industrial circuits. This combination supports faster approvals in projects and aligns with common electrical protection standards used in panel manufacturing and integration.
With controlled dimensions (7.22 in L x 7.22 in W x 7.22 in H), a weight of 20 lb, and metric mounting hardware, it enables quick replacement and straightforward upgrades in space-constrained panels. Line/load terminals simplify wiring, and the four-pole design supports scalable protection for growing three-phase systems.