Eaton LGU4630AAG Complete MCCB - UL Listed LG Frame

Part Number: LGU4630AAG
Manufacturer
Eaton
Part number
LGU4630AAG

Quick Summary

The Eaton LGU4630AAG complete molded case circuit breaker protects electrical power systems by interrupting faults in industrial LV networks. Engineers often face downtime and safety risk when selecting protection that balances safety, uptime, and the cost of reconfiguring control panels during upgrades. UL Listed certification and HACR rating support reliable performance in HVAC and general industrial applications, while IEC-market trip characteristics offer flexibility across regions. With LG frame compatibility, adjustable thermal and magnetic trips, and four-pole protection, this model helps streamline panel design, procurement, and maintenance. Its 630 A rating at 600 Vac supports heavy-duty feeders in automated lines, reducing unplanned outages and total cost of ownership.

Product Information

Extended Description

LGU4630AAG Eaton: Eaton Series G molded case circuit breaker, LG-frame, LG, Adj. thermal, adj. magnetic trip, Four-pole, 630A, 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
LGU4630AAG
UPC
786685185019
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.
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
65 kAIC at 600 Vac 150 kAIC at 415 Vac 150 kAIC at 480 Vac 200 kAIC at 240 Vac
Number of poles
Four-pole
LGU4630AAG uses an LG frame complete breaker with four poles, enabling synchronized protection across multi-wire circuits. This configuration reduces wiring complexity and simplifies panel layout, allowing faster builds and easier maintenance in control cabinets and distribution enclosures. Ideal for machine centers and plant-wide power distribution where uptime and reliability matter. Adjustable thermal and magnetic trip units provide precise protection coordination for varying loads and startup surges. The ability to tailor trip settings minimizes nuisance trips, extends equipment life, and supports IEC market practices while maintaining safety margins in HVAC and automation panels. This translates to fewer unplanned outages and lower maintenance costs over the lifecycle of the equipment. High amperage capability of 630 A at 600 Vac with a four-pole design and clear line/load terminals enables robust protection for large feeders and critical loads. It supports compliant coordination studies and safer shutdown sequences in complex automation lines, reducing risk during fault events. Line and load terminals with metric mounting hardware streamline installation and integration into existing enclosures. The UL Listed status and HACR rating provide regulatory confidence for control panels and HVAC equipment across regions, simplifying procurement and cross-site deployments. The four-pole architecture and complete breaker design improve module compatibility and stock-keeping efficiency, helping OEMs and maintenance teams standardize on a single protective solution for diverse applications.

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FAQs

Yes. The LGU4630AAG uses the LG frame with four poles and metric mounting hardware, designed for straightforward installation in common control panels and enclosures. Its line and load terminals simplify wiring, and its four-pole configuration supports coordinated protection across multi-wire circuits, reducing panel complexity and commissioning time.
The LGU4630AAG features adjustable thermal and magnetic trip units, enabling precise protection coordination tailored to load profiles and startup surges. This minimizes nuisance trips, enhances motor and drive life, and supports selective coordination in HVAC, automation panels, and IEC-market applications, improving overall system reliability.
Yes, the LGU4630AAG is UL Listed and HACR rated. UL Listing confirms compliance with safety standards for electrical protection equipment, while HACR rating indicates suitability for heating, air conditioning, and refrigeration applications. For IEC-market projects, confirm trip units align with regional requirements, as some IEC configurations may leverage non-UL listings for certain trip elements.
This MCCB supports 65 kAIC at 600 Vac, 150 kAIC at 415/480 Vac, and 200 kAIC at 240 Vac, enabling robust fault-current interruption across multiple voltages. This broad capability helps prevent fault propagation, protects equipment, and supports safer shutdown sequences in demanding automation and distribution applications.
Official documentation is available from Eaton, including the specification sheet for LGU4630AAG, product selection guides, and application notes on multi-wire terminations and coordination. Access PDFs such as the Eaton Specification Sheet – LGU4630AAG and related MCBC catalogs to inform installation, coordination, and compliance decisions.