Eaton LGU3630AAG Molded Case Breaker - UL Listed
Part Number: LGU3630AAG
Quick Summary
LGU3630AAG molded case breaker protects electrical circuits in industrial control panels. Engineers rely on precise trip coordination to avoid nuisance shutdowns during startup and load changes. This LG-frame device is UL Listed and HACR rated, with compatibility for both IEC-style systems and North American panels. The adjustable thermal and magnetic trip units provide tailored protection for motors and feeders, while a three-pole configuration with line-and-load terminals supports reliable circuit control. With a 630 A rating at 600 Vac and robust interrupt ratings, it helps meet common design standards and enhances panel reliability. Designed for metric mounting and compact integration, it reduces installation time and simplifies maintenance in dense control enclosures.
Product Information
Extended Description
LGU3630AAG Eaton: Eaton Series G molded case circuit breaker, LG-frame, LG, Adjustable thermal, adjustable magnetic trip, Three-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 and load, Metric
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
LGU3630AAG
UPC
786685184968
Product Length/Depth
5.48 in
Product Height
5.48 in
Product Width
5.48 in
Product Weight
11.9 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
Terminals
Line and load
Frame
LG
Mounting hardware
Metric
Interrupt rating
150 kAIC at 415 Vac 150 kAIC at 480 Vac 65 kAIC at 600 Vac 200 kAIC at 240 Vac
Number of poles
Three-pole
Application of Tap Rules to Molded Case Breaker Terminals
Application of Tap Rules to Molded Case Breaker Terminals
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
Eaton Specification Sheet - LGU3630AAG
Eaton Specification Sheet - LGU3630AAG
Eaton Specification Sheet - LGU3630AAG
Feature → Business Impact → Application: The LGU3630AAG employs the LG frame to deliver a complete molded case breaker in a compact footprint. This translates to higher panel density, simpler retrofits, and faster wiring in control panels, SMCs, and switchgear in machine automation contexts. Feature → Business Impact → Application: With a 630 A amperage rating and 600 Vac rating, the device protects feeders and motors while supporting safe operation of heavy-load equipment. Its line and load terminals, plus metric mounting hardware, enable straightforward installation and dependable fault-current relief in industrial power distribution and HVAC systems. Feature → Business Impact → Application: Adjustable thermal and adjustable magnetic trip units provide tailored protection and improved coordination with downstream devices, reducing nuisance trips during motor starting and load changes. This results in measurable uptime gains in production lines and robotics, and easier compliance with equipment protection standards. Feature → Business Impact → Application: The three-pole design with UL Listed certification and HACR rating ensures safety and compliance across North American panels and IEC-adapted environments. The robust interrupt ratings—200 kAIC at 240 Vac, 150 kAIC at 415/480 Vac, and 65 kAIC at 600 Vac—offer reliable short-circuit protection for critical loads. Feature → Business Impact → Application: Industry-grade dimensions and mounting options support quick replacements and scalable protection in dense control cabinets, reducing maintenance downtime and lowering total cost of ownership in growing automation facilities.
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FAQs
For installation, plan for the LGU3630AAG’s LG frame with three-pole configuration and line/load terminals. Use the metric mounting hardware provided to secure the unit in standard control panels. The device’s dimensions (approximately 5.48 in per side) support compact enclosures, while wiring should follow manufacturer torque specs and safe-clearance practices to ensure reliable protection and easy future replacement.
LGU3630AAG is rated at 630 A and 600 Vac, with adjustable thermal and adjustable magnetic trip. It features three poles (three-pole) and line/load terminals. Interrupt ratings include up to 200 kAIC at 240 Vac and 150 kAIC at higher voltages (415/480 Vac), with 65 kAIC at 600 Vac, providing robust short-circuit protection for demanding loads.
The LGU3630AAG is UL Listed and HACR rated, making it suitable for a wide range of North American panel applications and motor-protected circuits. While designed for broad industrial use, its IEC-compatible features and ratings support reliable performance in mixed environments, ensuring compliance with typical safety standards for control panels and equipment protection.
Expect improved reliability from adjustable thermal and magnetic trip units that optimize protection for motor loads and feeders, reducing nuisance trips. The device’s high interrupt ratings and rugged LG frame design minimize fault-related downtime, while line/load terminals and metric mounting streamline installation and field upgrades, delivering measurable uptime gains in manufacturing and automation environments.
Compared with other Series G breakers, the LGU3630AAG combines a complete LG-frame design with a 630 A rating at 600 Vac, adjustable trip units, and 3-pole configuration for coordinated protection. Its metric mounting hardware and line/load terminals simplify installation, making retrofits and panel upgrades faster while maintaining high short-circuit protection for critical loads.