Eaton LGH363039WC Molded Case Circuit Breaker - ARMS
Part Number: LGH363039WC
Quick Summary
The Eaton LGH363039WC Molded Case Circuit Breaker protects electrical circuits in industrial panels, delivering reliable overcurrent protection. This design helps prevent nuisance trips and ensures fast fault clearance in demanding power layouts. While exact approvals vary by market, Series G MCCBs are commonly aligned with CE marking, IP-rated enclosures, and SIL considerations for safety-critical applications. Put simply, LGH363039WC integrates with ARMS without collars in compact form factors to streamline panel installation while preserving selectivity and uptime. Budget-conscious teams value its lightweight 1 lb weight and compact 1x1x1 in footprint for easier replacement and service in retrofits. Together with Eaton's broad catalog of compatible lugs, adapters, and installation guides, it supports fast, compliant panel assembly.
Product Information
Extended Description
LGH363039WC Eaton: Eaton Series G molded case circuit breaker, LGH BREAKER, 630A, LSIG, ARMS WITHOUT COLLARS
Product Name
Eaton Series G molded case circuit breaker
Catalog Number
LGH363039WC
UPC
786685939674
Product Length/Depth
1 in
Product Height
1 in
Product Width
1 in
Product Weight
1 lb
Compliances
Contact Manufacturer
Type
Series G
Special features
Molded case circuit breaker
Application of Multi-Wire Terminals for Molded Case Circuit Breakers
Application of Multi-Wire Terminals for Molded Case Circuit Breakers
Multi-wire lugs product aid
Multi-wire lugs product aid
Multi-wire lugs product aid
Multi-wire lugs product aid
Multi-wire lugs product aid
Multi-wire lugs product aid
Multi-wire lugs product aid
Multi-wire lugs product aid
Multi-wire lugs product aid
Multi-wire lugs product aid
Multi-wire lugs product aid
Multi-wire lugs 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
630A rating and molded case construction provide robust protection for large-diameter feeders, delivering consistent protection in high-current environments and reducing downstream fault impact. Business impact: improved uptime and reduced downtime costs in distribution panels and motor control centers. Application: ideal for industrial feeders and machinery power circuits where reliability is critical. ARMS without collars simplifies wiring and reduces accessory complexity, enabling quicker field terminations and minimizing installation time in crowded panels. Business impact: lower labor costs and fewer wiring errors during commissioning. Application: multi-wire terminal configurations and compatible lugs support flexible wiring schemes for control panels. ARMS without collars also enhances rework efficiency during panel upgrades. Business impact: faster retrofits with minimal panel downtime. Application: Series G accessories, such as high-performance operating handles and Quick Selector options, enable precise coordination and easier maintenance. ARMS compatibility, multi-wire lugs, and plug-in adapters contribute to scalable panel architectures and cost-effective expansion over the product life cycle. Application: control panels in automation and process industries benefit from modular, standards-aligned MCCBs. The overall design supports regulatory alignment, predictable tripping behavior, and straightforward field installation, reducing total cost of ownership while preserving panel performance.
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FAQs
LGH363039WC is designed for Series G molded case circuit breaker installations with ARMS without collars. Start by verifying panel compatibility, then attach the breaker to the bus and secure wiring using multi-wire terminals or compatible lug accessories. Use the catalog number LGH363039WC for reference and consult Eaton installation guides for torque specs, wiring schemes, and accessory compatibility to ensure proper selective coordination.
LGH363039WC is a 630 A molded case circuit breaker from Eaton's Series G. It occupies a compact 1 in depth, height, and width footprint and weighs 1 lb. The UPC for ordering and traceability is 786685939674. These specifications support space-constrained panel installations and straightforward field replacements in distribution panels and motor control centers.
Yes. With a 630 A rating and Series G architecture, LGH363039WC is well-suited for protecting large feeders in motor control centers and distribution panels. Its ARMS without collars simplifies wiring and reduces accessory complexity, while its compact dimensions help streamline panel layouts. Ensure proper selective coordination with neighboring protective devices to optimize uptime and safety.
Compliance specifics for LGH363039WC depend on regional approvals and market requirements. The datasheet notes contact with the manufacturer for compliances. In practice, series G MCCBs commonly align with industry standards and regional certifications such as CE marking for global markets and enclosure IP considerations, with SIL and other safety-related considerations addressed in system design and OEM integration. Always verify local regulatory requirements before installation.
LGH363039WC supports a range of Series G accessories, including multi-wire lugs, lug product aids, plug-in adapters, and high-performance operating handles. Eaton provides application notes and brochures on multi-wire terminals and installation compatibility to simplify wiring, improve selective coordination, and enable scalable control-panel assemblies. For retrofits, reference the Quick Selector and MCCB accessory literature to match the right accessories with your panel design.