Eaton LGS363039GC Molded Case Breaker - Series G, 630A
Part Number: LGS363039GC
Quick Summary
Eaton LGS363039GC molded case breaker provides reliable overcurrent protection for industrial electrical systems. From panel upgrades to spare parts, engineers often contend with tight spaces, wiring complexity, and the need for fast fault isolation. For critical safety and compliance, verify applicable certifications—SIL approvals, CE marking, and IP rating considerations vary by region and installation. The compact Series G design with ARMS with collars and LSIG capability supports dense control panels while delivering robust protection, making it a strong choice for modern electrical distributions. This combination reduces downtime, simplifies maintenance, and strengthens overall project value in medium to large installations.
Product Information
Extended Description
LGS363039GC Eaton: Eaton Series G molded case circuit breaker, LGS BREAKER, 630A, LSIG, ARMS WITH COLLARS
Product Name
Eaton Series G molded case circuit breaker
Catalog Number
LGS363039GC
UPC
786685940076
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 Tap Rules to Molded Case Breaker Terminals
Application of Tap Rules to Molded Case Breaker Terminals
Series G MCCB quick selector
Series G MCCB quick selector
Series G MCCB quick selector
Series G MCCB quick selector
Series G MCCB quick selector
Series G MCCB quick selector
Series G MCCB quick selector
Series G MCCB quick selector
Series G MCCB quick selector
Series G MCCB quick selector
Series G MCCB quick selector
Series G MCCB quick selector
Breaker service centers
Circuit Protection, Molded Case Circuit Breakers, Volume 4, Tab 2
MOEM MCCB product selection guide
MOEM MCCB product selection guide
Compact footprint meets space-constrained panel requirements while maintaining high current capacity. Feature → Business Impact → Application: The LGS363039GC offers a 630A rating in a 1 in by 1 in by 1 in footprint, enabling installation in tight control panels without sacrificing protection. Benefit includes reduced panel size, lower wiring congestion, and faster assembly in machine centers and process lines. Application: control panels in manufacturing lines where space is at a premium and reliability is non-negotiable. Molded case construction provides durable isolation and easier fault troubleshooting. Feature → Business Impact → Application: Molded case design minimizes insulation wear and supports safer maintenance, reducing unplanned downtime and extending service intervals. Application: electrical distribution boards in busy OEM environments where uptime directly impacts output. Series G architecture with ARMS with collars and LSIG compatibility supports secure terminations and coordinated protection. Feature → Business Impact → Application: ARMS with collars simplify lug attachment and improve connection reliability; LSIG compatibility enhances selective coordination for safer trips. Application: panel and machine builders requiring reliable arc-resistant protection and streamlined installation. Plug-in compatibility and standardized dimensions aid rapid retrofits and cross-brand interchangeability. Feature → Business Impact → Application: Standardized 1 in dimensions and compatible accessories reduce engineering time when upgrading or expanding MCCB protection. Application: retrofits in existing control cabinets where downtime costs are substantial. Reliability and lifecycle considerations are supported by Eaton's documentation and application notes. Feature → Business Impact → Application: Access to application notes on tap rules, multi-wire terminals, and motor protection improves installation quality and compliance. Application: engineering teams designing control panels with stringent safety and maintenance requirements. Overall, Series G MCCBs deliver predictable protection with scalable options, helping facilities meet regulatory demands while optimizing total cost of ownership and uptime in industrial environments.
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FAQs
To install, verify panel space and ensure compatibility with ARMS terminals and LSIG options. Mount the MCCB into a standard bus or din rail arrangement as specified by Eaton's installation guide, then secure terminations with ARMS collars for reliable conductivity. Follow local electrical codes and perform insulation and clearance checks before commissioning.
The LGS363039GC is a Series G molded case breaker rated at 630A with a compact 1 in footprint, 1 in height, and 1 in width. It features ARMS with collars and LSIG compatibility, designed for robust protection in industrial distribution. Terminal configurations and exact trip characteristics should be confirmed in the Eaton datasheet for your region.
Yes, Series G MCCBs are designed with coordination considerations in mind. For selective protection, ensure proper device ratings, tripping curves, and interlocking with downstream devices. LSIG compatibility enhances safe operation, and Eaton application notes provide guidance on achieving selective coordination in complex panel architectures.
Certification statuses vary by region; verify with Eaton literature for your locale. Typical considerations include CE marking and IP rating relevance depending on installation site. The manufacturer’s datasheets and application notes should confirm specific certifications for the LGS363039GC model.
Series G MCCBs offer durable molded case construction, arming with collars for secure connections, and LSIG compatibility to support reliable, protected operation. Regular inspection of terminations, torque checks, and adherence to Eaton’s maintenance guidelines help reduce unplanned downtime and extend service intervals in medium to large electrical distributions.