Eaton LG3450WS01 Complete MCCB - UL Listed 450A 600V

Part Number: LG3450WS01
Manufacturer
Eaton
Part number
LG3450WS01

Quick Summary

Eaton LG3450WS01 complete molded case circuit breaker protects industrial power systems and engine generator applications. Buyers often struggle to balance reliable protection with easy integration, especially where remote trip capability and precise coordination matter. UL Listed, CSA Certified, and IEC Rated certifications help meet global standards and reduce supply-chain risk. With Series C architecture and a three-pole L-frame design rated for 450 A at 600 Vac, it pairs with left-side shunt options and straightforward installation. Its compatibility with engine-generator protection and the absence of terminals simplifies panel design while ensuring dependable fault protection for critical loads. Support from Eaton service centers and a one-year warranty add further business value.

Product Information

Extended Description

LG3450WS01 Eaton: Eaton Series C complete molded case circuit breaker, L-frame, Fixed thermal, fixed magnetic trip, Three-pole, 450A, 600 Vac, Without terminals, Engine generator, 12-24 Vac/dc same side with left pigtail, Reverse feed
Product Name
Eaton Series C complete molded case circuit breaker
Catalog Number
LG3450WS01
UPC
789460985088
Product Length/Depth
5.48 in
Product Height
5.48 in
Product Width
5.48 in
Product Weight
16 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 CSA Certified IEC Rated
Amperage Rating
450 A
Voltage rating
600 Vac
Trip Type
T186
Circuit breaker frame type
Complete breaker
Series
Series C
Shunt trip
12-24 Vac/dc same side with left pigtail shunt
Terminals
Without terminals
Frame
L
Class
Engine generator
Number of poles
Three-pole
Functions
Reverse
Feature: 450 A amperage and 600 Vac rating combined with a fixed thermal and fixed magnetic trip (T186) in a three-pole, L-frame complete breaker. Business Impact: Delivers robust overcurrent protection and precise fault isolation for heavy loads, reducing unplanned downtime and improving coordination with upstream protective devices. Application: Ideal for 3‑phase distribution in manufacturing, data centers, and generator-backup power systems. Feature: Shunt trip capability, 12-24 Vac/dc on the same side with a left-pigtail, enables remote shutdown and coordinated generator start/stop control. Business Impact: Enhances safety and control with minimal wiring changes, lowering response time during faults or abnormal conditions. Application: Engine-generator protection and remote-disconnect schemes in critical facilities. Feature: Without terminals design simplifies enclosure integration and streamlines panel assembly by removing unnecessary terminal clutter. Business Impact: Reduces installation time and labor costs while improving enclosure aesthetics and reliability. Application: Retrofit projects and new panel builds in compact spaces. Feature: Series C G-frame/L-frame configuration with 5.48 in footprint and 16 lb weight supports flexible mounting and serviceability. Business Impact: Eases retrofits and upgrades, minimizes space requirements, and simplifies handling during maintenance. Application: OEM panels and service centers requiring portable protection solutions. Feature: Certifications UL Listed, CSA Certified, IEC Rated ensure global acceptance and regulatory compliance. Business Impact: Lowers validation costs, accelerates cross-border deployments, and aligns with industrial procurement standards. Application: Global manufacturing facilities, data centers, and utility-grade installations. Feature: 12-24 Vac/dc shunt, engine-generator class, and three-pole protection provide tailored operation for generator-based systems. Business Impact: Improves reliability and trip coordination with generator controls, reducing nuisance trips and improving uptime. Application: Backup power systems and industrial plants with generator interfaces. Warranty: Eaton’s one-year limited warranty (from installation) or eighteen months from shipment, per policy 25-000, adds service certainty for maintenance teams.

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FAQs

LG3450WS01 is a Series C complete molded case circuit breaker designed for three‑phase 450 A, 600 Vac systems. Its L-frame and three-pole configuration align with Series C panels, and the unit supports left-side shunt trip options for engine-generator protection. When integrating, ensure proper panel clearance, correct shunt wiring, and adherence to enclosure terminal requirements to achieve reliable protection without disrupting existing layouts.
The LG3450WS01 uses a fixed thermal and fixed magnetic trip (T186) for precise overcurrent protection. It is rated for 450 A and 600 Vac, with a three-pole configuration and an L-frame design. This combination provides dependable fault clearance for high‑current, three‑phase loads, while enabling coordination with upstream protection devices in industrial and generator-integrated applications.
Yes. With a 450 A rating and 600 Vac maximum, the LG3450WS01 is designed for 3‑phase power distribution in industrial environments, including backup generator and engine-generator applications. Its Series C design and three-pole configuration support robust protection and reliable operation in demanding facilities, while meeting recognized standards through UL Listed, CSA Certified, and IEC Rated certifications.
LG3450WS01 carries UL Listed, CSA Certified, and IEC Rated certifications, signaling compliance with North American and international standards. These certifications reduce the need for separate validation during procurement, facilitate cross-border deployment, and support regulatory compliance for industrial facilities, data centers, and OEM integrations that require proven, certifiable protection devices.
The unit ships with a one-year warranty from installation or eighteen months from shipment, per Eaton policy 25-000, providing initial protection against manufacturing defects. For ROI, reliability and reduced downtime from reliable overcurrent protection, quick fault clearance, and straightforward integration with generator controls translate to lower maintenance costs and longer service intervals for critical load protection.