Eaton LGX340033B20G Molded Case Breaker - UL Listed CE

Part Number: LGX340033B20G
Manufacturer
Eaton
Part number
LGX340033B20G

Quick Summary

Molded case circuit breaker protects electrical systems in industrial controls and motor circuits. Engineers face nuisance trips, mismatched coordination, and downtime when protection devices aren’t aligned with load profiles. This Eaton LGX340033B20G Series G MCCB delivers precise Digitrip 310 RMS electronic trip, 400 A rating, and high‑level fault alarms to improve reliability under demanding 50/60 Hz environments. It is UL Listed, CSA Certified, and IEC Rated with CE Marked compliance, ensuring global safety and performance. The design supports LG frame assemblies with metric mounting and line/load terminals, enabling compact panel layouts, easier retrofits, and improved lifecycle cost for control panels and motor starters.

Product Information

Extended Description

LGX340033B20G Eaton: Eaton Series G molded case circuit breaker, LG-frame, LG, Digitrip 310 RMS, Electronic LS trip, Three-pole, 400A, 200 kAIC at 240/480 Vac, 65 kAIC at 600 Vac, Line and load, Metric, High load alarm, 50/60 Hz, 80% rated
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
LGX340033B20G
UPC
786685439730
Product Length/Depth
4.09 in
Product Height
5.48 in
Product Width
5.48 in
Product Weight
15.3 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.
Compliances
CE Marked
Certifications
CSA Certified UL Listed IEC Rated
Catalog Notes
LG breaker is HACR rated
Type
Complete breaker
Amperage Rating
400 A
Trip Type
T167
Circuit breaker type
LG
Circuit breaker frame type
Complete breaker
Alarm lockout
High load alarm
Rating
80% rated
Series
Series G
Terminals
Line and load
Frame
LG
Frequency rating
50 to 60 Hz
Mounting hardware
Metric
Interrupt rating
65 kAIC at 600 Vac 200 kAIC at 240/480 Vac
Number of poles
Three-pole
Feature: 400 A amperage rating with high interrupt capability. Business Impact: Enables protection of large motor loads and feeders while maintaining short‑circuit withstand, reducing upgrade costs and improving uptime. Application: Suitable for machine rooms and feeder panels in manufacturing facilities. Feature: Digitrip 310 RMS electronic trip with LS electronic sensing. Business Impact: Delivers precise, time‑graded protection to minimize nuisance trips and equipment wear, extending component life and reducing maintenance. Application: conveyors, pumps, and hydraulic systems in process lines. Feature: LG frame complete breaker with line and load terminals and metric mounting. Business Impact: Simplifies installation, streamlines retrofit projects, and supports standardized panel designs, reducing installation time by hours per job. Application: control panels and motor control centers. Feature: Alarm lockout with high load alarm. Business Impact: Provides early fault indication and actionable diagnostics, enabling preventive maintenance and reduced unplanned downtime. Application: industrial automation and packaging lines. Feature: 65 kAIC at 600 Vac / 200 kAIC at 240/480 Vac interrupt ratings. Business Impact: Enables robust protection for high‑inrush loads and diverse feeder configurations, improving selective coordination and safety margins. Application: power distribution in high‑demand installations. Feature: 80% rated and 50/60 Hz operation. Business Impact: Supports efficient derating practices and compatibility with global utility schedules, lowering energy waste and improving return on investment. Application: international manufacturing facilities and multi‑region plants. Feature: Compliance and warranty assurances (CE, UL, CSA, IEC). Business Impact: Reduces compliance risk and provides documented support terms, accelerating procurement approvals and project timelines. Application: enterprise control systems and OEM panel builds.

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FAQs

LGX340033B20G uses the LG frame with metric mounting hardware and line/load terminals. This three‑pole MCCB is designed for complete breaker installations in standard control panels, offering straightforward alignment with existing backplanes and common panel layouts.
The device provides 65 kAIC at 600 Vac and 200 kAIC at 240/480 Vac, with Digitrip 310 RMS electronic trip (LS). It is a 3‑pole unit rated at 400 A and operates at 50/60 Hz, delivering precise protection for motor and feeder circuits.
Ideal for industrial control panels, motor control centers, and feeder protection in manufacturing environments. Its Series G LG frame, high‑load alarm, and 400 A rating make it suitable for large drive and machine applications where reliable selective protection is required.
This MCCB is UL Listed, CSA Certified, IEC Rated, and CE Marked, ensuring global safety and performance compliance across major international markets.
Warranty follows Eaton policy 25‑000, offering one year from installation or eighteen months from shipment, whichever occurs first. Eaton also provides regional service centers and spare parts to support ongoing maintenance and panel projects.