Eaton LGH3400FAG Complete Molded Case Breaker - UL Listed, 100 kAIC at 240 VAC

Part Number: LGH3400FAG
Manufacturer
Eaton
Part number
LGH3400FAG

Quick Summary

Eaton LGH3400FAG molded case breaker is a high‑reliability protection device for industrial power panels. When panel space is tight or selective coordination is required, reliable protection can be hard to achieve without sacrificing convenience. This LG‑frame, Series G MCCB is UL Listed, CSA Certified, and CE Marked, with HACR rating for safer control of motors and loads. With 50/60 Hz compatibility and an 80% rated setting, it supports global applications while simplifying installation, maintenance, and compliance. For OEMs and end users, the result is a compact, standards‑driven solution that reduces downtime and optimizes panel design without compromising protection or performance.

Product Information

Extended Description

LGH3400FAG Eaton: Eaton Series G molded case circuit breaker, LG-frame, LG, Fixed thermal, adjustable magnetic trip, Three-pole, 400 A, 100 kAIC at 240 Vac, 65 kAIC at 480 Vac, 35 kAIC at 600 Vac, Line and load, Metric, 50/60 Hz, 80% rated
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
LGH3400FAG
UPC
782116142767
Product Length/Depth
4.09 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.
Compliances
CE Marked
Certifications
UL Listed IEC Rated CSA Certified
Catalog Notes
LG breaker is HACR rated
Type
Complete breaker
Amperage Rating
400 A
Trip Type
T185
Circuit breaker type
LG
Circuit breaker frame type
Complete breaker
Rating
80% rated
Series
Series G
Terminals
Line and load
Frame
LG
Frequency rating
50 to 60 Hz
Mounting hardware
Metric
Interrupt rating
100 kAIC at 240 Vac 65 kAIC at 480 Vac 35 kAIC at 600 Vac
Number of poles
Three-pole
Feature: LGH3400FAG uses a three‑pole LG frame with a 400 A rating, giving robust protection for high‑current feeders. Business Impact: Enables dependable short‑circuit protection in demanding power distribution, reducing risk of equipment damage and unplanned downtime. Application: Suitable for control panels and motor feeders where space is constrained and 100 kAIC fault current protection is required. Feature: Fixed thermal, adjustable magnetic trip (T185) provides precise overload and short‑circuit coordination. Business Impact: Improves selective coordination and faster fault isolation, lowering energy waste and wear on downstream devices. Application: Energy‑intensive machines and MCCs needing reliable trip curves across 50/60 Hz systems. Feature: Line and load terminals with metric mounting support, plus 50/60 Hz compatibility and an 80% rating. Business Impact: Simplifies installation and panel integration, enabling faster commissioning and consistent electrical performance. Application: Global manufacturing panels and European/multi‑national installations where metric hardware is standard. Feature: Certifications and compliance — UL Listed, CSA Certified, and CE Marked; HACR rated. Business Impact: Ensures regulatory acceptance and export readiness, reducing risk in cross‑border projects. Application: OEMs targeting global markets and facilities requiring proven safety certifications. Feature: Series G, LG frame, 400 A, 100 kAIC at 240 VAC with documented warranty. Business Impact: Delivers scalable protection for feeders and MCCs, backed by Eaton support and warranty for sustained reliability. Application: Industrial power protection in machine rooms, control panels, and distribution diagrams.

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FAQs

LGH3400FAG uses metric mounting hardware with line and load terminals for a three‑pole LG frame design. It fits standard Series G panel layouts and supports compact installations in control panels and MCCs, simplifying wiring and reducing panel depth without compromising current protection.
The unit provides 100 kAIC interrupt rating at 240 VAC, 65 kAIC at 480 VAC, and 35 kAIC at 600 VAC. It employs a fixed thermal, adjustable magnetic trip (T185) suitable for precise overload and short‑circuit protection across 50/60 Hz systems.
Yes. With HACR rating, three‑pole protection, and 400 A capacity, LGH3400FAG is well suited for motor protection in control panels and motor control centers, providing selective coordination and reliable motor shutdown during fault events.
LGH3400FAG is UL Listed, CSA Certified, and CE Marked, with HACR rating. These certifications ensure global regulatory compliance, safer operation, and easier acceptance in international projects or export‑driven builds.
Eaton’s warranty policy 25-000 covers one year from installation or 18 months from shipment, whichever occurs first. Routine maintenance includes periodic inspection of trip settings and thermal performance, ensuring consistent protection and minimizing unplanned downtime.