Eaton / Cutler-Hammer LGH3350FAG Molded Case Circuit Breaker
- 350A
- 3 Pole
- Unit Mount
Quantity
Eaton / Cutler-Hammer LGH3350FAG - 350A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Built for demanding commercial environments, the Eaton LGH3350FAG is a 3-pole, 350A molded case circuit breaker. It mounts into Eaton Series G panelboards, switchboards, and motor control centers to safeguard critical circuits. This LG-frame breaker utilizes a fixed thermal and adjustable magnetic trip unit, offering customizable short-circuit response. Rated at 65 kAIC at 480V, it delivers high interrupting capacity and includes line and load lugs for streamlined wiring.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Series | LGH |
| Amperage | 350A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480VAC, 35kA @ 600VAC, 42kA @ 250VDC |
| Frame Type | LG |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Series G Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | (2) 2 AWG - 500 kcmil (Cu/Al) |
| Max Wire | 500 kcmil |
| Min Wire | 2 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Adjustable Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch |
|---|---|
| Accessories | Line and Load Lugs Included |
| Standards | CSA C22.2 No. 5, HACR, IEC 60947-2, UL 489 |
| Approval | CE, CSA, IEC, KEMA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated |
Product FAQs
6 answersWhat panels and enclosures accept the LGH3350FAG breaker?
This LG-frame breaker is designed for installation in Eaton Series G panelboards, switchboards, and motor control centers.
How many conductors do the standard lugs on the LGH3350FAG accept?
The factory-installed lugs are designed to accept two conductors per phase. They support wire sizes from 2 AWG to 500 kcmil and are rated for both copper and aluminum wire.
What does the "FA" in the LGH3350FAG catalog number mean?
The "FA" designates the trip unit configuration, indicating it has a fixed thermal element for overload protection and an adjustable magnetic element for short-circuit protection.
What does the "H" in the LGH3350FAG catalog number signify?
The "H" indicates that this is the high-interrupting tier of the LG frame, providing up to 100 kAIC at 240VAC and 65 kAIC at 480VAC.
Does the LGH3350FAG come with mounting hardware and terminals?
Yes, the "G" suffix in the catalog number indicates that the breaker includes standard line and load lugs as well as metric mounting hardware.
How is the short-circuit protection adjusted on the LGH3350FAG?
The magnetic trip element can be adjusted in the field using the dial on the front of the trip unit, allowing you to fine-tune the instantaneous short-circuit response. The thermal overload setting remains fixed at 350 amps.
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