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Eaton / Cutler-Hammer LG3500 Molded Case Circuit Breaker

  • 500A
  • 3 Pole
  • Unit Mount
Eaton / Cutler-Hammer LG3500
Molded Case Circuit Breaker
Brand Eaton / Cutler-Hammer
SKU LG3500
Select Item Condition
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  • 500A
  • 3 Pole
  • Unit Mount

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Eaton / Cutler-Hammer LG3500 - 500A 3 Pole Molded Case Circuit Breaker

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$5,150.04 Check Stock

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Description

Tailored for standby diesel generators, the LG3500 is a 3-pole, 500A molded case circuit breaker from Eaton's Series G family. This device features a fixed thermal-magnetic trip unit with a low magnetic pickup to deliver reliable long-time and instantaneous (LI) protection. The reverse-feed capable LG-frame breaker mounts into Eaton Pow-R-Line panelboards, switchboards, and engine generator assemblies. It provides a 14 kAIC rating at 480VAC and is HACR rated for HVAC applications.

Specifications

Key specifications
Brand Eaton / Cutler-Hammer
Series LG
Amperage 500A
Poles 3
Mounting Style Unit Mount
Voltage 240VAC, 480VAC, 600VAC
Phase 3
AIC Rating 18kA @ 240VAC, 14kA @ 480VAC, 10kA @ 600VAC
Fit and installation
Frame Type L
Terminal Type Lugs
For Use With Eaton Pow-R-Line Panelboards, Switchboards, Engine Generators
Wire Gauge (2) 3/0 AWG - 350 kcmil (Al/Cu)
Max Wire 350 kcmil
Min Wire 3/0 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment
Accessories Line and Load Lugs Included (TA602LD)
Standards CSA C22.2 No. 5, IEC 60947-2, UL 489
Approval CE, CSA, IEC, UL
Temp Rating 40C
Construction Features HACR Rated, Current Limiting, Reverse Feed, Generator Protection

Product FAQs

6 answers
Can the LG3500 circuit breaker be reverse fed?

Yes, this L-frame breaker is suitable for reverse feed applications.

Which Eaton panelboards accept the LG3500 breaker?

This breaker is designed for use in Eaton Pow-R-Line panelboards, switchboards, and engine generator applications that accept L-frame breakers.

What lug kit is standard for the LG3500?

The TA602LD lug kit is standard for this breaker, accepting two 3/0 AWG to 350 kcmil copper or aluminum conductors per phase.

Are the trip units on the LG3500 interchangeable?

No, the LG3500 features a fixed thermal and fixed magnetic trip unit that cannot be swapped in the field.

Is the LG3500 a 100% rated circuit breaker?

No, standard LG3500 breakers are 80% rated. Breakers requiring a 100% continuous rating typically feature a different catalog number suffix.

What internal accessories can be field installed on the LG3500?

Standard L-frame internal accessories, including shunt trips, auxiliary switches, and undervoltage releases, can be field installed in the accessory pockets of this breaker.

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