Eaton Cutler-Hammer KG3400W 400A 3-Pole Generator Molded Case Circuit Breaker – Bolt-On – 600VAC – Thermal-Magnetic Interchangeable Trip

The Eaton KG3400W is a K-frame molded case generator circuit breaker engineered for generator protection and industrial power distribution systems. It incorporates a thermal-magnetic interchangeable trip unit with a 1000–2000 Amp magnetic trip range, delivering dependable overload and short-circuit protection for demanding generator applications.

Rated at 400 Amperes at 40°C with 3 poles, this breaker supports 600VAC systems at 50/60 Hz. The “W” configuration indicates the unit is supplied without standard terminals, allowing installers to configure the breaker with custom lug kits or connection accessories based on the installation requirements.

Key Features

• K-Frame Generator Molded Case Circuit Breaker
• Thermal-Magnetic Interchangeable Trip Unit
• Magnetic trip range: 1000–2000 Amp
• Bolt-On Connection for secure mounting
• Without Terminals (W Configuration) for flexible lug or terminal installation
• Designed for generator and industrial protection systems

Specifications

• Manufacturer: Eaton / Cutler-Hammer
• Model: KG3400W
• Frame Type: K
• Rated Current: 400 Ampere
• Poles: 3
• Maximum Voltage: 600 VAC
• Frequency: 50/60 Hz
• Trip Unit Type: Thermal-Magnetic Interchangeable
• Magnetic Trip Range: 1000–2000 Amp
• Interrupting Capacity:
• • 18 kA @ 240 VAC
  • 14 kA @ 480 VAC
  • 10 kA @ 600 VAC
• Connection: Bolt-On
• Standard Lug Type: Without Terminals
• Warranty: One Year

Applications

• Generator protection systems
• Industrial switchgear assemblies
• Custom power distribution panels
• Backup and emergency power installations

Notes

The product image represents a base model for identification purposes only. If accessories or terminal kits are ordered with the breaker, they can be installed at no additional cost. Provide configuration details in the order comment box during checkout to ensure proper assembly.

Returns are easy

You may return items within 10 days of delivery for a refund.

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