Eaton KD3350 - 350 A, 600 V, 3-Pole Circuit Breaker | AmpState

Introducing the Eaton KD3350 — a robust 350A, 600V, 3-pole molded case circuit breaker engineered for dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters.

Engineered for space-efficient installations, the compact molded case design makes the most of panel real estate without compromising protection. The thermal-magnetic trip unit delivers stable, repeatable protection, offering fast response to short circuits while minimizing nuisance trips from normal load fluctuations.

Designed for seamless integration, the KD3350 is compatible with matching OEM load centers and panelboards, making it a reliable choice for residential, commercial, and light industrial applications. Whether upgrading an existing panel or installing new equipment, this breaker provides robust defense for three-phase distribution systems.

• Three-pole configuration for balanced protection across 3-phase systems up to 600 V, ensuring coordinated performance in multi-breaker panels.
• 350 A rating suited to high-current branch circuits typical in commercial equipment and industrial loads.
• 600 V nominal rating appropriate for panel installations and equipment enclosures in mid-range electrical systems.
• Thermal-magnetic trip unit delivers reliable overload protection with rapid short-circuit clearing for enhanced safety and uptime.
• OEM-compatible designed to pair with matching Eaton OEM load centers and panelboards for straightforward, hassle-free installation.
• Versatile applications ideal for residential service panels, commercial distribution, and light industrial control where dependable protection is essential.

Technical specifications

• Manufacturer: Eaton
• Part Number: KD3350
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 350 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection