Cutler-Hammer CKD3400T52W Circuit Breaker, 400A, 3-Pole, 600V

Meet the Cutler-Hammer CKD3400T52W Circuit Breaker, a rugged solution engineered for demanding industrial electrical service, maintenance, and replacement projects. This 400 A, 3-pole unit delivers reliable overcurrent protection for three-phase distribution systems operating up to 600 V, making it a dependable choice for industrial panels and feeders where uptime matters.

Part of the Case series, the CKD3400T52W is designed to withstand the rigors of busy industrial environments. To ensure perfect compatibility, verify fit by the part number CKD3400T52W and review your specific application requirements.

Key specifications

• Manufacturer: Cutler-Hammer
• Series: Case
• Product Type: Circuit Breaker
• Amperage: 400 A
• Poles: 3
• Voltage: 600 V
• Part Number: CKD3400T52W
• Applications: Industrial electrical service, maintenance, and replacement projects

Why this breaker stands out

Beyond the basic specs, the CKD3400T52W is tailored for real-world industrial use. Its 3-pole design accommodates typical 3-phase power configurations, while the 400 A rating provides solid protection for substantial loads. As part of the Case series, it offers established compatibility with a broad range of industrial panels and distribution equipment, helping you streamline replacements and upgrades without guessing at fit.

Ideal use cases

• Upgrading or replacing aging protection devices in manufacturing floors and heavy machinery controls
• Installing new 3-phase distribution in industrial facilities that operate at 600 V
• Maintenance projects where a reliable, high-current breaker is required for service panels
• Repairs or retrofits in plant electrical rooms that rely on robust, easy-to-match components

Installation and compatibility tips

• Always confirm compatibility by the exact part number (CKD3400T52W) and match it to your panel or switchgear requirements.
• Review your system’s 3-phase configuration and ensure the 3-pole form factor aligns with your existing distribution scheme.
• Keep a note of the application context (maintenance vs. replacement) to ensure the breaker’s characteristics meet the protection needs.
• If you’re uncertain about fit or compatibility, send us a message and we’ll help verify the part number against your application.

Designed for reliability in industrial environments and straightforward compatibility checks, the Cutler-Hammer CKD3400T52W is a practical choice for professionals who need trustworthy, high-capacity circuit protection. Ready to confirm compatibility with your project? Reach out with the part number CKD3400T52W and your application details, and we’ll assist you in validating the fit.