Westinghouse | CMDL3800F | Circuit Breaker | 800A | 3-Pole | 600V | 50kA

Meet the Westinghouse CMDL3800F Circuit Breaker—the rugged, three-pole protection device engineered for reliability in demanding industrial panels. With an 800A rating, 600V operating capability, and a 50kA interrupting capacity, this unit is built to guard large, high-current circuits against overloads and short circuits. Designed for maintenance, retrofit, and replacement projects, the CMDL3800F delivers a seamless, like-for-like upgrade that aligns perfectly with existing gear when the part number CMDL3800F is your compatibility reference.

Direct-fit protection for demanding electrical systems

• Direct-fit, three-pole design provides balanced protection across all three phases, simplifying replacement in multi-phase panels.
• 800A continuous rating supports high-load applications without frequent tripping or nuisance clears.
• 600V readiness ensures compatibility with common industrial distribution systems and motor circuits.
• 50kA interrupting capacity offers robust fault current protection for large, transformative protections in heavy-duty environments.

Ideal use cases

• Retrofits and replacements in existing Westinghouse or compatible panels that require CMDL3800F specifications.
• Maintenance projects for industrial facilities, manufacturing lines, and data/communication centers with high-current demands.
• New installs in systems designed for 600V operation where a reliable, high-capacity circuit breaker is essential.

Key specifications at a glance

• Amperage: 800A
• Poles: 3-Pole
• Voltage: 600V
• Interrupting rating: 50kA

Notes for purchase and installation

Notes: Confirm fit and ratings before ordering. The part number is the best reference for compatibility, so verify that CMDL3800F matches your panel labeling, bus arrangement, and termination requirements. When installing, ensure power is isolated, follow all applicable electrical codes, and use proper PPE. This breaker is designed to slot into panels that call for the CMDL3800F specification, delivering a dependable solution for high-current protection.

Why choose this Westinghouse CMDL3800F breaker

Choosing the CMDL3800F means choosing a purpose-built replacement that reduces guesswork in part compatibility and minimizes downtime during retrofits. Its three-pole design and high interrupting capacity are tailored for environments where reliable protection and swift fault interruption matter most, helping protect both equipment and personnel in demanding industrial settings.