Eaton - Cutler Hammer - Westinghouse - 5 Star Series - Breaker MCC Bucket - 400 A, 240 V, 42" Height, 3 P | AmpState

Engineered for industrial motor control centers, the Eaton - Cutler Hammer - Westinghouse 5 Star Series Breaker MCC Bucket delivers a rugged 400 A, 240 V, 3-Pole configuration. This 42-inch bucket is designed to align with Eaton Cutler Hammer Westinghouse 5 Star Series MCC lineups and serves as a direct replacement or retrofit for existing installations, minimizing downtime and preserving panel integrity.

Key specifications

• Brand: Eaton - Cutler Hammer - Westinghouse
• Series: 5 Star Series
• Configuration: Breaker MCC Bucket
• Rating: 400 A, 240 V, 3-Pole
• Bucket Height: 42"

Why this MCC bucket stands out

• Direct-fit retrofit: Designed to drop into existing 5 Star Series motor control centers without extensive modifications, helping you reduce downtime and preserve panel alignment.
• Robust, mission-critical design: Built to withstand demanding industrial environments where large motor loads and frequent switching are routine.
• Reliable three-phase protection: The 3-Pole configuration supports balanced three-phase motor control with consistent protection and performance.
• Standardized footprint: Engineered to align with the mounting patterns, bus assemblies, and interconnections used across the 5 Star Series MCC family, ensuring a clean, secure installation.

Ideal applications and use cases

This 400 A, 240 V, 3-Pole MCC bucket is tailored for heavy-duty motor control needs in industrial settings. It’s well-suited for:

• Manufacturing lines with high-torque conveyors and large pumps
• HVAC and cooling systems with substantial motor loads
• Industrial compressors, fans, and material-handling equipment
• Water treatment, mining, and chemical processing facilities where reliable motor protection is critical

If you’re upgrading aging MCCs or performing retrofits, this bucket provides a compatible, plug-and-play upgrade path that preserves the integrity of your existing 5 Star Series infrastructure.

Installation, compatibility, and retrofit benefits

Key points to consider for a smooth upgrade or replacement:

• Compatibility: Matches the 5 Star Series MCC lineups, enabling direct replacement within compatible panels.
• Downtime reduction: Streamlines retrofit projects by eliminating the need for custom fabrication or non-standard components.
• Electrical performance: Maintains proper three-phase distribution and protection for high‑demand motor drives.
• Practical fit: 42-inch bucket height aligns with common MCC configurations, supporting orderly bank layouts and serviceability.

AmpState Advantage

AmpState backs this MCC bucket with global delivery and technical support, helping you source the right equipment quickly and confirm compatibility for your specific motor control center setup. Whether you’re expanding, replacing, or retrofitting, AmpState provides the expertise to guide your purchase and ensure a smooth integration.

Care, maintenance, and best practices

To keep your 5 Star Series Breaker MCC Bucket performing at its best, schedule regular inspections of contact surfaces and wiring terminations, check for signs of corrosion or wear, and verify that mounting hardware remains torqued to specification. When performing retrofits, re‑verify bus bar connections and ensure clearances around the bucket to maintain safe, reliable operation in your plant.