Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 40 A, 600 V, 15" Height, 3 P | AmpState

The Eaton - Westinghouse 11-300 Breaker MCC Bucket is a purpose-built module designed to slot seamlessly into your 11-300 motor control center. Engineered for reliability in industrial and commercial power distribution, this bucket handles demanding motor control duties with a clear focus on retrofit, OEM replacement, and custom MCC configurations.

• Amp rating: 40 A at 600 V (Three-phase, 60 Hz) — built to manage standard motor loads without overloading the control circuitry.
• Voltage and phase: 600 V, three-phase configuration ensures compatible coordination with existing MCC wiring and protection schemes.
• Physical footprint: 15" vertical frame height provides compact integration within tight floor plans while maintaining room for service access.
• Pole count: 3‑pole bucket, optimized for common motor starter and drive arrangements found in industrial applications.
• Application focus: specifically designed for industrial motor control centers, enabling straightforward retrofit, reliable OEM replacement, and flexible custom MCC layouts.

Why this breaker MCC bucket stands out

• Precise compatibility: Built for the Eaton - Westinghouse 11-300 ecosystem, so you can retrofit or refresh your MCC without disruptive rewiring or redesigns.
• Streamlined retrofit and OEM replacement: The 15" vertical frame and 3‑pole configuration align with established mounting patterns, reducing installation time and field adjustments.
• Smart power distribution: With a 40 A rating at 600 V, it supports common industrial loads—from conveyors and pumps to large fans and machining centers—while maintaining protection margins.

Ideal use scenarios

• Upgrading aging MCCs to maintain current motor protection and control reliability without a full panel redesign.
• OEM replacement for spare or end-of-life buckets to minimize downtime during maintenance cycles.
• Custom MCC configurations for new line installations where space, phase balance, and safe switching are top priorities.
• Industrial environments such as manufacturing floors, processing plants, HVAC systems, and material handling setups requiring robust, standards-aligned control components.

Practical considerations and outcomes

• By using this bucket, you preserve existing protective relays, wiring schemes, and control accessories, helping you preserve overall MCC behavior while upgrading safety and reliability.
• The 600 V three-phase capability supports a wide range of motors and drives, enabling smoother startup characteristics and predictable coordination with upstream disconnects and overcurrent protection.
• Compact 15" height supports efficient shelf space planning and easier service access, reducing maintenance time during routine inspections or fault isolation.

In short, this Eaton - Westinghouse 11-300 Breaker MCC Bucket delivers targeted compatibility, practical retrofit value, and dependable performance for industrial motor control centers. If you’re updating an aging MCC or configuring a new station with proven, field-ready components, this bucket helps you achieve safer, more controllable motor power distribution with less guesswork.