Siemens Model 90 - Breaker MCC Bucket - 50 A, 480 V, 12" Height, 3 P | AmpState

Siemens Model 90 Breaker MCC Bucket — 50 A, 480 V, 12" High, 3-Pole

The Siemens Model 90 Breaker MCC Bucket (50 A, 480 V, 3-Pole) is a purpose-built replacement module engineered for industrial motor control centers. This unit slots directly into Siemens Model 90 MCC systems, delivering seamless compatibility, reliable protection, and straightforward retrofit capability for aging or failed MCC components. If you’re maintaining uptime on heavy-duty motors and cranes, this bucket is designed to keep your control center running without lengthy downtime or custom fabrication.

Key Specifications

• Brand: Siemens
• Model/Configuration: Model 90 Breaker MCC Bucket
• Rating: 50 A, 480 V, 3-Pole
• Height: 12 inches
• Application: Direct replacement for OEM/MCC retrofit in Siemens Model 90 systems

Why it Matters for Your Operation

Designed for robust industrial environments, this MCC bucket offers precise electrical characteristics that align with your existing Siemens equipment. By matching the same current, voltage, and pole configuration, it minimizes rework, preserves bus alignment, and preserves control logic integrity. The 12" height and 3-Pole arrangement ensure you can maintain consistent interrupt ratings and trip coordination within your motor control center, supporting safer and more predictable motor startups and shutdowns.

Ideal Use Scenarios

• Replacing a failed or aging breaker MCC bucket in a Siemens Model 90 MCC system
• Retrofit applications where OEM parts are scarce or on backorder, enabling faster downtime recovery
• Spare parts strategy for facilities with high uptime requirements in manufacturing, mining, or process industries

Compatibility and Installation Considerations

This unit is designed as a direct OEM-compatible replacement for Siemens Model 90 MCC components. Before installation, confirm your system’s bus bar spacing and mounting alignment match the 12" MCC bucket profile, and verify 50 A, 480 V, 3-Pole ratings align with your protection scheme and upstream equipment. Proper torque on mounting hardware and correct wiring discipline will help maintain optimal contact integrity and reliable trip performance.

What Sets AmpState Apart

AmpState supplies high-quality MCC components with global delivery, streamlining procurement for international projects and localized maintenance programs. With the Siemens Model 90 Breaker MCC Bucket, you gain a trusted, readily available replacement part that complements your existing Siemens infrastructure while reducing downtime and installation guesswork. This is the practical, no-nonsense choice for maintaining robust motor control center performance across industrial facilities.