Siemens Model 90 - Breaker MCC Bucket - 75 A, 480 V, 6" Height, 3 P | AmpState

Designed for demanding industrial motor control environments, the Siemens Model 90 Breaker MCC Bucket delivers 75 A at 480 V in a compact 6-inch, 3-pole configuration. This unit is a direct replacement for OEM and retrofit applications within Siemens Model 90 MCC systems, ensuring seamless compatibility and minimizing downtime during maintenance or upgrades.

Whether you're rebuilding an aging motor control center or stocking spare parts for critical uptime, this MCC bucket aligns with the Siemens Model 90 architecture to preserve original trip characteristics, wiring schemes, and enclosure fit. It’s engineered to slot into existing Model 90 frames without custom adapters, making replacements faster and more reliable.

Key specifications

• Brand: Siemens
• Model: Siemens Model 90
• Configuration: Breaker MCC Bucket
• Rating: 75 A, 480 V, 3-Pole
• Height: 6 inches
• Compatibility: Direct replacement for OEM and retrofit in Siemens Model 90 MCC systems
• Availability: AmpState global delivery

In practical terms, the 75 A, 480 V, 3-Pole configuration supports essential motor control center protection for industrial motors running at standard voltages. The Breaker MCC Bucket is designed to plug into the exact interface of Model 90 systems, preserving busbar connections and mounting alignment, reducing the risk of misfit or miswiring during replacement.

Use cases and benefits

• Routine maintenance and replacements: Restore original performance with a field-proven, model-matched MCC bucket that fits straight into your existing Siemens Model 90 framework.
• Retrofit projects: Upgrade or refurbish legacy motor control centers without changing other components, preserving established wiring diagrams and protection schemes.
• Emergency downtime reduction: Keep spare parts on hand that are guaranteed to drop into place, helping you minimize production interruptions.
• New builds and upgrades: Ensure consistency with Siemens Model 90 configurations for scalable, reliable motor control infrastructure.

Installation considerations — Verify the 75 A, 480 V, 3-Pole rating and 6" enclosure height to ensure a precise fit within your Siemens Model 90 MCC, and follow your facility’s safety and lockout/tagout procedures. This MCC bucket is designed to align with the original Siemens interface, so align bus connections and mounting points carefully to preserve protective trip characteristics and operability.

AmpState advantage — AmpState supplies genuine MCC components with global delivery, backed by technical support to confirm compatibility and assist with scheduling. If you’re maintaining uptime in critical facilities, this Siemens Model 90 Breaker MCC Bucket provides a dependable, OEM-aligned solution that reduces replacement risk and simplifies procurement.