Klockner Moeller Model 90 - Breaker MCC Bucket - 250 A, 480 V, 30" Height, 3 P | AmpState

The Klockner Moeller Model 90 Breaker MCC Bucket is a rugged, purpose-built solution for demanding industrial motor control centers. Engineered to support 250 A at 480 V in a 3-pole configuration, this MCC bucket is designed to slide directly into Klockner Moeller Model 90 MCC systems, delivering reliable protection and streamlined retrofits for legacy or expanding installations. With a substantial 30" height, it fits standard frames while meeting the rigors of heavy-duty motor control environments.

Key specifications and compatibility

• Brand: Klockner Moeller
• Model: Model 90
• Configuration: Breaker MCC Bucket
• Rating: 250 A, 480 V, 3-Pole
• Height: 30 inches
• Fitment: Direct replacement for OEM components and retrofit within Model 90 MCC systems
• Supplier: AmpState (global delivery)

What makes this MCC bucket uniquely capable

This bucket is not a generic insert—it’s tailored for Klockner Moeller Model 90 assemblies, ensuring precise alignment with existing bus configurations, mounting patterns, and terminal routing. The 250 A, 480 V, 3-Pole rating provides robust protection for sizable motors, pumps, and other heavy loads while preserving the modularity and serviceability of your MCC ecosystem. The 30" height optimizes space within standard enclosures, enabling clean integration without modifying surrounding infrastructure.

Ideal use cases

• Industrial facilities upgrading or expanding motor control capabilities where large, reliable protection is essential
• Retrofit projects that require an authentic OEM-compatible MCC bucket to minimize integration risk
• Facilities with 3-phase motors (conveyors, pumps, compressors, fans) operating at 480 V AC
• Maintenance and service environments seeking straightforward replacement to reduce downtime during upgrades

Why this matters for uptime and safety

Direct compatibility with the Model 90 MCC framework means fewer compatibility surprises during installation. A precise fit reduces wiring errors, misalignment, and rework, helping maintenance teams restore operation faster after routine service or larger retrofits. The 3-Pole design paired with a 480 V rating aligns with typical industrial power distribution, delivering reliable interruption capacity when it’s needed most and contributing to safer, more controlled motor starting and protection sequences.

Installation and practical tips

• Confirm the bucket’s configuration and dimensions match your existing Model 90 MCC frame to ensure a seamless slide-in replacement.
• Follow your facility’s electrical safety protocols and OEM wiring diagrams for terminal identification and routing.
• Inspect mounting points and bus connections for cleanliness and proper seating before power-up to prevent arcing and contact resistance.
• Plan for minimal downtime by scheduling replacement during planned maintenance windows and coordinating with the MCC’s control scheme to avoid unnecessary tripping or downtime.

Why choose AmpState

AmpState specializes in high-quality MCC components with global delivery, enabling facilities to source authentic parts for OEM replacements and retrofits. With a focus on reliability, technical accuracy, and ready access to critical motor control equipment, AmpState helps maintenance teams keep operations running smoothly and projects on schedule.