Siemens - Marq 21 - Breaker MCC Bucket - 150 A, 600 V, 6" Height, 3 P | AmpState

Engineered for demanding industrial motor control, the Siemens Marq 21 Breaker MCC Bucket delivers a precise 150 A, 600 V, 3-Pole configuration in a compact 6-inch tall footprint. Designed for seamless integration with Siemens Marq 21 MCC lineups, this bucket is ideal for OEM replacements and retrofit projects, ensuring reliable performance with minimal downtime.

Key specifications

• Brand: Siemens
• Series: Marq 21
• Configuration: Breaker MCC Bucket
• Rating: 150 A, 600 V
• Poles: 3-Pole
• Bucket Height: 6"

Why this Marq 21 Breaker MCC Bucket stands out

• Direct OEM compatibility: Specifically designed to fit within Siemens Marq 21 MCC assemblies, reducing guesswork and the need for modification during replacements.
• Retrofit-ready: A practical choice for upgrades and service upgrades in existing Marq 21 installations, helping you maintain uptime and consistent performance.
• Three-phase reliability: The 3-Pole configuration supports standard three-phase motor control applications, aligning with common industrial loads.
• Compact footprint: The 6" bucket height enables easier installation in tighter MCC enclosures without sacrificing performance.
• Global availability: AmpState backs Siemens MCC components worldwide, facilitating quick sourcing and dependable supply for projects and maintenance.

Ideal use scenarios

• OEM replacements in new or refurbished Siemens Marq 21 motor control centers, ensuring exact fit and electrical compatibility.
• Retrofit projects where upgrading to a 150 A, 600 V, 3-Pole solution is needed to support increased motor loads.
• Maintenance strategies that prioritize standardized components across fleets to simplify stocking and future service.

Practical tips for installation and use

• Verify exact Marq 21 model and enclosure compatibility before installation to ensure proper seating and electrical connections.
• Consult your maintenance manual for approved torque specs and connection procedures to maintain electrical integrity and safety.
• Consider keeping a spare Marq 21 Breaker MCC Bucket on hand for planned maintenance and to minimize downtime during swaps.
• When planning upgrades, align the 150 A, 600 V rating with your motor loads and protection coordination to optimize performance and protection coordination.