Siemens 3VA5225-7EF31-0AA0 250A 3P 480V Circuit Breaker | AmpState

The Siemens 3VA5225-7EF31-0AA0 is a solid choice for dependable protection in panelboards, load centers, and electrical distribution systems. This 3-pole, 250 A circuit breaker is engineered to handle demanding industrial and commercial applications at a 480 V AC rating, delivering clear, predictable protection for feeders and distribution circuits.

• Manufacturer: Siemens
• Part Number: 3VA5225-7EF31-0AA0
• Product Type: Circuit Breaker
• Amperage: 250 A
• Poles: 3
• Voltage: 480 V
• Availability: AmpState

Why this breaker stands out

• Part-number consistency for retrofit work: The exact 3VA5225-7EF31-0AA0 designation helps maintain stock accuracy and service records when updating existing installations.
• Reliable three-phase protection: Designed for 3P distribution in panelboards and load centers, ensuring balanced protection across all three phases.
• Strategic fit for maintenance planning: A stable component choice simplifies inventory management and reduces downtime during replacements.
• Industrial-grade 480V operation: Suited for commercial and light industrial electrical distribution where higher voltage feeders are common.

Ideal use cases

• Retrofit projects where you need to preserve a consistent part number for service contracts or documentation.
• Spare-part stock for facilities with Siemens-based panelboards and distribution gear.
• Upgrading or maintaining electrical distribution in manufacturing, data centers, or large commercial buildings that run on 480V systems.
• New installations that require a rugged, three-pole 250A breaker to protect feeders and main distribution paths.

Fit, compatibility, and practical considerations

If you’re unsure about fit or compatibility with your panelboard or load center, AmpState offers assistance to confirm the correct part. Message us to verify fit for your specific Siemens equipment and installation scenario.

Handling, installation, and maintenance tips

• Store in a dry, temperature-controlled environment to preserve internal mechanisms and trip characteristics.
• Follow Siemens installation guidelines and your facility’s lockout/tagout procedures during replacement.
• Use proper torque on mounting terminals and ensure all conductors are within rated amperage and insulation specifications.
• Keep spare units on hand for planned maintenance to minimize downtime in critical distribution paths.

Available now from AmpState, the Siemens 3VA5225-7EF31-0AA0 is positioned to support reliable circuit protection with a focus on retrofit reliability, maintainability, and consistent part-numbering across your electrical infrastructure. If you need help confirming compatibility or pinpointing the exact fit for your panel or distribution setup, contact us and we’ll help you verify the best match.