Siemens 3VA51124ED310AA0 Circuit Breaker, 125A, 3-Pole, 480V

The Siemens 3VA51124ED310AA0 circuit breaker is built for demanding industrial environments, delivering reliable protection for three-phase electrical systems. With a 125 A rating and a 3-pole design, it provides solid shutdown and containment for multi-phase distribution at 480 V.

Key advantages that matter in the field

• Three-pole protection—perfect for three-phase circuits common in manufacturing, processing, and heavy equipment applications.
• 125 A current rating—balances robust protection with practical electrical load handling for industrial feeders and distribution panels.
• 480 V operating capability—aligns with standard industrial power distribution and motor control environments.
• Industrial-grade reliability—designed specifically for service, maintenance, and replacement work in demanding facilities.
• Part-number-driven compatibility—verify fit using 3VA51124ED310AA0 against your panel, busbar, and application requirements.

Use cases and practical applications

Ideal for updating, repairing, or stocking spare components in industrial settings. Use this unit in panel boards and service entrances where three-phase protection is required, or as a replacement part in maintenance programs to keep critical equipment safeguarded and compliant with electrical standards.

Why choose this Siemens breaker over alternatives

• Proven Siemens robustness for industrial service environments, helping reduce nuisance trips and downtime.
• Clear part-number authentication to ensure you’re selecting the exact device that matches your existing gear and wiring configuration.
• Direct alignment with typical 480 V, three-phase distribution architectures, enabling straightforward integration into established systems.

If you’re unsure about compatibility, our team can assist in confirming fit by part number and application requirements. Message us for guidance on ensuring this 3VA51124ED310AA0 circuit breaker is the right match for your specific panel and project needs.