Siemens 3VA5125-5EC31-0AA0 Circuit Breaker, 25A, 3-Pole, 600V

The Siemens 3VA5125-5EC31-0AA0 Circuit Breaker brings dependable, three‑phase protection to demanding industrial environments. Designed for service, maintenance, and replacement projects, this 3‑pole unit delivers reliable interruption of fault currents while safeguarding critical equipment on systems up to 600 V. With a 25 A rating, it provides precise protection for each phase without sacrificing performance.

• Amperage: 25 A
• Poles: 3
• Voltage: 600 V
• Part Number: 3VA5125-5EC31-0AA0
• Manufacturer: Siemens

Why choose this model for your installation? Its 3‑pole configuration is ideal for balanced protection of 3‑phase circuits found in motors, conveyors, pumps, and control panels. The Siemens build is engineered for industrial duty, delivering consistent performance in panel boards, machine rooms, and distribution feeds where space and reliability matter.

Ideal use cases

• New installations in industrial control panels requiring robust 3‑phase protection up to 600 V
• Replacement of worn or obsolete breakers in existing Siemens‑based installations
• Maintenance projects that demand a compatible, high‑integrity three‑pole 25 A protection device

Compatibility and installation considerations

Notes: Verify fit by part number and application requirements to ensure seamless integration with your equipment and panel design. If you need help matching a part number or confirming compatibility, message us and we’ll help you verify the best fit for your system.

Practical guidance for installation and ongoing reliability: ensure the device is appropriate for the circuit’s voltage and current profile, connect per standard three‑phase wiring practices, and refer to your panel’s installation guidelines for termination torque and enclosure clearance. This breaker is designed to slot into industrial electrical service scenarios where reliable, field‑proven protection matters most.