Siemens 3VA5170-4EC31-0AA0 Circuit Breaker, 70A, 3-Pole, 600V

When industrial power reliability matters, the Siemens 3VA5170-4EC31-0AA0 Circuit Breaker delivers precise, three‑phase protection for demanding environments. Designed for industrial service, maintenance, and replacement projects, this 70 A, 3‑pole unit is built to interrupt all three phases cleanly at up to 600 V, helping safeguard motors, feeders, and distribution panels from fault conditions.

Key specifications at a glance

• Amperage: 70 A
• Poles: 3
• Voltage: 600 V
• Part number: 3VA5170-4EC31-0AA0
• Application: Industrial service, maintenance, and replacement projects

Why this breaker stands out

• Three‑phase protection: Interrupts all three lines simultaneously to prevent phase imbalances and transformer or motor damage.
• Exact part‑number compatibility: The 3VA5170-4EC31-0AA0 designation ensures that you’re selecting a genuine fit for Siemens panels and compatible systems, reducing installation guesswork.
• 600 V rating for industrial power: Suitable for many factory floors, warehouses, and automation setups that rely on robust, reliable circuit protection.
• Simplified replacement workflow: Engineered for straightforward substitution in existing Siemens installations, helping minimize downtime during service or upgrades.

Ideal use cases

• Motor drives and conveyors in manufacturing lines that require reliable three‑phase protection.
• Service and maintenance upgrades in industrial panels where a Siemens replacement breaker is needed.
• Feeder protection for critical equipment such as pumps, fans, and HVAC systems in large facilities.

Compatibility and installation guidance

To ensure proper fit, verify the exact part number 3VA5170-4EC31-0AA0 against your panel documentation and the application requirements. This helps confirm compatibility with your Siemens panel and the intended electrical environment. If you’re unsure about matching a part number to your setup, our team can assist—just send a message and we’ll help confirm compatibility and suitability for your project.

What you gain with Siemens quality

• Consistent performance in industrial settings with reliable interruption of fault currents.
• Long-term availability and support within Siemens’ ecosystem, easing future replacements and inventory planning.
• Clear documentation and traceability through the exact model number—minimizing installation guesswork and compliance risk.

Ready to move forward with your Siemens 3VA5170-4EC31-0AA0 replacement or upgrade? Verify the part number against your application requirements, and reach out if you need confirmation on compatibility — we’ll help ensure a smooth, downtime-conscious fit for your 3‑phase system.