Siemens 3RV1331-4GC10 Circuit Breaker, 45A, 3-Pole

The Siemens 3RV1331-4GC10 is a robust 3-pole circuit breaker purpose-built for industrial electrical service, maintenance, and replacement projects. With a 45 A rating, it delivers dependable, balanced protection for three-phase feeders and critical equipment, helping minimize downtime and the cost of outages. To ensure a perfect fit, rely on the part number—3RV1331-4GC10—and confirm compatibility with your specific application requirements.

Why this Siemens circuit breaker stands out

• Three-pole protection for three-phase systems. Designed to safeguard multi-wire feeders, keeping all phases protected and synchronized for stable operation.
• Thermal-magnetic trip mechanism. Responds to overloads and short circuits with reliable, fast clearing to protect motors, transformers, and control circuits.
• 45 A rating for mid-range industrial circuits. Ideal for feeders, motor circuits, and distribution panels that fall in the mid-current range.
• Siemens reliability and compatibility. Built to integrate with Siemens panels and components, supporting streamlined maintenance and spare-part compatibility.
• Part-number driven compatibility. Use the exact model 3RV1331-4GC10 to verify fit, and cross-check against your application requirements to ensure seamless integration.

Ideal use cases

• Motor control circuits in manufacturing lines where balanced three-phase protection is essential.
• Main distribution panels and feeder circuits in industrial facilities requiring reliable overcurrent protection.
• Maintenance and replacement projects where a precise Siemens part number is used to minimize compatibility risk.
• HVAC pumps, chillers, and process equipment that operate on three-phase power and demand dependable protection.

Installation and compatibility considerations

Before ordering, verify the fit by cross-checking the part number (3RV1331-4GC10) with your panel model and application requirements. If you need help matching a part number or confirming compatibility, send us a message and we’ll assist in validating suitability for your system.

Product specifications at a glance

• Manufacturer: Siemens
• Part Number: 3RV1331-4GC10
• Product Type: Circuit Breaker
• Amperage: 45 A
• Poles: 3

Choosing the Siemens 3RV1331-4GC10 means opting for a proven, field-proven solution that aligns with industrial standards and Siemens support. Use this part to upgrade protection on your three-phase circuits with confidence, knowing you’ve selected a model designed for reliability, compatibility, and long-term serviceability.