The Siemens 3RV1331-4AC10 is a compact motor starter circuit breaker engineered for reliable motor and feeder protection in industrial control panels. Designed for OEMs, panel builders, and maintenance teams, it combines robust performance with straightforward integration to ensure safe motor starting, overload protection, and dependable short-circuit interruption in demanding automation environments.

As part of the SIRIUS 3RV1 family, this device features a thermal magnetic trip unit for accurate overload response and instantaneous short-circuit tripping. It supports coordinated use with Siemens contactors for type 1 and type 2 coordination per manufacturer selection data, provides clear status indication for on off and trip, and fits space-saving DIN-rail assemblies to streamline panel layout and service.

Choose the 3RV1331-4AC10 to standardize motor protection, reduce downtime, and maintain compliance with industrial control standards; and for added peace of mind during commissioning and early operation, it is supplied with a 1-year warranty.

• Brand: Siemens
• Series: SIRIUS 3RV1
• Model: 3RV1331-4AC10
• Trip unit: Thermal magnetic