The Siemens 3RV1041-4JA10 motor starter protector is a 3-pole device that integrates circuit breaker and overload protection for electric motors. Part of the SIRIUS 3RV1 series, it is used in motor control centers, conveyors, pumps, and compressors; it accepts up to 690 V AC, has an adjustable current range of 32–40 A, and offers Class 10 trip protection with DIN-rail or panel mounting and screw terminals. Operating temperature is -20°C to +60°C, and common replacements include Siemens 3RV2041-4JA10, Siemens 3RV2031-4JA10, and Schneider Electric GV3P40.
