Siemens Sirius 3RV2032-4KA10 is a motor-protection molded-case circuit breaker (MCCB) in the S2 size of the SIRIUS 3RV2 family, designed to protect motors in 690 V AC circuits with screw-terminal connections and increased switching capacity. Rated for 62–73 A at the A-release with a N-release of 949 A, it features 690 V insulation, 6 kV surge withstand, and a weight of 1.17 kg, with an auxiliary switch option available. Operating conditions include -20 to 60 C ambient, 10–95% relative humidity, and installation up to 2,000 m above sea level.
