SIEMENS 3RV2031-4PB10-0BA0 – Circuit breaker | JUAL SIEMENS 3RV2031-4PB10-0BA0 – Special type Circuit breaker size S2 for motor protection, Class 20 A-release 28…36 A N-release 520 A Screw terminal Standard switching capacity Ambient temperature -50 °C 250 switching cycles