SIEMENS 3RV2021-1HA20-0BA0 – Circuit breaker | JUAL SIEMENS 3RV2021-1HA20-0BA0 – Special type Circuit breaker size S0 for motor protection, Class 10 A-release 5.5…8 A Short-circuit release 104 A Spring-loaded terminal Standard switching capacity Ambient temperature -50 °C 500 switching cycles