Siemens 3RV1011-0DA10 SIRIUS 3RV1 motor starter protectors. Siemens 3RV1011-0DA10 is the exact printed commercial reference for a motor protection circuit breaker in the SIRIUS 3RV Motor Protection range. Siemens' official product description is: Circuit breaker size S00 for motor protection, CLASS 10 A-release 0.22...0.32 A N-release 4.2 A Screw terminal Screw terminal Standard switching capacity.