SIEMENS 3RV2021-4BA15-Z W97 – Circuit breaker | JUAL SIEMENS 3RV2021-4BA15-Z W97 – Circuit breaker size S0 for motor protection, CLASS 10 A-release 13…20 A N-release 260 A screw terminal Standard switching capacity with transverse auxiliary switches 1 NO+1 NC Multi-unit packaging Pack = 12 units