The Siemens 3RV1021-1DA10 circuit breaker sirius 2.2-3.2 a, GB14048.2/50 hz is a circuit protection device from Siemens. It serves as the protective device in an electrical circuit, stopping current flow when a fault is detected. Key specifications noted on this listing include 3.2 A. It is commonly in equipment protection and branch-circuit wiring applications.
