ABB-2CDS631031R0204 AUTOMATIC FUSE 3kA, 1P, C-Char., 20A The product ABB-2CDS631031R0204 (AUTOMATIC FUSE 3kA, 1P, C-Char., 20A) is a reliable automatic circuit breaker from the BASIC M series. It features a C-curve characteristic with a rated current of 20A and a short circuit capacity of 3kA. Designed with 1P poles, this breaker is built to ensure robust protection. Compliant with ROHS standards, it is packaged in BOX format. An ideal choice for modern electrical systems.