ABB S401-B20 miniature circuit breaker (MCB) from the Smissline T (touch-proof) range. 1P+N, rated current In = 20 A, Type B tripping characteristic. Rated breaking capacity Icn = 10 kA (IEC 60898-1); rated operational voltage Ue 230/400 V AC. DIN-rail modular device for overload and short-circuit protection of cables and equipment. Conforms to IEC 60898-1. ABB order code 2CCS571103R8205, EAN 7612270103355, ABB/SAP material 1000201421, catalogue code 81086809.