ABB S401-K50 miniature circuit breaker (MCB) from the Smissline T (touch-proof) range. 1P+N, rated current In = 50 A, Type K 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 2CCS571103R8577, EAN 7612270103768, ABB/SAP material 1000201614, catalogue code 81030024.