ABB S401-K40 miniature circuit breaker (MCB) from the Smissline T (touch-proof) range. 1P, rated current In = 40 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 2CCS571001R0557, EAN 7612270101740, ABB/SAP material 1000201598, catalogue code 8949693.