ABB S204M-K20 miniature circuit breaker (MCB) from the System pro M compact range. 4P, rated current In = 20 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 and IEC 60947-2. ABB order code 2CDS274061R0487, EAN 4013614437687, ABB/SAP material 1200329978, catalogue code 82312694.