... series MCB protects and controls of 240/415V circuit against overload and short circuit in electrical distribution system such as houses, offices, commercial ... of poles1P,1P+N,2P,3P,3P+N,4PRated Current(In)1,2,3,4,6,10,16,20,25,32 ... 230(240)/400(415)VRated frequency50(60)HzCurveB,C,DShort-circuit breaking capacity (Icn)10000AMagnetic releases operateB curve: between 3 and ...