GHML7 MCB 10KA AC 1-4P B C D curve 1-63A Semko CB CE certification suitable ... ,16,20,25,32,40,50,63Poles P1,1P+N,2,3,3P+N,4Rated voltage Ue VAC 230/400Insulation voltage Ui ... ind.Freq.for 1min kV2Pollution degree 2Thermo-magnetic release characteristic B,C,DMechanical featuresElectrical life t8000Mechanical life t10000Protection degree IP20Reference temperature ...