IEC60664-1-2007最新版》152页 简介 1 Scope and object72 Normative references 73 Terms and definitions 94 Basis for insulation coordination 1441 General 1442 Insulation coordination with regard to voltage14421 General 14422 Insulation coordination with regard to long-term ac or dc voltages 15423 Insulation coordination with regard to tra...
