KS C IEC 60455-3-3:2020 Resin based reactive compounds used for electrical insulation —Part 3: Specifications for individual materials —Sheet 3: Unfilled polyurethane compounds
2020KS C IEC 60455-3-3:2020 Resin based reactive compounds used for electrical insulation —Part 3: Specifications for individual materials —Sheet 3: Unfilled polyurethane compounds
2003KS C IEC 60455-3-3:2003 Resin based reactive compounds used for electrical insulation-Part 3:Specifications for individual materials-Sheet 3:Unfilled polyurethane compounds