DS/IEC 455-3-4:1987 Specification for solventless polymerisable resinous compounds used for electrical insulation. Part 3: Specifications for individual materials. Sheet 4: Filled polyurethane compounds
2003DS/EN 60455-3-4:2003 Resin based reactive compounds used for electrical insulation - Part 3: Specifications for individual materials - Sheet 4: Filled polyurethane compounds
1987DS/IEC 455-3-4:1987 Specification for solventless polymerisable resinous compounds used for electrical insulation. Part 3: Specifications for individual materials. Sheet 4: Filled polyurethane compounds
DS/IEC 455-3-4:1987 Specification for solventless polymerisable resinous compounds used for electrical insulation. Part 3: Specifications for individual materials. Sheet 4: Filled polyurethane compounds was changed to DS/EN 60455-3-4:2003 Resin based reactive compounds used for electrical insulation - Part 3: Specifications for individual materials - Sheet 4: Filled polyurethane compounds.