HD 307.3.4:1987被替代
Specification For Solventless Polymerisable Resinous Compounds Used For Electrical Insulation - Specifications For Individual Materials Sheet 4 : Filled Polyurethane Compounds
出版：Harmonization Documents
专家解读视频
Contains the requirements for filed polyurethane-resinous compounds in the cured form for classes PUR-F-4 to PUR-F-8.
NFC 26 163-4:1994 - Identical
BS 5664-3.4:1995 - Identical
IEC 60455-3-4 Ed. 2.0 - Identical
UNE 21340-3-4:1996 - Similar
SS IEC 455:1991 - Identical
