HD 307.3.3:1986被替代
Specification For Solventless Polymerisable Resinous Compounds For Electrical Insulation - Specifications For Individual Materials Sheet 3 : Unfilled Polyurethane Compounds
出版：Harmonization Documents
专家解读视频
Contains the requirements for unfilled polyurethane resinous compounds in the cured form for classes PUR-U-4 to PUR-U-8 with a maximum ash content.
NFC 26 163-3:1994 - Identical
BS 5664-3.3:1995 - Identical
IEC 60455-3-3 Ed. 2.0 - Identical
UNE 21340-3-3:1996 - Similar
SS IEC 455:1991 - Identical
