
Test procedure for thermal endurance of insulating varnishes - Electric strength method
出版:International Electrotechnical Committee

专家解读视频
Gives a method for determining the relative thermal endurance of electrical insulating varnishes by means of coating on glass cloth and measuring electric strength before and after heat ageing for establishing temperature indices to assist in determining suitability of electrical insulating varnishes for use in electrical systems.
CEI 15-17 Ed. 1 (1997) - Identical
NEN 10370:1977 - Identical
BS 7831:1995 - Equivalent
DIN IEC 60370 (1994-11) - Identical
HD 570:1990 - Identical
NFC 26 245:1990 - Identical
UNE 21570:1993 - Identical
SS IEC 370 Ed. 1 (1982) - Identical