IEC 60720 Ed. 1.0现行
Characteristics of line post insulators
出版：International Electrotechnical Committee
专家解读视频
Applies to line post insulators with insulating parts of ceramic material intended for a.c. overhead lines with a nominal voltage higher than 1 000 V and a frequency not higher than 100 Hz.
SS 424 05 21 Ed. 2 (1984) - Similar
NEN 10720:1983 - Identical
JIS C 3812:1999 - Identical
PN IEC 60720:2003 - Identical
AS/NZS 2947.2:2002 - Equivalent
AS IEC 60720-2007 (R2018) - Identical
