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sklademVydáno: 1981-01-01
IEC 60720:1981
Characteristics of line post insulators
Caractéristiques des isolateurs rigides à socle
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Označení normy: | IEC 60720:1981 |
Vydáno: | 1981-01-01 |
Jazyk: | Anglicky/Francouzsky |
DESCRIPTION
IEC 60720:1981
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.