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EVS-HD 578 S1:2003

Characteristics of indoor and outdoor post insulators for systems with nominal voltages greater than 1000 V

General information
Valid from 01.02.2003
Base Documents
IEC 60273:1990; HD 578 S1:1992
Directives or regulations
None
Standard history
Status
Date
Type
Name
01.02.2003
Main
Applies to post insulators and post insulator units of ceramic material or glass intended for indoor or outdoor service, and to post insulators of organic material intended for indoor service in electrical installations or equipment operating on alternating current systems with a nominal voltage greater than 1 000 V and a frequency not greater than 100 Hz. It may also be regarded as a provisional standard for insulators for use on direct current systems.
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Standard monitoring
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