Cover IEC 60660:1999
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IEC 60660:1999

Insulators - Tests on indoor post insulators of organic material for systems with nominal voltages greater than 1 000 V up to but not including 300 kV

Circulation Date: 1999-10
Edition: 2.0
Language: EN-FR - bilingual english/french
Seitenzahl: 51 VDE Artno.: 209016

Content

Applicable to post insulators of organic material for indoor service in electrical installations or equipment operating in air at atmospheric pressure on alternating current with a nominal voltage greater than 1 000 V up, but not including, 300 kV, as defined by range I of IEC 60071-1, and a frequency not greater than 100 Hz. Composite insulators are not covered by this standard.