IEC 60370 Ed. 1.0 b:1971 PDF

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Test procedure for thermal endurance of insulating varnishes – Electric strength method
standard by International Electrotechnical Commission, 01/01/1971

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Category: IEC

Description

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.