Withdrawn
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.
WITHDRAWN
SSH HD 570 S1:1990
95.99
Withdrawal of Standard
Oct 30, 2023
PUBLISHED
SSH EN IEC 60370:2018