DIN EN 61234-1:1994 Method of test for the hydrolytic stability of electrical insulating materials - Part 1: Plastic films (IEC 61234-1:1994); German version EN 61234-1:1994
1994DIN EN 61234-1:1994 Method of test for the hydrolytic stability of electrical insulating materials - Part 1: Plastic films (IEC 61234-1:1994); German version EN 61234-1:1994