ÖVE/ÖNORM EN 60641-3-2:2009-02
Действует
Pressboard and presspaper for electrical purposes - Part 3: Specifications for individual materials - Sheet 2: Requirements for presspaper, types P.2.1, P.4.1, P.4.2, P.4.3 and P.6.1 (IEC 60641-3-2:2007) (english version)
