DIN EN 61466-1 Berichtigung 1:2010
Composite string insulator units for overhead lines with a nominal voltage greater than 1 kV - Part 1: Standard strength classes and end fittings (IEC 61466-1:1997); German version EN 61466-1:1997, Corrigendum to DIN EN 61466-1 (VDE 0441-4):1997-10; (IEC-