DIN EN 60433:1999 Insulators for overhead lines with a nominal voltage above 1 kV - Ceramic insulators for a.c. systems - Characteristics of insulator units of the long rod type (IEC 60433:1998); German version EN 60433:1998
DIN 48006-1:1985DIN 48006-2:1985DIN IEC 36B(Sec)125:1994
DIN EN 60433:1999 history
1999DIN EN 60433:1999 Insulators for overhead lines with a nominal voltage above 1 kV - Ceramic insulators for a.c. systems - Characteristics of insulator units of the long rod type (IEC 60433:1998); German version EN 60433:1998