KS C IEC 60383-2-2018 Insulators for overhead lines with a nominal voltage above 1 000 V-Part 2:Insulator strings and insulator sets for a.c. systems-Definitions, test methods and acceptance criteria
2018KS C IEC 60383-2:2018 Insulators for overhead lines with a nominal voltage above 1 000 V-Part 2:Insulator strings and insulator sets for a.c. systems-Definitions, test methods and acceptance criteria
2003KS C IEC 60383-2:2003 Insulators for overhead lines with a nominal voltage above 1 000 V-Part 2:Insulator strings and insulator sets for a.c. systems-Definitions, test methods and acceptance criteria