Draft:
E DIN EN IEC 62772 VDE 0674-11:2021-12Composite hollow core station post insulators for substations with a.c. voltage greater than 1 000 V and d.c. voltage greater than 1 500 V Definitions, test methods and acceptance criteria |
Standard:
DIN EN 62772 VDE 0674-11:2017-06Composite Hollow Core Station Post Insulators for substations with a.c. voltage greater than 1 000 V and d.c. voltage greater than 1 500 V Definitions, test methods and acceptance criteria |