VDE 0674-101 E*DIN EN IEC 60305:2020-01 用于交流系統的陶瓷或玻璃絕緣子單位-帽和針型絕緣子特性
Insulators for overhead lines with a nominal voltage above 1000 V — Ceramic or glass insulator units for a.c. systems — Characteristics of insulator units of the cap and pin type (IEC 36/456/CD:2019)