DIN EN 60305-1996 额定电压1kV以上架空线绝缘子.交流系统陶瓷或玻璃绝缘子.盘形悬式绝缘子特性
Insulators for overhead lines with a nominal voltage above 1 kV - Ceramic or glass insulator units for a.c. systems - Characteristics of insulator units of the cap and pin type (IEC 60305:1995); German version EN 60305:1996