Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V - Part 1: Standard strength classes and end fittings (IEC 61466-1:2016); German version EN 61466-1:2016
标称电压大于1000V的架空线路用复合绝缘子串.第1部分:标准强度等级和端部配件(IEC 61466-1-2016);德文版EN 61466-1:2016