Draft Document - Insulators for overhead lines with a nominal voltage above 1 000 V - Part 1: Ceramic or glass insulator units for a.c. systems - Definitions, test methods and acceptance criteria (IEC 36/479/CD:2019); Text in German and English
文件草案——标称电压高于1000V的架空线路绝缘子——第1部分:交流系统用陶瓷或玻璃绝缘子单元——定义、试验方法和验收标准(IEC 36/479/CD:2019);德语和英语文本