Composite 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 (IEC 62772:2016); German version EN 62772:2016
交流电压大于1000 V和直流电压大于1500 V的变电站用复合空心站用支柱绝缘子.定义、试验方法和验收标准(IEC 62772-2016);德文版EN 62772:2016