GB/T 19519-2014

Insulators for overhead lines―Composite suspension and tension insulators for a.c. systems with a nominal voltage greater than 1 000V―Definitions, test methods and acceptance criteria

架空线路绝缘子 标称电压高于1 000 V交流系统用悬垂和耐张复合绝缘子 定义、试验方法及接收准则