Home / Standards / GB/T 24842-2018 GB/T 24842-2018 Active Overvoltage and insulation coordination of 1000kV UHV AC transmission project 1000kV特高压交流输变电工程过电压和绝缘配合 Standard Type GBT ICS 29.240 CCS F20 Status 现行 Issue Date 2018-07-13 Implementation 2019-02-01 Responsible Dept 中国电力企业联合会 Drafting Unit N/A