Home / Standards / GB/T 40609-2021 GB/T 40609-2021 Active Technical specifications for operational security checking of power system 电网运行安全校核技术规范 Standard Type GBT ICS 29.020 CCS F21 Status 现行 Issue Date 2021-10-11 Implementation 2022-05-01 Responsible Dept 中国电力企业联合会 Drafting Unit N/A