Home / Standards / GB/T 15544.1-2023 GB/T 15544.1-2023 Active Short-circuit current calculation in three-phase a.c. systems—Part 1: Calculation of currents 三相交流系统短路电流计算 第1部分：电流计算 Standard Type GBT ICS 29.240.20 CCS F20 Status 现行 Issue Date 2023-03-17 Implementation 2023-10-01 Responsible Dept 中国电力企业联合会 Drafting Unit N/A