Home / Standards / GB/T 20840.102-2020 GB/T 20840.102-2020 Active Instrument transformers—Part 102: Ferroresonance oscillations in substations with inductive voltage transformers 互感器 第102部分:带有电磁式电压互感器的变电站中的铁磁谐振 Standard Type GBT ICS 29.180 CCS K41 Status 现行 Issue Date 2020-03-31 Implementation 2020-10-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A