Home / Standards / GB/T 34925-2017 GB/T 34925-2017 Active On-site inspections method of a.c. circuit systems for 110 kV substations on plateau 高原110 kV变电站交流回路系统现场检验方法 Standard Type GBT ICS 29.020 CCS K04 Status 现行 Issue Date 2017-11-01 Implementation 2018-05-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A