Home / Standards / DL/T 273-2012 DL/T 273-2012 Active ±800kV特高压直流设备预防性试验规程 Standard Type DL ICS N/A CCS N/A Status Active Issue Date 2012-01-04 Implementation 2012-03-01 Centralized Committee 国家能源局 Issuing Authority 国家能源局