Control And Protection Equipment Of High-Voltage Direct Current (HVDC) Transmission System -- Part 1: Operator Control System
Document status: Active
Control And Protection Equipment Of High-Voltage Direct Current (HVDC) Transmission System -- Part 2: AC And DC Station Control Equipment
Document status: Active
Control And Protection Equipment Of High-Voltage Direct Current (HVDC) Transmission System -- Part 3: DC Pole Control Equipment
Document status: Active
Control And Protection Equipment Of High-Voltage Direct Current (HVDC) Transmission System -- Part 4: DC Protection Equipment
Document status: Active
Control And Protection Equipment Of High-Voltage Direct Current (HVDC) Transmission System -- Part 5: DC Line Fault Location
Document status: Active
Determination of the depth of decarburization of steels (TEXT OF DOCUMENT IS IN CHINESE)
Document status: Active
All Grades Of Fluorspar -- Determination Of Moisture Content Of A Lot
Document status: Active
Medical laboratories -- Requirements for quality and competence -- Part 1: General requirements (TEXT OF DOCUMENT IS IN CHINESE)
Document status: Active
