2021KS C IEC 61360-1-2021 Standard data elements types with associated classification schemenfor electric items-Part 1:Definitions-Principles and methods
0000 KS C IEC 61360-1-2011(2016)
2011KS C IEC 61360-1:2011 Standard data elements types with associated classification schemenfor electric items-Part 1:Definitions-Principles and methods