WIthdrawn Standards : ETD 40


S.No. IS Number IS Title Category Superseded By
1 IS 14801 : 2000 Term!nology for high - Voltage direct current (Hvdc) transmission Terminology ------
2 IS 14902 : Part 1 : 2013 Performance of high - Voltage direct current (Hvdc) systems with line - Commutated converters: Part 1 steady - State conditions (First Revision) Code of Practice IS 14902:Part 1:2022
3 IS 15597 : 2005 Determination of power losses in highvoltage direct current (Hvdc) converter stations Code of Practice IS 15597 : 2023/IEC 61803 : 2020
4 IS 2165 : Part 5 : 2005 Insulation co - Ordination: Part 5 procedures for high - Voltage direct current (Hvdc) converter stations Code of Practice IS/IEC 60071-5