WIthdrawn Standards : ETD 35


S.No. IS Number IS Title Category Superseded By
1 IS 12083 : Part 1 : 1986 Specification for electrical relays: Part 1 contact performance Product Specification DECIDED BY DIVISIONAL COUNCIL - 26 AUG 2019
2 IS 12083 : Part 2 : 1986 Specificati - On for electrical relays: Part 2 insulation tests Methods of tests DECIDED BY DIVISIONAL COUNCIL - 26 AUG 2019
3 IS/QC 160000 : Part 1 : 1988 Specification for electrical relays: Part 1 test and measurement procedures for electromechanical all - Or - Nothing relays Methods of tests DECIDED BY DIVISIONAL COUNCIL - 26 AUG 2019
4 IS/QC 160000 : Part 2 : 1988 Specification for electrical relays: Part 2 application of the IEC quality assessment system for electronic components to all - Or - Nothing relays Others DECIDED BY DIVISIONAL COUNCIL - 26 AUG 2019
5 IS/QC 160100 : 1988 Electrical relays Secal specification:electromechanical all - Or -Nothing relays of assessed quality Others DECIDED BY DIVISIONAL COUNCIL - 26 AUG 2019
6 IS/QC 160101 : 1988 Electrical relay Secal specification electromechanical all - Or - Nothing relays of assesed quality Others DECIDED BY DIVISIONAL COUNCIL - 26 AUG 2019
7 IS 3231 : Part 0 : 1986 Electrical relays for power systems protection: Part 0 General introduction and list of parts Product Specification ------
8 IS 3231 : Part 1 : Sec 1 : 1986 Electrical Relays for Power System Protection Part 1 : General Requirements Section 1 : Contact Performance Others ------
9 IS 3231 : Part 1 : Sec 2 : 1986 Electrical relays for power system protection: Part 1 General requirements, Section 2 Insulation tests Methods of tests ------
10 IS 3231 : Part 1 : Sec 3 : 1986 Electrical realys for power system protection: Part 1 General requirements, Section 3 High frequency distrubance test for static relays Others ------
11 IS 3231 : Part 2 : Sec 1 : 1987 Electrical Relays for Power System Protection - Part 2 : Requirements for Principal Families - Section 1 : All-or-Nothing Relays Others ------
12 IS 3231 : Part 2 : Sec 2 : 1987 Electrical Relays for Power System Protection - Part 2 : Requirements for Principal Families - Section 2 : General Requirements for Measuring Relays Others ------
13 IS 3231 : Part 2 : Sec 3 : 1987 Electrical relays for power system protection: Part 2 Requirements for principal families, Section 3 General requirements for thermal rlays Others ------
14 IS 3231 : Part 3 : Sec 1 : 1987 Electrical Relays for Power System Protection - Part 3 : Requirements for Particular Group of Relays - Section 1 : Non-specified Time or Independent Specified Time Measuring Relays Others ------
15 IS 3231 : Part 3 : Sec 2 : 1987 Electrical Relays for Power System Protection - Part 3 : Requirements for Particular Group of Relays - Section 2 : Dependent Specified Time Measuring Relays Others ------
16 IS 3231 : Part 3 : Sec 3 : 1987 Electrical Relays for Power System Projection - Part 3 : Requirements for Particular Group of Relays - Section 3 : Biased (Percentage) Differential Relays Others ------
17 IS 3231 : Part 3 : Sec 4 : 1987 Electrical Relays for Power System Protection - Part 3 : Requirements for Particular Group of Relays - Section 4 : Directional Relays and Power Relays Others ------
18 IS 3231 : Part 3 : Sec 5 : 1987 Electrical relays for power system Protection: Part 3 Requirements for particular group of relays, Section 5 Impedance measuring relays Others ------
19 IS/IEC 60255 : Part 5 : 2000 Measuring relays and protection equipment: Part 5 insulation coordination for measuring relays and protection equipment - Requirements and tests Others DECIDED BY DIVISIONAL COUNCIL - 26 AUG 2019
20 IS/IEC 60255 : Part 8 : 1990 Electrical relays: Part 8 thermal electrical relays Product Specification Decided by divisional council
21 IS/IEC 60255 : Part 11 : 2008 Measuring relays and protection equipment: Part 11 voltage dips, short interruptions, variations and ripple on auxiliary power supply port Methods of tests Decided by divisional council
22 IS/IEC 60255 : Part 22 : Sec 6 : 2001 Electrical Relays Part 22 Electrical Disturbance Tests for Measuring Relays and Protection Equipment Section 6 Immunity to conducted disturbances induced by radio frequency fields Methods of tests Decided by divisional council
23 IS/IEC 60255 : Part 22 : Sec 7 : 2003 Electrical Relays Part 22 Electrical Disturbance Tests for Measuring Relays and Protection Equipment Section 7 Power frequency immunity tests Methods of tests Decided by divisional council
24 IS/IEC 60255 : Part 22 : Sec 1 : 2007 Measuring relays and protection equipment: Part 22 electrical disturbance tests: Sec 11 MHZ burst immunity tests Methods of tests Decided by divisional council
25 IS/IEC 60255 : Part 25 : 2000 Electrical relays: Part 25 electromagnetic emission tests for measuring relays and protection equipmen Methods of tests Decided by divisional council
26 IS 8686 : 1977 Specification for static protective relays Product Specification Decided by Council