1
IS 10028 : Part 1 : 1985 Code of practice for selection, installation and maintenance of transformers: Part 1 selection
2021
Code of Practice
2
IS 10028 : Part 2 : 1981 Code of practice for selection, installation and maintenance of transformers: Part 2 installation
2021
Code of Practice
3
IS 10028 : Part 3 : 1981 Code of practice for selection, installation and maintenance of transformers: Part 3 maintenance
2018
Code of Practice
4
IS 10161 : 1982 Specification for moving coil voltage regulators
2021
Product Specification
5
IS 1180 : Part 1 : 2014 Outdoor Type Oil Immersed Distribution Transformers Upto and Including 2 500 kVA, 33kV - Specification Part 1 Mineral Oil Immersed (Fourth Revision)
2019
Product Specification
6
IS 12977 : 1990 Arc furnace transformers specification
2019
Product Specification
7
IS 13956 : 1994 Testing transformers - Specification
2019
Product Specification
8
IS 2026 : Part 1 : 2011 Power transformers: Part 1 general (Second Revision)
2021
Product Specification
9
IS 2026 : Part 2 : 2010 Power transformers: Part 2 temperature - Rise (First Revision)
2020
Methods of tests
10
IS 2026 : Part 3 : 2018 Power transformers: Part 3 insulation levels, dielectric tests and external clearances in air (Fourth Revision)
2023
Methods of tests
11
IS 2026 : Part 4 : 1977 Specification for power transformers: Part 4 terminal markings, tappings and connections (First Revision)
2021
Dimensions
12
IS 2026 : Part 5 : 2011 Power transformers: Part 5 ability to with stand short circuit (First Revision)
2016
Methods of tests
13
IS 2026 : PART 7 : 2009 Power transformers: Part 7 loading guide for oil - Immersed power transformers
2019
Code of Practice
14
IS 2026 : Part 8 : 2009 Power transformers: Part 8 application guide
2019
Code of Practice
15
IS 2026 : Part 10 : 2009 Power transformers: Part 10 determination of sound levels
2019
Methods of tests
16
IS 2026 : Part 10 : Sec 1 : 2018 Power transformers: Part 10 determination of sound levels
2023
Code of Practice
17
IS 2026 : Part 12 : 2018 Power transformers: Part 12 loading guide for dry - Type power transformers
2023
Code of Practice
18
IS 2026 : Part 14 : 2018 Power transformers: Part 14 liquid - Immersed power transformers using high - Temperature insulation materials
2023
Product Specification
19
IS 2026 : Part 15 : 2018 Power transformers: Part 15 gas - Filled power transformers
2023
Product Specification
20
IS 3639 : 1966 Specification for fittings and accessories for power transformers
2021
Product Specification
21
IS 5142 : 1969 Specification for continuously variable voltage auto - Transformers
2021
Product Specification
22
IS/IEC 61558 : PART 1 : 1997 Safety of power transformers, power supply units and similar: Part 1 general requirements and tests
2018
Product Specification
23
IS/IEC 61558 : Part 2 : Sec 6 : 1997 Safety of power transformers, power supply units and similar: Part 2 particular requirement: Sec 6 safety isolating transformers for general use
2018
Product Specification
24
IS/IEC 61558 : PART 2 : SEC 7 : 2007 Safety of power transformers, power supplies reactors and similar products: Part 2 - 7 particular requirements and tests for transformers and power supplies for toys
2021
Safety Standard
25
IS 8447 : 1989 Manually operated voltage regulators for domestic use - Specification (First Revision)
2018
Product Specification
26
IS 8448 : 1989 Automatic line voltage correctors (Step Type) for domestic use - Specification (First Revision)
2019
Product Specification
27
IS 8478 : 1977 Application guide for on - Load tap - Changers
2021
Code of Practice
28
IS 9147 : 1979 Specification for cable sealing boxes for oil - Immersed transformers suitable for paper - Insulated lead sheathed cables for highest system voltages from 12 kV up to and including 36 kV
2021
Product Specification
29
IS 9815 : Part 1 : 1994 Servo - Motor operated automatic line voltage correctors: Part 1 correctors for single - Phase applications - Specification (Second Revision)
2019
Product Specification
