EC 60216-5:2022 CMV Electrical insulating materials - Thermal endurance properties - Part 5: Determination of relative temperature index (RTI) of an insulating material Edition 4.0　https://webstore.iec.ch/en/publication/80295

2 Normative references

IEC 60216-1:2013 , Electrical insulating materials – Thermal endurance properties –
Part 1: Ageing procedures and evaluation of test results
IEC 60216-2:2005 , Electrical insulating materials – Thermal endurance properties – Part 2: criteria thermal endurance properties of electrical insulating materials – Choice of test
IEC 60216-3:20062021 9, Electrical insulating materials – Thermal endurance properties – Part 3: Instructions for calculating thermal endurance characteristics

Rlated article on Qiita

IEC 60204-1:2016 Safety of machinery - Electrical equipment of machines - Part 1: General requirements
https://qiita.com/kaizen_nagoya/items/8782c2b85d52aa98a6d9

IEC 60204-1:2016 Safety of machinery - Electrical equipment of machines - Part 1: General requirements NR & B.
https://qiita.com/kaizen_nagoya/items/cb5e98ade542493b6375

IEC 60034-1, Rotating electrical machines – Part 1: Rating and performance
https://qiita.com/kaizen_nagoya/items/8fb06b1116f1782e8c91

IEC 60034-5:2020 RLV Rotating electrical machines - Part 5: Degrees of protection provided by the integral design of rotating electrical machines (IP code) - Classification
https://qiita.com/kaizen_nagoya/items/b0de3ae7772d0c23d66e

IEC standard voltages
https://qiita.com/kaizen_nagoya/items/1e15e378732a1d970c2c

IEC 60050，International Electrotechnical Vocabulary
https://qiita.com/kaizen_nagoya/items/587cfc2bf96242c31427

IEC 60072 Rotating electrical machines - Dimensions and output series
https://qiita.com/kaizen_nagoya/items/9c0bd9b2befd55c23ae7

IEC 60073:2002 Basic and safety principles for man-machine interface, marking and identification - Coding principles for indicators and actuators
https://qiita.com/kaizen_nagoya/items/118af2027128b4634598

IEC 60085:2007 Electrical insulation - Thermal evaluation and designation
https://qiita.com/kaizen_nagoya/items/dc960f813b85c2899076

IEC 60204-11:2018 RLV Safety of machinery - Electrical equipment of machines - Part 11: Requirements for equipment for voltages above 1 000 V AC or 1 500 V DC and not exceeding 36 kV
https://qiita.com/kaizen_nagoya/items/bb1036951a97f0e02617

IEC 60204-31:2013 Safety of machinery - Electrical equipment of machines - Part 31: Particular safety and EMC requirements for sewing machines, units and systems
https://qiita.com/kaizen_nagoya/items/9ddccc6302ff5f0081ca

IEC 60216 Electrical insulating materials - Thermal endurance properties
https://qiita.com/kaizen_nagoya/items/0dafdd8b3a3d5fb902cc

IEC 60216-1:2013 Electrical insulating materials - Thermal endurance properties - Part 1: Ageing procedures and evaluation of test results
https://qiita.com/kaizen_nagoya/items/be009a39d8574e458021

IEC 60216-2:2005 Electrical insulating materials - Thermal endurance properties - Part 2: Determination of thermal endurance properties of electrical insulating materials - Choice of test criteria
https://qiita.com/kaizen_nagoya/items/f54645c973387ad38932

IEC 60216-3:2021 RLV Electrical insulating materials - Thermal endurance properties - Part 3: Instructions for calculating thermal endurance characteristics
https://qiita.com/kaizen_nagoya/items/6a3a2d9564795cf8c4d1

IEC 60216-4-1:2006 Electrical insulating materials - Thermal endurance properties - Part 4-1: Ageing ovens - Single-chamber ovens
https://qiita.com/kaizen_nagoya/items/47b065b201da69fca7a4

IEC 60216-4-2:2000 Electrical insulating materials - Thermal endurance properties - Part 4-2: Ageing ovens - Precision ovens for use up to 300 °C
https://qiita.com/kaizen_nagoya/items/1f46687d94782bab2f71

IEC 60216-4-3:2000 Electrical insulating materials - Thermal endurance properties - Part 4-3: Ageing ovens - Multi-chamber ovens
https://qiita.com/kaizen_nagoya/items/1fedc583c13050aca644

IEC 60216-5:2022 CMV Electrical insulating materials - Thermal endurance properties - Part 5: Determination of relative temperature index (RTI) of an insulating material
https://qiita.com/kaizen_nagoya/items/f4bcef15a084283dde98