Electrical insulation systems - Thermal evaluation of modifications to an established electrical insulation system (EIS) - Part 1: Wire-wound winding EIS; German version EN 61858-1:2014/AC:2024

Rotating electrical machines - Part 18-31: Functional evaluation of insulation systems - Test procedures for form-wound windings - Thermal evaluation and classification of insulation systems used in rotating machines

Rotating electrical machines - Part 18-32: Functional evaluation of insulation systems (Type II) - Electrical endurance qualification procedures for form-wound windings

Rotating electrical machines - Part 27-7: Insulation systems used in rotating electrical machines for sealed and moisture resistant winding type and quality control tests (IEC 2/2073/CD:2021); Text in German and English

Rotating electrical machines - Part 27-6: On-line partial discharge measurements of rotating machine windings supplied from an inverter

IEC 60034-18-34 Ed.1: Rotating electrical machines - Part 18-34: Functional evaluation of insulation systems - Test procedures for form-wound windings - Evaluation of thermomechanical endurance of insulation systems

Rotating electrical machines - Part 11: Thermal protection (IEC 2/1979/CDV:2020); German and English version prEN IEC 60034-11:2020

Power Transformers - Part 1: General

Safety of transformers, reactors, power supply units and combinations thereof - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply Units incorporating safety isolating transformers for general applications (IEC 96/484/CDV:2019); German and English version prEN IEC 61558-2-6:2019

Instrument transformers - Part 3: Additional requirements for inductive voltage transformers