Rotating electrical machines - Part 18-1: Functional evaluation of insulation systems - General guidelines (Endorsed by Asociación Española de Normalización in March of 2023.)
Edition 2023-03-01

Rotating electrical machines - Part 18-32: Functional evaluation of insulation systems (Type II) - Electrical endurance qualification procedures for form-wound windings (Endorsed by Asociación Española de Normalización in April of 2022.)
Edition 2022-04-01

Rotating electrical machines - Part 27-1: Off-line partial discharge measurements on the stator winding insulation of rotating electrical machines (Endorsed by Asociación Española de Normalización in August of 2018.)
Edition 2018-08-01

Rotating electrical machines - Part 27-2: On-line partial discharge measurements on the stator winding insulation (Endorsed by Asociación Española de Normalización in February of 2024.)
Edition 2024-02-01

Rotating electrical machines - Part 27-4: Measurement of insulation resistance and polarization index on winding insulation of rotating electrical machines (Endorsed by Asociación Española de Normalización in August of 2018.)
Edition 2018-08-01

Insulation co-ordination - Part 1: Definitions, principles and rules
Edition 2020-06-24

Insulation co-ordination - Part 2: Application guidelines
Edition 2024-07-17

Insulation co-ordination - Part 2: Application guidelines
Edition 2018-10-17

Insulation co-ordination - Part 11:Definitions, principles and rules for HVDC system (Endorsed by Asociación Española de Normalización in January of 2023.)
Edition 2023-01-01

Insulation co-ordination - Part 11: Definitions, principles and rules for HVDC system (Endorsed by Asociación Española de Normalización in January of 2024.)
Edition 2024-01-01