UNE-EN 60700-2:2016 Thyristor valves for high voltage direct current (HVDC) power transmission - Part 2: Terminology (Endorsed by Asociación Española de Normalización in January of 2017.)
2021UNE-EN 60700-2:2016/A1:2021 Thyristor valves for high voltage direct current (HVDC) power transmission - Part 2: Terminology (Endorsed by Asociación Española de Normalización in November of 2021.)
2017UNE-EN 60700-2:2016/AC:2017-07 Thyristor valves for high voltage direct current (HVDC) power transmission - Part 2: Terminology (Endorsed by Asociación Española de Normalización in September of 2017.)
2017UNE-EN 60700-2:2016 Thyristor valves for high voltage direct current (HVDC) power transmission - Part 2: Terminology (Endorsed by Asociación Española de Normalización in January of 2017.)