UNE-EN 62751-1:2014/A1:2018 Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems - Part 1: General requirements (Endorsed by Asociación Española de Normalización in August of 2018.)
2022UNE-EN 62751-1:2014/A2:2022 Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems - Part 1: General requirements (Endorsed by Asociación Española de Normalización in June of 2022.)
2018UNE-EN 62751-1:2014/A1:2018 Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems - Part 1: General requirements (Endorsed by Asociación Española de Normalización in August of 2018.)
2014UNE-EN 62751-1:2014 Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems - Part 1: General requirements (Endorsed by AENOR in December of 2014.)