UNE-EN 60700-1:2015 Thyristor valves for high voltage direct current (HVDC) power transmission - Part 1: Electrical testing (Endorsed by AENOR in November of 2015.)
2021UNE-EN 60700-1:2015/A1:2021 Thyristor valves for high voltage direct current (HVDC) power transmission - Part 1: Electrical testing (Endorsed by Asociación Española de Normalización in December of 2021.)
2017UNE-EN 60700-1:2015/AC:2017-02:2017 Thyristor valves for high voltage direct current (HVDC) power transmission - Part 1: Electrical testing (Endorsed by Asociación Española de Normalización in March of 2017.)
2015UNE-EN 60700-1:2015 Thyristor valves for high voltage direct current (HVDC) power transmission - Part 1: Electrical testing (Endorsed by AENOR in November of 2015.)