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HVDC Grid Systems and connected Converter Stations - Guideline and Parameter Lists for Functional Specifications - Part 1: Guidelines. Original standard UNE-CLC TS 50654-1-2020 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-CLC IEC TS 63291-1-2025

HVDC Grid Systems and connected Converter Stations - Guideline and Parameter Lists for Functional Specifications - Part 2: Parameter Lists. Original standard UNE-CLC TS 50654-2-2020 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-CLC IEC TS 63291-2-2025

Clothes washing machines and washer-dryers for household and similar use - Method for the determination of rinsing effectiveness by measurement of the surfactant content at textile materials. Original standard UNE-CLC TS 50677 EX-2019 in PDF full version. Additional info + preview on request

Document status: Replaced by

Low-voltage surge protective devices - Part 32: Surge protective devices connected to the DC side of photovoltaic installations - Selection and application principles. Original standard UNE-CLC TS 51643-32-2020 in PDF full version. Additional info + preview on request

Document status: Active

Wind turbines - Part 14- Declaration of apparent sound power level and tonality values. Original standard UNE-CLC TS 61400-14-2017 in PDF full version. Additional info + preview on request

Document status: Active

Wind turbines - Part 26-2- Production-based availability for wind turbines. Original standard UNE-CLC TS 61400-26-2-2017 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN IEC 61400-26-1-2019