STB PDF

Power transformers Additional European requirements Part 2-1: Medium power transformer General requirements. Original standard UNE-EN 50708-2-1-2021 in PDF full version. Additional info + preview on request

Document status: Active

Power transformers. Additional European requirements - Large power transformers. General requirements. Original standard UNE-EN 50708-3-1-2020 in PDF full version. Additional info + preview on request

Document status: Active

Roofing and cladding products from metal sheet Specification for self-supporting of steel, aluminium or stainless steel sheet Part 1: Steel. Original standard UNE-EN 508-1-2014 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 508-1-2022

Sound systems for emergency purposes. Original standard UNE-EN 50849-2017 in PDF full version. Additional info + preview on request

Document status: Active

Remote alcohol monitoring devices. Test methods and performance requirements - Instruments for assessment programmes. Original standard UNE-EN 50980-1-2019 in PDF full version. Additional info + preview on request

Document status: Active

Plastics Poly(vinyl chloride) (PVC) based profiles Determination of the strength of welded corners and T-joints. Original standard UNE-EN 514-2018 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 514-2025