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Assessment and retrofitting of existing timber structures

Methodology for the improvement of safety of existing passenger and goods passenger lifts

Project

prEN 448

District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made fitting assemblies of steel service pipes, polyurethane thermal insulation and a casing of polyethylene

Project

prEN 488-2

District heating and district cooling pipes - Bonded pipe systems for directly buried hot and cold water networks - Factory made steel valve assembly for draining and venting, polyurethane thermal insulation and a casing of polyethylene

District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 1: Factory made twin pipe assembly of steel service pipes, polyurethane thermal insulation and one casing of polyethylene

District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 2: Factory made fitting and valve assemblies of steel service pipes, polyurethane thermal insulation and a casing of polyethylene

ADDITION OF THE IEC/CENELEC PARALLEL VOTING to Document 36B/190/CDV: IEC 61952: Composite line post insulators for a.c. overhead lines with a nominal voltage greater than 1000 V - Definitions, test methods and acceptance criteria

High-voltage switchgear and control gear - Part 318: DC gas-insulated switchgear assemblies (IEC 17C/886/CD:2022); Text in German and English

Fibre optic active components and devices - Performance standards - Part 3: Modulator-integrated laser diode transmitters for 40-Gbit/s fibre optic transmission systems (IEC 62149-3:2023); German version EN IEC 62149-3:2023

Textiles and textile products - Determination of biocide additives - Part 3: Permethrin, method using liquid chromatography

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