Medical electrical equipment - Part 2-31: Particular requirements for the basic safety and essential performance of external cardiac pacemakers with internal power source

Recirculatory Filtration Fume Cabinets

Fibre optic interconnecting devices and passive components - Performance standard - Part 081-03: Non-connectorized single-mode fibre optic middle-scale 1×N DWDM devices for category OP - Outdoor protected environment (IEC 61753-081-03:2023); German version EN IEC 61753-081-03:2023

Fire resistance tests for service installations - Part 9: Single compartment smoke extraction ducts

Fire resistance tests for service installations - Part 8: Smoke extraction ducts

Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings

Windows, doors, shutters and curtain walling - Explosion resistance - Requirements and classification - Part 2: Arena test

Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings

Cranes - General design - Part 3-8: Limit states and proof competence of machinery - Shafts

Surgical clothing and drapes - Requirements and test methods - Part 1: Surgical drapes and gowns