Facility Management - Part 8: Principles and processes; German and English version prEN 15221-8:2023

Wind energy generation systems - Part 4-3: Explanatory notes on IEC 61400-4 - Supportive information for wind turbine gearbox design

Wind energy generation systems - Part 4-3: Explanatory notes on IEC 61400-4 - Supportive information for wind turbine gearbox design

Connectors for electrical and electronic equipment - Tests and measurements - Part 28-100: Signal integrity tests up to 2 000 MHz - Tests 28a to 28g (IEC 48B/2937/CD:2021); Text in German and English

Draft amendment to IEC 60335-2-58 - Part 2: Particular requirements for commercial electric dishwashing machines . Clauses 2, 3, 4, 5, 7, 14, 15, 19, 20, 22, 29 and 30

Draft amendment to IEC 60335-2-64 - Part : Particular requirements for commercial electric kitchen machines - Clauses 2, 3, 4, 5, 87, 10, 14, 15, 16, 20, 22, 29 and 30

Low-voltage switchgear and controlgear - Part 4-3: Contactors and motor-starters - Semiconductor controllers and semiconductor contactors for non-motor loads (IEC 121A/307/CDV:2019); German and Englisch version prEN IEC 60947-4-3:2019

Optical circuit boards - Part 4-3: Interface standards - Terminated waveguide OCB assembly using a single-row thirty-two-channel PMT connector intermateable with 250 µm pitch MPO 16 (IEC 86/576/CD:2020); Text in English

Industrial communication networks - Fieldbus specifications - Part 3-4: Data-link layer service definition - Type 4 elements

Electrical installations for lighting and beaconing of aerodromes - Part 3-4: Safety secondary circuits in series circuits - General safety requirements (IEC 61820-3-4:2023); German version EN IEC 61820-3-4:2023