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

Flexible insulating sleeving - Part 3: Specifications for individual types of sleeving - Sheet 281: Heat-shrinkable, polyolefin sleeving, semiconductive (IEC 15/916/CD:2020); Text in German and English

Aggregates for railway ballast - Part 2: Complementary Information; German and English version prEN 13450-2:2021

Aggregates for railway ballast - Part 1: Characteristics; German and English version prEN 13450-1:2021

Factory-made double skin metal faced insulating sandwich panels - Part 4: Test methods for fixing of panels to substructure and for determining restraining effect on substructure; German and English version prEN 14509-4:2021

Nanotechnologies - Analysis of nano-objects using asymmetrical-flow and centrifugal field-flow fractionation

Project, programme and portfolio management - Context and concepts (ISO 21500:2021); Text in German and English

Electric cables - Charging cables for electric vehicles; German and English version EN 50620:2017/prA2:2021

Multi-element metallic cables used in analogue and digital communication and control - Part 7: Sectional specification for instrumentation and control cables; German and English version prEN 50288-7:2020

Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 2-23: Particular requirements for hand-held die grinders and small rotary tools (IEC 116/569/CDV:2022); German and English version prEN IEC 62841-2-23:2022