Fibre optic interconnecting devices and passive components - Fibre optic connector optical interfaces for enhanced macrobend multimode fibres - Part 3-61: Connector parameters of physically contacting 50 µm core diameter fibres - Non-angled 2,5 mm and 1,25 mm diameter cylindrical full zirconia ferrules for reference connection applications (IEC 86B/4836/CDV:2024); German and English version prEN IEC 63267-3-61:2024

Lamp caps and holders together with gauges for the control of interchangeability and safety - Part 2: Lampholders (IEC 60061-2:1969 + supplements A:1970 to S:1997 + A18:1998 to AMD59:2023 + A47:2014/COR1:2023, modified); German version EN 60061-2:1993 + A1:1995 to A7:1997 + A18:1998 to A59:2023 + A47:2014/AC:2023

Environmental Testing - Part 2-87: Tests - Test xx: UV-C Exposure of Materials and Components to Simulate Ultraviolet Germicidal Irradiation or Other Applications (IEC 104/1023/CDV:2023); German and English version prEN IEC 60068-2-87:2023

Electrical accessories - Circuit-breakers for overcurrent protection for household and similar installations - Part 2: Circuit-breakers for a.c. and d.c. operation; Supplement 1: Combined version of DIN EN 60898-2 (VDE 0641-12):2022-06 with DIN EN 60898-1 (VDE 0641-11):2020-11

Determination of certain substances in electrotechnical products - Part 11: Tris(2-chloroethyl) phosphate (TCEP) in plastics by gas chromatography-mass spectrometry (GC-MS) and liquid chromatography-mass spectrometry (LC-MS) (IEC 62321-11:2023); German version EN IEC 62321-11:2024

Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Part 2-803: Test methods for Z-axis expansion of base materials and printed boards (IEC 61189-2-803:2023); German version EN IEC 61189-2-803:2023

Materials for printed boards and other interconnecting structures - Part 2-54: Reinforced base materials clad and unclad - Halogenated modified or unmodified resin system, woven E-glass laminate sheets of defined dissipation factor (less than 0,005 at 10 GHz) and flammability (vertical burning test), copper-clad for high speed applications

Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence (IEC 61557-7:2019 + AMD1:2023); German version EN IEC 61557-7:2022 + A1:2023

Digital Video Broadcasting (DVB) - Second generation framing structure, channel coding and modulation systems for Broadcasting, Interactive Services, News Gathering and other broadband satellite applications - Part 2: DVB-S2 Extensions (DVB-S2X) (Endorsement of the English version EN 302 307-2 V1.4.1 (2024-05) as a German standard)

Paints and varnishes - Determination of volatile organic compounds (VOC) and/or semi volatile organic compounds (SVOC) content - Part 2: Gas-chromatographic method - Amendment 1 (ISO 11890-2:2020/Amd 1:2024); German version EN ISO 11890-2:2020/A1:2024