Building automation and control systems (BACS) - Part 2: Hardware (ISO/DIS 16484-2:2023); German and English version prEN ISO 16484-2:2023

Acoustics - Determination of aircraft noise exposure at airfields - Part 2: Evaluation and generation of additional input data for calculation - Trajectory data and data acquisition system; Text in German and English

Secondary cells and batteries containing alkaline or other non-acid electrolytes - Safety requirements for portable sealed secondary lithium cells, and for batteries made from them, for use in portable applications - Part 2: Lithium systems

Metallic materials - Brinell hardness test - Part 2: Verification and calibration of testing machines (ISO/DIS 6506-2:2023); German and English version prEN ISO 6506-2:2023

Series capacitors for power systems - Part 2: Protective equipment for series capacitor banks (IEC 60143-2:2012/A1:2021); German version EN 60143-2:2013/FprA1:2021

Lighting system electro-mechanical interfaces - Part 2: Interchangeability requirements - Part 2-1: Four-pin ELV twist-lock interface - Type ZB18

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 2: Designation and specification of resistance to chemical attack and thermal shock (ISO/DIS 28721-2:2023)

Water meters for cold potable water and hot water - Part 2: Test methods (ISO/DIS 4064-2:2023); German and English version prEN ISO 4064-2:2023

Fine ceramics (advanced ceramics, advanced technical ceramics) --Test method for thermal property measurements of metalized ceramic substrates - Part 2: Evaluation of heat transfer characteristics for metalized ceramics substrate for power modules

Ophthalmic implants - Intraocular lenses - Part 2: Optical properties and test methods (ISO/DIS 11979-2:2023); German and English version prEN ISO 11979-2:2023