Subject: Asking Proposals and Comments for Maintenance of existing International Standards, Confirmation of Experts of WGs, Nomination for new experts of WGs and Nomination for Convenors of WG 4 and WG 7, all of TC90. THIS DOCUMENT SUPERSEDES Document 90/142/DC due to changes made on Annex 2

IEC/PAS 61076-3-1xx Ed. 1.0: Connectors for electronic equipment - Product requirements - Part 3-1xx: Rectangular connector: Detail specification for an interface for 4 pair balanced, individually shielded, fixed and free connectors with a characteristic impedance of 100 Ohms, covering a frequency range from DC to 2300 MHz

Proposal from IEC Maintenance Team 3 (MT3) and Maintenance Team 4 (MT4) for a new edition of IEC 60745-1: General requirements. This is the second Document for Comment (DC). 116/50/DC was released on 2010-07-02. Comments from 116/XX/INF were incorporated into the following document

Two-pole socket-outlets with earthing contact rated for 16 A 250 V AC, portable socket-outlets, IPX4

Microbiology of the food chain - Method validation - Part 4: Protocol for method validation in a single laboratory - Amendment 1: Validation of a larger test portion size for qualitative methods (ISO 16140-4:2020/FDAM 1:2024); German version EN ISO 16140-4:2020/FprA1:2024

Fibre optic interconnecting devices and passive components - Connector optical interfaces for enhanced Macro bend multimode fibre - Part 3-81: Connector parameters of physically contacting 50 µm core diameter fibres - Non-angled polyphenylene sulphide rectangular ferrules with a single row of 12, 8, 4, or 2 fibres for reference connector applications (IEC 86B/4837/CDV:2024); German and English version prEN IEC 63267-3-81:2024

Electromagnetic compatibility (EMC) - Part 3-12: Limits - Limits for harmonic currents produced by equipment connected to public low-voltage systems with input current >16 A and ≤ 75 A per phase (IEC 77A/1042/CDV:2019); German and English version EN 61000-3-12:2011/prA1:2019 {frag1}:2019

Eurocode 3 - Design of steel structures - Part 1-4: Stainless steel structures

CEN/TS 13103-3, Railway applications - Wheelsets and bogies -­ Part 3: Design method for axles with external journals for urban rail

Railway applications - Wheel/Rail Friction Management - Part 3: Rationale for requirements and further background information