Fuel cell technologies - Part 7-2: Test methods - Single cell and stack performance tests for solid ...
IEC 62282-7-2:2025 applies to SOFC cell/stack assembly units, testing systems, instruments and measuring methods, and specifies test methods to test the performance of SOFC cells and stacks. This document is not applicable to small button cells that are designed for SOFC material testing and provide no practical means of fuel utilization measurement. This document is used based on the…
Field Device Tool (FDT) Interface Specification - Part 53-31: Communication implementation for CLI a...
IEC TS 62453-53-31:2025 provides information for integrating the PROFIBUS[1] technology into the CLI-based implementation of FDT interface specification (IEC TS 62453-43).
This document specifies implementation of communication and other services based on IEC 62453‑303-1.
This document neither contains the FDT specification nor modifies it.
[1] PROFIBUS™ is a trade name of the non-profit…
Optical fibre cables - Part 1-307: Generic specification - Basic optical cable test procedures - Cab...
IEC 60794-1-307:2025 describes test procedures used in establishing uniform requirements of tubes for the mechanical property kinking. This document applies to optical fibre cables for use with telecommunication equipment and devices employing similar techniques, and to cables having a combination of both optical fibres and electrical conductors. Throughout the document, the wording "optical…
International Electrotechnical Vocabulary (IEV) - Part 726: Transmission lines and waveguides
IEC 60050-726:2025 gives the terms and definitions for the wide area of transmission lines and waveguides and the related technologies, from the physics to their applications representing the present state-of-the–art. This new edition reviews and complements the previous one. It has the status of a horizontal standard in accordance with IEC Guide 108.
This terminology is consistent with the…
Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety ...
IEC 62841-1:2014+AMD1:2025 CSV deals with the safety of electric motor-operated or magnetically driven:
- hand-held tools (IEC 62841-2);
- transportable tools (IEC 62841-3);
- lawn and garden machinery (IEC 62841-4). The above listed categories are hereinafter referred to as "tools" or "machines". The rated voltage is not more than 250 V for single-phase a.c. or d.c. tools…