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This document provides scenarios, explanations and examples for the practical application of service management systems (SMS) based on ISO/IEC 20000-1:2018. These scenarios provide examples of situations in which an SMS can be used and how the requirements of ISO/IEC 20000-1:2018 can be applied. This document can be used with ISO/IEC 20000-1 as well as with ISO/IEC 20000-2, ISO/IEC 20000-3, ISO/…

This document establishes requirements for newly produced compressed hydrogen gas fuel system components, as listed below, that are intended for use on hydrogen gas powered land vehicles: a)       check valves (see Clause 8); b)       manual valves (see Clause 9); c)        manual container valves (see Clause 10); d)       automatic valves and automatic container valves (see Clause 11); e)      …

IEC SRD 63520:2024, which is a Systems Reference Deliverable (SRD), provides the concept system of energy challenges in smart cities, using the methodology framework and development processes in IEC SRD 63235. This document is applicable to development and improvement of the terms and concepts relevant to energy challenges in smart cities. As global climate change and energy scarcity become…

IEC 61557-1:2019+AMD1:2024 CSV specifies the general requirements applicable to measuring and monitoring equipment for testing the electrical safety in low-voltage distribution systems with nominal voltages up to 1 000 V AC and 1 500 V DC. When measuring equipment or measuring installations involve measurement tasks of various measuring equipment covered by this series of standards, then the part…

IEC 61784-3-19:2024 specifies a safety communication layer (services and protocol) based on IEC 61784‑1-19, IEC 61784-2-19 and the IEC 61158 series (Type 24 and Type 27). It identifies the principles for functional safety communications defined in IEC 61784‑3 that are relevant for this safety communication layer. This safety communication layer is intended for implementation in safety devices…

IEC 61784-3-19:2024 spécifie une couche de communication de sécurité (services et protocole) fondée sur l'IEC 61784 1-19, l'IEC 61784-2-19 et la série IEC 61158 (Types 24 et 27). Elle identifie les principes qui s'appliquent aux communications de sécurité fonctionnelle définies dans l'IEC 61784 3, associées à cette couche de communication de sécurité qui est destinée à être…

This document provides a framework and information on the total amount of energy appropriate for the deployment of smart city mobility and energy efficiency technologies. These technologies can increase operational energy efficiency and unlock enhanced transportation waste-free energy applications, as well as measuring energy consumption. The standard framework for energy-based green intelligent…

This document describes clamp blocks for tube lines having axial alignment, with or without electrical grounding, designed for a range of tube outside diameters from 4 mm to 36 mm selected from ISO 2964. This document specifies the dimensions of clamp blocks and the test methods for qualification testing.

IEC 63339:2024 specifies the unified reference model for smart manufacturing (URMSM) using a terminology and structure, and establishes criteria for creating reference models, as specializations, that support smart manufacturing. The terminology and structure comprise a set of common modelling elements, their associations, and conformance criteria. These common modelling elements address aspects…