Intégration des appareils de terrain (FDI®) - Partie 5: Modèle d'Information FDI
L'IEC 62769-5:2023 définit le Modèle d'Information FDI®[1]. L'un des principaux objectifs du Modèle d'Information est de refléter la topologie du système d'automatisation. Par conséquent, il représente les appareils du système d'automatisation ainsi que les réseaux de communication connectés, y compris leurs propriétés, leurs relations et les opérations dont ils…
Matériaux émetteurs et récepteurs pour les radiocommunications - Technologies radio sur fibre et leu...
IEC 63098-3:2022 La présente partie de l’IEC 63098 spécifie l’interface RoF établissant la connexion de la station centrale avec les têtes radar distantes dans un système radar distant, et fournit aussi les informations nécessaires pour assurer la compatibilité entre les fournisseurs et, par conséquent, choisir des systèmes appropriés qui permettent de couvrir tous les types de systèmes RoF quels…
1 Scope
1.1 This standard applies to the following types of transfer switches that have a maximum rating of 1000
volts for use in non-hazardous locations, in accordance with Annex A1, Item 1:
a) Automatic transfer switches;
b) Manual or non-automatic transfer switches;
c) Closed transition transfer switches;
d) Hybrid transfer switches;
e) Transfer switches for fire pumps;
f) Bypass/…
Plastics piping systems for the supply of gaseous fuels — Unplasticized polyamide (PA-U) piping syst...
This document specifies the characteristics of valves made from unplasticized polyamide (PA-U) in accordance with ISO 16486-1, intended to be buried and used for the supply of gaseous fuels.
It is applicable to isolating unidirectional and bi-directional valves with spigot ends or electrofusion sockets intended to be fused with PA-U pipes or fittings conforming to ISO 16486-2 and ISO 16486-3…
1 Scope
1.1 General
This Standard specifies special requirements for the durability aspects of the design and construction of new parking structures and parts of buildings subject to vehicular traffic.
This includes pedestrian traffic areas adjoining to or contained within parking structures. These include areas such as stairs, and pedestrian bridges from parking structures.
The application…
Guidelines for combining different single-mode fibre sub-categories
IEC TR 62000:2021 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC TR 62000:2021 provides guidelines concerning single-mode fibre inter-compatibility. A given category of single-…
Medical electrical equipment — Part 2-67: Particular requirements for basic safety and essential per...
This document is applicable to the basic safety and essential performance of oxygen conserving equipment, hereafter referred to as ME equipment, in combination with its accessories intended to conserve supplemental oxygen by delivering gas intermittently and synchronized with the patient's inspiratory cycle, when used in the home healthcare environment. Oxygen conserving equipment is…
Medical electrical equipment - Part 2-67: Particular requirements for basic safety and essential per...
This document is applicable to the basic safety and essential performance of oxygen conserving equipment, hereafter referred to as ME equipment, in combination with its accessories intended to conserve supplemental oxygen by delivering gas intermittently and synchronized with the patient's inspiratory cycle, when used in the home healthcare environment. Oxygen conserving equipment is…
Essais non destructifs — Caractérisation et vérification de l'appareillage de contrôle par ultr...
Le présent document spécifie les méthodes, les tolérances et les critères d'acceptation permettant de vérifier les performances des équipements complets de contrôle par ultrasons (c'est-à-dire l'appareil, les traducteurs et les câbles connectés), en utilisant des blocs d'étalonnage normalisés appropriés.
Ces méthodes sont spécifiquement destinées aux équipements de contrôle…
Vacuum technology — Standard methods for measuring vacuum-pump performance — Part 1: General descrip...
This document specifies three methods for measuring the volume flow rate and one method each for measuring the base pressure, the compression ratio, and the critical backing pressure of a vacuum pump.
The first method for measuring the volume flow rate (the throughput method) is the basic concept, in which a steady gas flow is injected into the pump while the inlet pressure is measured. In…
