Rechercher

This document specifies the required characteristics of repositories used for the long-term storage of archive and library materials. It covers the siting, construction and renovation of the storage facility, and the installation and equipment to be used both within and around the building. This document applies to all archive and library materials held in repositories, where mixed media can be…

IEC 62271-211:2024 is applicable to single- and three-phase direct connections between gas-insulated metal-enclosed switchgear (GIS) for rated voltages above 52 kV and transformer arrangements to establish electrical and mechanical interchange ability and to determine the limits of supply for the transformer connection. This second edition cancels and replaces the first edition of IEC 62271-211:…

L'IEC 62271-211:2024 s'applique aux raccordements directs monophasés et triphasés entre l'appareillage sous enveloppe métallique à isolation gazeuse (GIS) pour des tensions assignées supérieures à 52 kV et des dispositions de transformateurs pour établir des possibilités d'échanges électriques et mécaniques et pour déterminer les limites d'alimentation pour le…

This document specifies the safety requirements and measures for circular saw benches with or without sliding table or demountable power feed unit or both and capable of continuous production use, also known as “table saws” (in the USA), hereinafter referred to also as “machines”. The machines are designed to cut solid wood and material with similar physical characteristics to wood (see ISO 19085…

IEC 60079-14:2024 contient les exigences spécifiques relatives à la conception de systèmes électriques, à la sélection, à l’installation et à l’inspection initiale exigée des installations électriques des appareils Ex électriques situés dans des atmosphères explosives, ou associées à celles-ci, comprenant les exigences relatives à la documentation et à la compétence du personnel. Ces exigences…

This document establishes the content for commercial specifications for concrete pumps which are used on building sites for concrete-mix delivery.

This document deals with the likely degradation of air performance of fans tested in standardized airways according to ISO 5801 when compared with the performance of fans tested under actual site conditions. It deals with the performance of a number of generic types of fan and fittings. The results given are intended as guidelines and only provide trends, as the system effect depends on the exact…

Le présent document traite de la dégradation probable de la performance aéraulique des ventilateurs soumis à essai sur circuits standards conformément à l’ISO 5801 par rapport aux performances de ventilateurs soumis à essai dans des conditions réelles sur site. Il traite des performances d’un certain nombre de ventilateurs et de composants génériques. Les résultats obtenus constituent des lignes…

IEC 63272:2024 specifies the performance and functional characteristics of the on-site AC interruptible power supply systems and applies to new nuclear facilities and newly installed or upgraded on-site AC interruptible power supply systems. The specific design requirements for the components of the power supply system are defined by the IEC standards listed in the normative references and are…

IEC 62381:2024 defines requirements and checklists for the factory acceptance test (FAT), the factory integration test (FIT), the site acceptance test (SAT), and the site integration test (SIT). These tests are carried out to demonstrate that the automation system meets the requirements of the applicable specification. This document provides a means for all parties, including the owner, the buyer…