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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…

This document provides an overview and defines the purpose and fundamental principles of the ISO 14306 series as well as the structure of the various parts within the series and an overview of the conformance for files created consistent with the standard. The ISO 14306 series defines a binary file format description that is a representation of product information with the definitions necessary…

IEC 63241-2-4:2024 supplements or modifies the corresponding clauses in IEC 63241-1, so as to convert it into the IEC Standard: Electric motor-operated tools – Dust measurement procedure - Particular requirements for hand-held sanders. Where a particular subclause of IEC 63241-1 is not mentioned in this document, that subclause applies as far as relevant. Where this document states "…

IEC 60384-8:2024 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 60384-8:2024 is applicable to fixed capacitors of ceramic dielectric with a defined temperature coefficient (…

IEC 60384-9:2024 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 60384-9:2024 is applicable to fixed capacitors of ceramic dielectric with a defined temperature coefficient (…

IEC 62382:2024 defines procedures and specifications for loop check, which comprises the activities between the completion of the loop construction (including installation and point-to-point checks) and the beginning of cold commissioning. This document is applicable for the construction of new plants and for expansion or retrofits (i.e. revamping) of electrical and instrument (E&I)…

This document provides an outline of crisis concepts and the principles that inform and support contemporary thinking on the circumstances and conditions under which crises can develop. It specifies: —     concepts and principles, governing crises; —     the social-ecological system (SES) framework in which crises develop; —     factors that contribute to crises; —     the progression and…

This document specifies the conditioning of leather for physical and mechanical testing in standard atmospheres. It is applicable to all types of dry leather.

IEC TS 62607-6-30:2024 establishes a standardized method to determine the chemical key control characteristic - anion concentration for powder of graphene-based material by - ion chromatography. In this document, the measured anions are fluoride, chloride, nitrite, bromide, nitrate, sulphate, and phosphate. These anions, present in the extraction solution of graphene-based materials, are…