Designation of phase differences by hour numbers in three-phase AC systems
IEC 60152:2021 specifies methods and rules for the designation of phase difference between two items in a three-phase AC system. The designations are intended to be applied in the technical documentation of industrial installations, equipment, and products, and also on markings of equipment and products.
IEC 60152:2021 cancels and replaces the first edition published in 1963. This edition…
Désignation des déphasages par indices horaires des réseaux en courant alternatif triphasés
L'IEC 61052:2021 spécifie les méthodes et les règles en vue de la désignation du déphasage entre deux entités dans un réseau en courant alternatif triphasé. Les désignations sont destinées à figurer dans la documentation technique des installations, matériels et produits industriels, ainsi que sur les marquages des matériels et produits.
L'IEC 61052:2021 annule et remplace la 1re…
Virtual reality equipment and systems - Market, technology and standards requirements
IEC TR 63308:2021 discusses the market of virtual reality (VR) and the technical domains pertaining to a VR system. This document provides clarity on how existing standards can be used and highlights further requirements for standards within the scope of TC 100.
Rubber, vulcanized or thermoplastic — Determination of tendency to adhere to and corrode metals
This document specifies a method for the determination of the tendency of vulcanized or thermoplastic rubbers to adhere to and to corrode metals when exposed to a specified test environment.
Caoutchouc, vulcanisé ou thermoplastique — Détermination de la tendance à adhérer aux métaux et à le...
Le présent document spécifie une méthode de détermination de la tendance du caoutchouc, vulcanisé ou thermoplastique, à adhérer sur un métal et à le corroder lorsqu'il est exposé à un milieu d'essai spécifié.
Absorbent incontinence products for urine and/or faeces — Product type names and illustrations
This document provides recommended and other product type names and example pictures of product categories defined in ISO 9999, subclass 09 30, "Absorbing products to contain urine and faeces".
Produits d'incontinence pour l'absorption d'urine et/ou de matières fécales — Noms de...
Le présent document fournit des noms de types de produits recommandés et d’autres ainsi que des photos d’exemples des catégories de produits définis dans l’ISO 9999, sous-classe 09 30 «Produits absorbants pour contenir l’urine et les matières fécales».
Construction procurement — Part 4: Standard conditions for the calling for expressions of interest
This document sets out standard conditions for the calling for expressions of interest which
a) bind the employer and respondent to behave in a particular manner,
b) establish what is required for a respondent to submit a compliant submission,
c) make known to respondents the evaluation criteria, and
d) establish the manner in which the employer conducts the process of calling for expressions of…
Criteria for assessment of new extinguishants for inclusion in the ISO 14520 series
This document suggests specific types of information that can be useful for assessing safe and effective gaseous extinguishing media for inclusion in the ISO 14520 series.
Magnetic materials - Part 11: Methods of measurement of the surface insulation resistance of electri...
IEC 60404-11:2021 is applicable to electrical steel strip and sheet insulated by coating on one or both sides.
The object of this document is to define the general principles and technical details of the measurement of the surface insulation resistance of electrical steel strip and sheet.
NOTE This test is suitable for manufacturing and quality control in the application of insulation coatings…
