Rechercher

This document specifies the cooling efficiency ratio (CER) as a key performance indicator (KPI) for quantifying the efficient use of energy to control the temperature of spaces within a data centre (DC). This document: a) defines the CER of a DC; b) describes the relationship of this KPI to a DC’s infrastructure, information technology equipment and information technology operations; c)…

IEC 60794-2-10:2023 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 60794-2-10:2023 covers simplex and duplex optical fibre cables for indoor use. The requirements of IEC 60794-2…

This document establishes a set of basic writing rules, called “basic principles and methodology for stylistic guidelines (BSG)”, for writing in English that can be applied to other languages, facilitating communication in each language and from a language to other languages. It includes conceptual writing rules as well as specific grammar ones. This document is designed to facilitate written…

This document specifies the SAE J1939-based application layer, the payload of messages, and parameter groups for electronically controlled braking systems, including anti-lock braking systems (ABS), vehicle dynamics control systems (VDC), and running gears equipment, to ensure the interchange of digital information between road vehicles with a maximum authorized total mass greater than 3 500 kg…

IEC 61558-5-28:2023 provides common elements for basic time-critical and non-time-critical messaging communications between application programs in an automation environment and material specific to Type 28 fieldbus. The term "time-critical" is used to represent the presence of a time-window, in which one or more specified actions are required to be completed with some defined level of…

L'IEC 61558-5-28:2023 donne les éléments communs visant à assurer les communications de messagerie de base prioritaires et non prioritaires entre les programmes d’application d’un environnement d’automatisation et d’un matériel spécifique au bus de terrain de type 28. Le terme "prioritaire" est utilisé pour indiquer la présence d’une fenêtre temporelle, dans laquelle il est exigé…

IEC 62715-6-22:2023 specifies the standard measurement conditions and methods for determining the surface crease and waviness for the evaluation of foldable displays. The measurement methods are used to specify the extent of geometrical distortions in foldable display surfaces. This document applies to foldable display panels and modules (e.g. in-folding and out-folding) with one axis.

ISO/IEC 30161-2:2023 specifies the following items for the transport interoperability between nodal points in the IoT data exchange platform (IoT DEP): – requirements; – functional blocks; – operation mechanism.

IEC 60794-2-10:2023 covers simplex and duplex optical fibre cables for indoor use. The requirements of IEC 60794-2 are applicable to cables covered by this document. For cables intended for installation in industrial applications specified in ISO/IEC 11801-1, MICE specifications can be additionally required (see Clause B.2). This third edition cancels and replaces the second edition published in…

L'IEC 60794-2-10: 2023 couvre les câbles à fibres optiques simplex et duplex pour usage intérieur. Les exigences de l’IEC 60794-2 sont applicables aux câbles couverts par le présent document. Pour les câbles destinés à être installés dans des applications industrielles spécifiées dans l’ISO/IEC 11801-1, les spécifications MICE peuvent être exigées en plus (voir Article B.2). Cette troisième…