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Avis d'intention
Câbles à gaine métallique
1.1 This Standard applies to single-conductor and multi-conductor Type RA90 and RC90 cables having a maximum temperature rating of 90 °C in both dry and wet locations and intended for installation in accordance with CSA C22.1...
Avis d'intention
Éoliennes — Partie 3 : Exigences de conception...
This part of IEC 61400 specifies additional requirements for assessment of the external conditions at an offshore wind turbine site and it specifies essential design requirements to ensure the engineering integrity of...
Avis d'intention
Tuyaux pour systèmes de distribution de gaz naturel
1.1 This standard establishes requirements for newly manufactured compressed natural gas hose assemblies, intended for use in natural gas dispensing stations. Hose assemblies may be categorized by the following classes: Class...
Avis d'intention
Chemins de roulement et raccords de plancher ...
1.1 This Standard applies to cellular metal and cellular concrete floor raceways and fittings that are intended to be installed in ordinary locations in accordance with CSA C22.1, Canadian Electrical Code, Part I. 1.2 This...
Avis d'intention
Chemins de roulement et raccords sous le plancher
1.1 This Standard applies to underfloor raceways intended to be installed within the concrete slab, or other flooring material, in accordance with the Rules of the Canadian Electrical Code, Part I. 1.2 This Standard does not...
Avis d'intention
Technologies de l'information — Jeu universel...
This document — specifies the architecture of the UCS; — defines terms used for the UCS; — describes the general structure of the UCS codespace; — specifies the assigned planes of the UCS: the Basic Multilingual Plane (BMP)...
Avis d'intention
Activités relatives aux services de l'eau potable...
This International Standard specifies the elements of drinking water and wastewater services of relevance and interest to users. It also provides guidance on how to identify users’ needs and expectations and how to assess...
Avis d'intention
Câbles de contrôle et d'instrumentation
.1 This Standard applies to multiple-conductor control and instrumentation cables (including thermocouple cables and thermocouple extension cables) having a voltage rating not exceeding 1000 V and intended for installation in...
Avis d'intention
Interrupteurs à usage spécial
1.1 This Standard applies to manually operated and mechanically operated special use switches that are a) for use on dc, ac/dc, or ac only; and b) rated at not more than i) 60 A at 250 V or less; or ii) 30 A or 2 hp at 600 V...
Avis d'intention
Performance des luminaires à grande hauteur pour...
1.1 This Standard specifies photometric performance requirements for highmast luminaires that are used for roadway applications. 1.2 The following light sources are addressed in this Standard: a) clear HPS lamp; b) clear...
Avis d'intention
Compatibilité électromagnétique (CEM) – Partie...
1 Scope and object This part of IEC 61000 is concerned with the emission of voltage changes, voltage fluctuations and flicker produced by equipment and impressed on the public low-voltage supply system. It specifies the...
Avis d'intention
Systèmes photovoltaïques - Qualification de conception...
This International Standard is a design qualification standard applicable to solar trackers for photovoltaic systems, but may be used for trackers in other solar applications. The standard defines test procedures for both key...