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Avis d'intention
Évaluation des performances des refroidisseurs...
1.1 This Standard applies to factory-designed and prefabricated vapour-compression chillers that include one or more hermetic or external drive compressors. 1.2 The compressor types covered under this Standard include (a)...
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Consommation d'énergie des petits équipements...
1.1 This Standard specifies the test method for measuring and reporting the power consumption of small network equipment. Note: This Standard is technology neutral. 1.2 The following products are not covered by this Standard...
Avis d'intention
Standard for Safety for Check Valves for Fire...
These requirements cover check valves of 1 NPS and larger, used in piping systems supplying water for fire protection service. The check valves covered by these requirements are intended for installation and use in accordance...
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Méthode d'essai normalisée de la résistance dynamique...
.1 This test method determines the wind uplift resistance of membrane-roofing systems when subjected to dynamic wind load cycles. The test methods are applicable to a) mechanically attached membrane roofing systems; and b)...
Avis d'intention
Transformateurs de distribution triphasés sur...
1.1 This Standard specifies the requirements for three-phase, pad-mounted distribution transformers, consisting of a transformer and a cable entrance compartment with provision for separable insulated high-voltage connectors...
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Appareils électrodomestiques et analogues – Sécurité...
This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric fence energizers, the rated voltage of which is not more than 250 V and by means of which fence wires in...
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Technologies de l'information - Interconnexion...
1.1 This series of Recommendations / International Standards defines a set of generic facilities to assist in the provision of security services in OSI applications. These include: (a) a set of notational tools to support the...
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Technologies de l´information - Opérations distantes...
This Recommendation / International Standard provides the framework for the realization as an OSI application context of the abstracts concepts of operation package and association contract defined in ITU-T Rec. X.880 / ISO...
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Technologies de l'information - Codage des objets...
This International Standard defines the Symbolic Music Representation technology. By capitalising the Symbolic Music Representation technology the acronym "SMR" has been derived. A symbolic representation of music is a...
Avis d'intention
Technologies de l'information - Système de codage...
This Recommendation | International Standard defines a normative but optional file format for storing compound images using the JPEG 2000 file format family architecture. This format is an extension of the JP2 file format...
Avis d'intention
Condensateurs shunt pour réseaux à courant alternatif...
This part of IEC 60871 is applicable to both capacitor units and capacitor banks intended to be used, particularly, for power-factor correction of a.c. power systems having a rated voltage above 1 000 V and frequencies of 15...
Avis d'intention
Fondations a thermosiphon de batiments construits...
1.1 Scope This Standard provides requirements for all life-cycle phases of thermosyphon foundations for new buildings on permafrost, including site characterization, design, installation, and commissioning phases as well as...
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