Power transformers - Part 10-1: Determination of sound levels - Application guide
IEC 60076-10-1:2016+A1:2020 provides supporting information to help both manufacturers and purchasers to apply the measurement techniques described in IEC 60076-10. Besides the introduction of some basic acoustics, the sources and characteristics of transformer and reactor sound are described. Practical guidance on making measurements is given, and factors influencing the accuracy of the methods…
Erosion and sediment control installation and maintenance
1 Scope
1.1 General
This Standard outlines installation and maintenance requirements associated with a number of commonly used ESC measures. In addition, this Standard provides general best practice guidance for installing and maintaining ESC measures in conjunction with construction activity, including standardized guidance with respect to adhering to product manufacturer instructions. This…
Environmental labels and declarations — Self-declared environmental claims (Type II environmental la...
1 Scope
This International Standard specifies requirements for self-declared environmental claims, including
statements, symbols and graphics, regarding products. It further describes selected terms commonly
used in environmental claims and gives qualifications for their use. This International Standard also
describes a general evaluation and verification methodology for self-declared…
Marquage et déclarations environnementaux — Autodéclarations environnementales (Étiquetage de type I...
1 Domaine d’application
La présente Norme internationale spécifie les exigences relatives aux autodéclarations
environnementales, y compris les mentions, symboles et graphiques concernant les produits. Elle
décrit, en outre, des termes choisis, couramment employés dans les allégations environnementales,
en précisant leur utilisation. La présente Norme internationale décrit également une…
Canadian metadata standard for hydrometeorological monitoring stations This document
1 Scope
This Standard promotes best practices for collecting metadata for hydrometeorological stations and for publishing those metadata publicly at a central repository.
Any operator of a hydrometeorological station located in Canada should follow the WIGOS Metadata (see https://library.wmo.int/doc_num.php?explnum_id=10109). The metadata collected includes information about the observed…
1 Scope
1.1
This Standard applies to newly produced gas-fired outdoor infrared patio heaters (see Clause 3)
hereinafter referred to as “heaters” or “appliances”, constructed entirely of new, unused parts and
materials for use with:
a) natural gas; or
b) propane.
1.2
The heaters covered by this Standard are intended for installation in and heating of residential or nonresidential
spaces…
Cartographie des infrastructures souterraines de services publics
1 Domaine d’application
1.1 Généralités
Cette norme indique les exigences cartographiques en matière de documentation et de représentation des infrastructures souterraines de services publics et des équipements connexes au niveau ou sous le niveau du sol. Cette norme ne s’applique pas aux infrastructures de services publics installées normalement au-dessus du niveau du sol (p. ex., fils aériens…
Essai et enregistrement de débit de gaz d’échappement des joints de compresseur
1 Domaine d’application
1.1 Types de compresseurs
Cette norme s’applique au gaz d’échappement des joints de compresseur à partir des garnitures de tige de compresseur alternatif et des joints de compresseur centrifuge, y compris tous les systèmes auxiliaires et de support nécessaires au bon fonctionnement du système d’étanchéité ou de garniture.
Les procédures prises en compte dans cette norme…
Information technology — Coding of audio-visual objects — Part 3: Audio
1 Scope
This document integrates many different types of audio coding: natural sound with synthetic sound, low bitrate
delivery with high-quality delivery, speech with music, complex soundtracks with simple ones, and traditional
content with interactive and virtual-reality content. This document standardizes individually sophisticated
coding tools to provide a novel, flexible framework for…