NF EN 1491

NF EN 1491

July 2022
Standard Current

Building valves - Expansion valves - Tests and requirements

Le présent document spécifie les dimensions, les matériaux et les exigences de performance (y compris les méthodes d'essai) auxquels doivent satisfaire les soupapes d'expansion de diamètre nominal allant de DN 15 à DN 32, dont les pressions de service sont comprises entre 0,1 MPa (1 bar) et 1,0 MPa (10 bar).

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Main informations

Collections

National standards and national normative documents

Publication date

July 2022

Number of pages

31 p.

Reference

NF EN 1491

ICS Codes

91.140.65   Water heating equipment

Classification index

D36-405

Print number

1

European kinship

EN 1491:2022
Sumary
Building valves - Expansion valves - Tests and requirements

Le présent document spécifie les dimensions, les matériaux et les exigences de performance (y compris les méthodes d'essai) auxquels doivent satisfaire les soupapes d'expansion de diamètre nominal allant de DN 15 à DN 32, dont les pressions de service sont comprises entre 0,1 MPa (1 bar) et 1,0 MPa (10 bar).
Replaced standards (1)
NF EN 1491
December 2000
Standard Cancelled
Building valves - Expansion valves - Tests and requirements

Le présent document spécifie les caractéristiques dimensionnelles, hydrauliques, d'étanchéité et de résistance mécanique auxquelles doivent satisfaire les soupapes d'expansion pour appareil de production d'eau chaude sanitaire, ainsi que les essais permettant de les contrôler. Il définit également la nature des matériaux utilisés et l'état de surface des produits finis ainsi que leur marquage.

Table of contents
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  • Avant-propos européen
  • 1 Domaine d'application
  • 2 Références normatives
  • 3 Termes et définitions
  • 4 Matériaux et surfaces
  • 5 Exigences de conception, de dimensions et de pression
  • 6 Appareillage
  • 7 Essais et exigences hydrauliques
  • 8 Essais et exigences mécaniques
  • 9 Classification
  • 10 Désignation
  • 11 Marquage
  • 12 Documents techniques et présentation à la livraison
  • Annexe A (informative) Classification des chauffe-eau selon le type de chauffe
  • Bibliographie
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