BS EN 1717:2000 - Protection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow – BSI British Standards

BS EN 1717:2000

Protection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow

Status : Current   Published : January 2001

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PDF

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HARDCOPY



BS EN 1717:2000 Protection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow

BS EN 1717 deals with the means to be used to prevent the pollution of potable water inside premises and the general requirements of protection devices to avoid pollution by backflow.

The hygiene protection specifications of this standard are applicable to all the standards for systems or appliances connected to the private supply system for water intended for human consumption.

BS EN 1717 specifies the minimum requirements for product standards of protection units. The product standards are used to detail product specifications. In the absence of a product standard, BS EN 1717 is used as a reference in order to draw up a specification for the products out of new development.

Contents of BS EN 1717:

  • Foreword
  • Introduction
  • Scope
  • Normative references
  • Terms and definitions
  • Pollution of potable water: general observations
  • Backflow of used water
  • Connection
  • External influences
  • Materials
  • Stagnation
  • Harm caused by inadequate or improper maintenance
  • Analysis method of the risks at the point of use and choice of protection
  • General remarks
  • Determination of fluid categories which are or could be in contact with potable water
  • Determination of the installation characteristics
  • Separation by single or double walls
  • Air break to drain
  • Installation matrix
  • Protection units
  • Matrix of the protection units appropriate to fluid categories
  • Point of use protection for equipment at the draw-off point for domestic uses
  • Choice of the protection units to be implemented
  • Location of the protection units
  • Point of use protection of particular equipment for non domestic uses
  • Protection at the connection point to the public potable water system
  • Air break to drain
  • Reference list of the protection units
  • Guide table for determining the fluid category from which protection is required Summary of the analysis method
  • Bibliography



Standard NumberBS EN 1717:2000
TitleProtection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow
StatusCurrent
Publication Date15 January 2001
Normative References(Required to achieve compliance to this standard)prEN 806
Informative References(Provided for Information)No other standards are informatively referenced
International RelationshipsEN 1717:2000
Amended ByCorrigendum, July 2009
DescriptorsWater, Water storage, Water pollution, Domestic pipework systems, Water supply (buildings), Potable water, Anti-siphonage systems, Water storage cisterns, Pollution
ICS13.060.20
91.140.60
Title in FrenchProtection contre la pollution de l'eau potable dans les réseaux intérieurs et exigences générales des dispositifs de protection contre la pollution par retour
Title in GermanSchutz des Trinkwassers vor Verunreinigungen in Trinkwasser-Installationen und allgemeine Anforderungen an Sicherungseinrichtungen zur Verhütung von Trinkwasserverunreinigungen durch Rückfließen
CommitteeB/504/-/14
ISBN978 0 580 65644 6
PublisherBSI
FormatA4
DeliveryYes
Pages54
File Size633 KB
Price£254.00


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