Devices to prevent pollution by backflow of potable water - Pipe interrupter with permanent atmospheric vent DN 10 to DN 20 - Family D, type C

This document specifies:
a)   field of application;
b)   requirements for pipe interrupters with permanent atmospheric vent;
c)   dimensional, the physico-chemical properties and the properties of general hydraulic, mechanical and acoustic design of pipe interrupters with permanent atmospheric vent, DN 10 to DN 20;
d)   test method and requirements for verifying these properties;
e)   marking and presentation;
f)   acoustics.
This document specifies the characteristics of pipe interrupters with permanent atmospheric vent, DN 10 to DN 20 that are suitable for use in drinking water systems at pressures up to 1 MPa (10 bar) and temperatures up to 65 °C and for 1 h 90 °C.
Backflow protection devices integrated in flushing valves are similar to DC and are not covered under this document. The requirements are stated in EN 12541.
This document specifies:
a)   field of application;
b)   requirements for pipe interrupters with permanent atmospheric vent;
c)   dimensional, the physico-chemical properties and the properties of general hydraulic, mechanical and acoustic design of pipe interrupters with permanent atmospheric vent, DN 10 to DN 20;
d)   test method and requirements for verifying these properties;
e)   marking and presentation;
f)   acoustics.
This document specifies the characteristics of pipe interrupters with permanent atmospheric vent, DN 10 to DN 20 that are suitable for use in drinking water systems at pressures up to 1 MPa (10 bar) and temperatures up to 65 °C and for 1 h 90 °C.
Backflow protection devices integrated in flushing valves are similar to DC and are not covered under this document. The requirements are stated in EN 12541.

Sicherungseinrichtungen zum Schutz des Trinkwassers gegen Verschmutzung durch Rückfließen - Rohrunterbrecher mit ständig geöffneten Luftein-trittsöffnungen, DN 10 bis DN 20 - Familie D, Typ C

Dieser europäische Norm-Entwurf legt Folgendes fest:
3 Geltungsbereich;
3 Anforderungen an Rohrunterbrecher mit ständigen Lufteintrittsöffnungen und Gehäusen aus anorganischen Werkstoffen;
3 maßliche, physikalisch-chemische Eigenschaften und Eigenschaften allgemeiner hydraulischer, mechanischer und akustischer Art von Rohrunterbrechern mit ständigen Lufteintrittsöffnungen, in den Nenngrößen DN 10 bis einschließlich DN 20;
3 Prüfverfahren und Anforderungen, um diese Eigenschaften nachzuweisen. Für kombinierte Geräte ) ist nur der Rücksaugtest durchzuführen;
3 Kennzeichnung;
3 Geräuschverhalten.
Dieser Entwurf legt die Eigenschaften von Rohrunterbrechern mit ständigen Lufteintrittsöffnungen in den Nenn-größen DN 10 bis einschließlich DN 20 fest, die für den Gebrauch in Trinkwassersystemen bei Drücken bis einschließlich 1 000 kPa (10 bar) und Temperaturen bis einschließlich 65 °C und für 1 h bis 90 °C geeignet sind.

Dispositifs de protection contre la pollution de l'eau potable par retour - Rupteur a évent atmosphérique permanent DN 10 a DN 20 - Famille D, type C

La présente Norme européenne spécifie :
3 le domaine d'application ;
3 les exigences pour les rupteurs a évent atmosphérique permanent avec les corps non plastifiés ;
3 les caractéristiques dimensionnelles, physico-chimiques, de conception, hydrauliques, mécaniques et acoustiques de rupteur a évent atmosphérique permanent DN 10 et DN 20 inclus ;
3 la méthode d'essai et les exigences pour vérifier leurs caractéristiques. Pour les dispositifs combinés ) seul l'essai antipollution est a effectuer ;
3 le marquage et la présentation a la livraison ;
3 les caractéristiques acoustiques.
La présente norme spécifie les caractéristiques d'un type de rupture a évent atmosphérique permanent de diametre nomimal DN 10 jusqu'a y compris DN 32 qui sont appropriés pour l'utilisation dans des réseaux d'eau potable a des pressions jusqu'a y compris 1 000 kPa (10 bar) et des températures jusqu'a y compris 65 °C et durant 1 h a 90 °C.
Les dispositifs de protection contre les retours d'eaux intégrés a des robinets de chasse sont similaires au dispositif DC et ne sont pas couverts par cette norme. Les exigences sont indiquées dans l'EN 12541.

Naprave za varovanje pred onesnaženjem pitne vode zaradi povratnega toka - Cevni prekinjalnik z odprtinami za stalni dovod zraka, DN 10 do DN 20 – Družina D, tip C

General Information

Status
Published
Publication Date
31-Aug-2005
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
01-Sep-2005
Due Date
01-Sep-2005
Completion Date
01-Sep-2005

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SLOVENSKI STANDARD
SIST EN 14453:2005
01-september-2005
Naprave za varovanje pred onesnaženjem pitne vode zaradi povratnega toka -

Cevni prekinjalnik z odprtinami za stalni dovod zraka, DN 10 do DN 20 – Družina D,

tip C

Devices to prevent pollution by backflow of potable water - Pipe interrupter with

permanent atmospheric vent DN 10 to DN 20 - Family D, type C
Sicherungseinrichtungen zum Schutz des Trinkwassers gegen Verschmutzung durch

Rückfließen - Rohrunterbrecher mit ständig geöffneten Luftein-trittsöffnungen, DN 10 bis

DN 20 - Familie D, Typ C

Dispositifs de protection contre la pollution de l'eau potable par retour - Rupteur a évent

atmosphérique permanent DN 10 a DN 20 - Famille D, type C
Ta slovenski standard je istoveten z: EN 14453:2005
ICS:
13.060.20 Pitna voda Drinking water
23.060.50 Blokirni ventili Check valves
91.140.60 Sistemi za oskrbo z vodo Water supply systems
SIST EN 14453:2005 en

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------
SIST EN 14453:2005
---------------------- Page: 2 ----------------------
SIST EN 14453:2005
EUROPEAN STANDARD
EN 14453
NORME EUROPÉENNE
EUROPÄISCHE NORM
May 2005
ICS 13.060.20; 23.060.50
English version
Devices to prevent pollution by backflow of potable water - Pipe
interrupter with permanent atmospheric vent DN 10 to DN 20 -
Family D, type C

Dispositifs de protection contre la pollution de l'eau potable Sicherungseinrichtungen zum Schutz des Trinkwassers

par retour - Rupteur à évent atmosphérique permanent DN gegen Verschmutzung durch Rückfließen -

10 à DN 20 - Famille D, type C Rohrunterbrecher mit ständig geöffneten Luftein-
trittsöffnungen, DN 10 bis DN 20 - Familie D, Typ C
This European Standard was approved by CEN on 24 December 2004.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European

Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national

standards may be obtained on application to the Central Secretariat or to any CEN member.

This European Standard exists in three official versions (English, French, German). A version in any other language made by translation

under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official

versions.

CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,

Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,

Slovenia, Spain, Sweden, Switzerland and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: rue de Stassart, 36 B-1050 Brussels

© 2005 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 14453:2005: E

worldwide for CEN national Members.
---------------------- Page: 3 ----------------------
SIST EN 14453:2005
EN 14453:2005 (E)
Contents Page

Foreword..............................................................................................................................................................3

Introduction .........................................................................................................................................................4

1 Scope ......................................................................................................................................................5

2 Normative references ............................................................................................................................5

3 Terms and definitions ...........................................................................................................................6

4 Nominal sizes.........................................................................................................................................6

5 Designation ............................................................................................................................................6

6 Marking and technical documents.......................................................................................................7

7 Symbolization.........................................................................................................................................8

8 General design characteristics ............................................................................................................8

9 Physico-chemical characteristics........................................................................................................9

10 Characteristics and tests ......................................................................................................................9

11 Acoustic characteristics .....................................................................................................................14

Annex A (normative) Sampling and test sequence......................................................................................15

Bibliography ......................................................................................................................................................16

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SIST EN 14453:2005
EN 14453:2005 (E)
Foreword

This document (EN 14453:2005) has been prepared by Technical Committee CEN/TC 164 “Water supply”,

the secretariat of which is held by AFNOR.

This European Standard shall be given the status of a national standard, either by publication of an identical

text or by endorsement, at the latest by November 2005, and conflicting national standards shall be withdrawn

at the latest by November 2005.

This document has been developed with reference to EN°1717 "Protection against pollution of potable water

in water installations and general requirements of devices to prevent pollution by backflow".

According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following

countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Den-

mark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxem-

bourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and

United Kingdom.
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SIST EN 14453:2005
EN 14453:2005 (E)
Introduction

In respect of potential adverse effects on the quality of water intended for human consumption, caused by the

product covered by this document:

a) this document provides no information as to whether the product may be used without restriction in

any of the Member States of the EU or EFTA;

b) it should be noted that, while awaiting the adoption of verifiable European criteria, existing national

regulations concerning the use and/or the characteristics of this product remain in force.

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SIST EN 14453:2005
EN 14453:2005 (E)
1 Scope
This document specifies:
a) field of application;
b) requirements for pipe interrupters with permanent atmospheric vent;

c) dimensional, the physico-chemical properties and the properties of general hydraulic, mechanical and

acoustic design of pipe interrupters with permanent atmospheric vent, DN 10 to DN 20;

d) test method and requirements for verifying these properties;
e) marking and presentation;
f) acoustics.

This document specifies the characteristics of pipe interrupters with permanent atmospheric vent, DN 10 to

DN 20 that are suitable for use in drinking water systems at pressures up to 1 MPa (10 bar) and temperatures

up to 65 °C and for 1 h 90 °C.

Backflow protection devices integrated in flushing valves are similar to DC and are not covered under this

document. The requirements are stated in EN 12541.
2 Normative references

The following referenced documents are indispensable for the application of this document. For dated refer-

ences, only the edition cited applies. For undated references, the latest edition of the referenced document

(including any amendments) applies.

EN 806-1:2000, Specifications for installations inside buildings conveying water for human consumption —

Part 1: General

EN 1717:2000, Protection against pollution of potable water in drinking water installations and general re-

quirements of devices to prevent pollution by backflow

EN ISO 228-1, Pipe threads where pressure-tight joints are not made on the threads — Part 1: Dimensions,

tolerances and designation (ISO 228-1:2000)

EN ISO 3822-1, Acoustics — Laboratory tests on noise emission from appliances and equipment used in

water supply installations — Part 1: Method of measurement (ISO 3822-1:1999)

EN ISO 3822-3, Acoustics — Laboratory tests on noise emission from appliances and equipment used in

water supply installations — Part 3: Mounting and operating conditions for in-line valves and appliances

(ISO 3822-3:1997)

EN ISO 3822-4, Acoustics — Laboratory tests on noise emission from appliances and equipment used in wa-

ter supply installations — Part 4: Mounting and operating conditions for special appliances (ISO 3822-4:1997)

EN ISO 5167-1, Measurement of fluid flow by means of pressure differential devices — Part 1: Orifice plates,

nozzles and Venturi tubes inserted in circular cross-section conduits running full (ISO 5167-1:1991)

EN ISO 6509, Corrosion of metals and alloys — Determination of dezincification resistance of brass

(ISO 6509:1981)
---------------------- Page: 7 ----------------------
SIST EN 14453:2005
EN 14453:2005 (E)

ISO 7-1, Pipe threads where pressure-tight joints are made on the threads — Part 1: Dimensions, tolerances

and designation
ISO 9227, Corrosion tests in artificial atmospheres — Salt spray tests
3 Terms and definitions

For the purposes of this document, the terms and definitions given in EN 1717:2000, EN 806-1:2000 and the

following apply.
pipe interrupter with permanent atmospheric vent

pipe interrupter fitted with air inlet port(s) which is (are) totally unrestricted and permanent. Water flows verti-

cally downwards. The device prevents back flow by venting to atmosphere all the downstream and upstream

elements.

For the purpose of this document "pipe interrupter with permanent atmospheric vent DC" is hereafter referred

to as "device(s)"
4 Nominal size

The nominal size of device (DN designated) shall correspond to the denomination of the thread according to

Table 1.
For specifications of threads refer to 8.2.
Table 1 — Nominal size vs thread size
DN 10 15 20
Thread size ⅜ ½ ¾
5 Designation
The devices are designated by:
a) name;
b) reference to this document (EN 14453);
c) family, type;
d) DN;
e) body material;
f) acoustic group.
Example for a designation:
Pipe interrupter, EN
...

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