EN 15096:2020
(Main)Devices to prevent pollution by backflow of potable water - Hose Union anti-vacuum valves - DN 15 to DN 25 inclusive Family H, type B and type D - General technical specification
Devices to prevent pollution by backflow of potable water - Hose Union anti-vacuum valves - DN 15 to DN 25 inclusive Family H, type B and type D - General technical specification
This document specifies:
a) the field of application;
b) the requirements of hose union anti vacuum valves;
c) dimensional and physio-chemical properties, and properties of general hydraulic, mechanical and acoustic design of hose union anti-vacuum valves of nominal sizes DN 15 up to and including DN 25;
d) marking and technical product information.
This document specifies the characteristics of hose union anti-vacuum valves of nominal size DN 15 up to and including DN 25 that are suitable for use in drinking water systems at pressures up to and including 1 MPa (10 bar) and temperatures up to and including 65 °C and for 1 h at 90 °C.
HB protects against back siphonage only and is installed in vertical downward flow position.
HD protects against back flow and is installed in vertical downward flow position.
HB and HD anti-vacuum valves are for installation exclusively at the connecting point between stop valve and hose in vertical downward flow position.
Sicherungseinrichtungen zum Schutz des Trinkwassers gegen Verschmutzung durch Rückfließen - Rohrbelüfter für Schlauchanschlüsse - DN 15 bis DN 25, Familie H, Typ B und Typ D - Allgemeine technische Bestimmungen
Dieses Dokument legt Folgendes fest:
a) den Anwendungsbereich;
b) die Anforderungen an Rohrbelüfter für Schlauchanschlüsse;
c) maßliche, physikalisch-chemische Eigenschaften und Eigenschaften allgemeiner hydraulischer, mechanischer und akustischer Art von Rohrbelüftern für Schlauchanschlüsse der Nennweiten DN 15 bis einschließlich DN 25;
d) Kennzeichung und technische Produktinformation.
Dieses Dokument legt die Eigenschaften von Rohrbelüftern für Schlauchanschlüsse der Nennweiten DN 15 bis einschließlich DN 25 fest, die für die Verwendung in Trinkwasserversorgungsanlagen bei Drücken bis einschließlich 1 MPa (10 bar) und Temperaturen bis einschließlich 65 °C sowie für 1 h bei 90 °C geeignet sind.
Rohrbelüfter HB schützen nur gegen Rücksaugen und sollten senkrecht nach unten installiert werden.
Rohrbelüfter HD schützen gegen Rücksaugen und sollten senkrecht nach unten installiert werden.
Rohrbelüfter HB und HD sind nur für den Einbau am Anschluss zwischen Vorabsperrung (Absperrventil) und Schlauch bestimmt, senkrecht nach unten gerichtet.
Dispositifs de protection contre la pollution par retour de l’eau potable - Soupapes anti-vide d’extrémité - DN 15 à DN 25 inclus Famille H, type B et type D - Spécifications techniques générales
Le présent document spécifie :
a) le domaine d’application ;
b) les exigences relatives aux soupapes anti-vide d’extrémité ;
c) les caractéristiques dimensionnelles, physico-chimiques, ainsi que les caractéristiques de conception hydraulique, mécanique et acoustique générales des soupapes anti-vide d’extrémité de dimension nominale DN 15 à DN 25 inclus ;
d) le marquage et les informations techniques sur le produit.
Le présent document spécifie les caractéristiques des soupapes anti-vide d’extrémité de dimension nominale DN 15 à DN 25 inclus, qui conviennent à une utilisation dans des réseaux d’eau potable à des pressions jusqu’à 1 MPa (10 bar) et des températures jusqu’à 65 °C et durant 1 h à 90 °C.
La soupape HB protège uniquement contre le siphonnage et est installée de façon à assurer un écoulement vertical descendant.
La soupape HD protège contre le retour d’eau et est installée de façon à assurer un écoulement vertical descendant.
Les soupapes anti-vide HB et HD sont prévues pour être installées exclusivement au point de raccordement entre le robinet d’arrêt et le flexible de façon à assurer un écoulement vertical descendant.
Naprave za varovanje pred onesnaženjem pitne vode zaradi povratnega toka - Ventili za preprečevanje podtlaka v pregibnih ceveh - DN 15 do DN 25, vključno z družino H, vrsto B in vrsto D - Splošna tehnična specifikacija
General Information
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Standards Content (Sample)
SLOVENSKI STANDARD
01-september-2020
Nadomešča:
SIST EN 15096:2009
Naprave za varovanje pred onesnaženjem pitne vode zaradi povratnega toka -
Ventili za preprečevanje podtlaka v pregibnih ceveh - DN 15 do DN 25, vključno z
družino H, vrsto B in vrsto D - Splošna tehnična specifikacija
Devices to prevent pollution by backflow of potable water - Hose Union anti-vacuum
valves - DN 15 to DN 25 inclusive Family H, type B and type D - General technical
specification
Sicherungseinrichtungen zum Schutz des Trinkwassers gegen Verschmutzung durch
Rückfließen - Rohrbelüfter für Schlauchanschlüsse - DN 15 bis DN 25, Familie H, Typ B
und Typ D - Allgemeine technische Bestimmungen
Dispositifs de protection contre la pollution de l'eau potable par retour - Soupapes anti-
vide d'extrémité - DN 15 à DN 25 inclus Famille H, type B et type D - Spécification
technique générale
Ta slovenski standard je istoveten z: EN 15096:2020
ICS:
13.060.20 Pitna voda Drinking water
23.060.01 Ventili na splošno Valves in general
91.140.60 Sistemi za oskrbo z vodo Water supply systems
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN 15096
EUROPEAN STANDARD
NORME EUROPÉENNE
June 2020
EUROPÄISCHE NORM
ICS 13.060.20; 23.060.01 Supersedes EN 15096:2008
English Version
Devices to prevent pollution by backflow of potable water
- Hose Union anti-vacuum valves - DN 15 to DN 25
inclusive Family H, type B and type D - General technical
specification
Dispositifs de protection contre la pollution par retour Sicherungseinrichtungen zum Schutz des Trinkwassers
de l'eau potable - Soupapes anti-vide d'extrémité - DN gegen Verschmutzung durch Rückfließen -
15 à DN 25 inclus Famille H, type B et type D - Rohrbelüfter für Schlauchanschlüsse - DN 15 bis DN
Spécifications techniques générales 25, Familie H, Typ B und Typ D - Allgemeine technische
Bestimmungen
This European Standard was approved by CEN on 24 May 2020.
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 CEN-CENELEC Management Centre 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 CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2020 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 15096:2020 E
worldwide for CEN national Members.
Contents Page
European foreword . 4
Introduction . 5
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 7
4 Nominal size . 7
5 Designation. 8
6 Marking and technical product information . 8
6.1 General . 8
6.2 Marking . 8
6.3 Technical product information . 9
7 Graphic symbol . 9
8 General design characteristics . 9
8.1 Design principle . 9
8.2 Connections . 11
8.3 Check valve . 11
9 Materials and surface finishes . 11
9.1 General . 11
9.2 Materials . 11
9.3 Corrosion resistance . 11
10 Characteristics and tests . 12
10.1 General . 12
10.2 Test sequence . 12
10.3 Visual verification (stage 1) . 12
10.3.1 Procedure. 12
10.3.2 Verification of the dimensional requirements of air inlets . 13
10.4 Bending moment and tightness test of HB element (stage 2) . 13
10.4.1 Tightness test equipment . 13
10.4.2 Bending moment, mechanical strength of the body and static high pressure leak
tightness test . 14
10.4.3 Static low pressure tightness test . 14
10.4.4 Dynamic low pressure tightness test . 15
10.5 Flow rate (stage 3) . 15
10.5.1 Flow rate testing equipment . 15
10.5.2 Procedure. 16
10.5.3 Requirement . 16
10.6 Opening pressure test (stage 4) . 16
10.6.1 Test equipment . 16
10.6.2 Procedure. 17
10.6.3 Requirements . 17
10.7 Endurance test (stage 5) . 17
10.7.1 General . 17
10.7.2 Endurance test equipment . 18
10.7.3 Dynamic test (test device 1) . 18
10.7.4 Endurance test; static, low pressure (test device 2) . 19
10.7.5 Endurance testing; 14 days (test device 3) . 20
10.8 Vacuum test (stage 6) . 21
10.8.1 General . 21
10.8.2 Backsyphonage test . 21
10.8.3 Efficiency of the air inlets . 22
10.9 Tightness test (stage 7) . 22
11 Acoustic characteristics . 22
11.1 General . 22
11.2 Procedure . 22
11.2.1 Mounting and operating conditions. 22
11.2.2 Test methods . 22
11.3 Test criteria . 23
11.3.1 Expression of the results . 23
11.3.2 Noise classification . 23
Annex A (informative) Tests and sampling . 24
European foreword
This document (EN 15096:2020) has been prepared by Technical Committee CEN/TC 164 “Water
supply”, the secretariat of which is held by AFNOR.
This document shall be given the status of a national standard, either by publication of an identical text
or by endorsement, at the latest by December 2020, and conflicting national standards shall be
withdrawn at the latest by December 2020.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 15096:2008.
In comparison with the previous edition, the following changes have been made:
a) title changed;
b) scope of application revised;
c) Clause 2 updated;
d) nominal size range in Clause 4 restricted;
e) Clause 9 adapted.
This document has been developed in reference with EN 1717.
According to the CEN-CENELEC Internal Regulations, the national standards organisations of the
following countries are bound to implement this document: Austria, Belgium, Bulgaria, Croatia, Cyprus,
Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy,
Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North
Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
...
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