EN 14454:2005
(Main)Devices to prevent pollution by backflow of potable water - Hose union backflow preventer DN 15 to DN 32 - Family H, type A
Devices to prevent pollution by backflow of potable water - Hose union backflow preventer DN 15 to DN 32 - Family H, type A
This document specifies:
a) field of application;
b) requirements for hose union backflow preventer;
c) dimensional and the physico-chemical properties and the properties of general hydraulic, mechanical and acoustic design of hose union backflow preventers DN 15 to DN 32;
d) test method and requirements for verifying these properties;
e) marking and presentation;
f) acoustics.
This document specifies the characteristics of hose union backflow preventers DN 15 to DN 32 that are suit-able for use in drinking water systems at pressures up to 1 MPa (10 bar) and temperatures up to 65 °C and for 1 h at 90 °C.
Sicherungseinrichtungen zum Schutz des Trinkwassers gegen Verschmutzung durch Rückfließen - Sicherungsarmatur für Schlauchanschlüsse DN 15 bis DN 32 - Familie H, Typ A
Dispositifs de protection contre la pollution de l'eau potable par retour - Disconnecteur d'extrémité DN 15 à DN 32 - Famille H, type A
Naprave za varovanje pred onesnaženjem pitne vode zaradi povratnega toka – Ločevalnik za preprečevanje povratnega toka v pregibnih ceveh DN 15 do DN 32 – Družina H, tip A
General Information
Standards Content (Sample)
SLOVENSKI STANDARD
SIST EN 14454:2005
01-september-2005
1DSUDYH]DYDURYDQMHSUHGRQHVQDåHQMHPSLWQHYRGH]DUDGLSRYUDWQHJDWRND±
/RþHYDOQLN]DSUHSUHþHYDQMHSRYUDWQHJDWRNDYSUHJLEQLKFHYHK'1GR'1±
'UXåLQD+WLS$
Devices to prevent pollution by backflow of potable water - Hose union backflow
preventer DN 15 to DN 32 - Family H, type A
Sicherungseinrichtungen zum Schutz des Trinkwassers gegen Verschmutzung durch
Rückfließen - Sicherungsarmatur für Schlauchanschlüsse DN 15 bis DN 32 - Familie H,
Typ A
Dispositifs de protection contre la pollution de l'eau potable par retour - Disconnecteur
d'extrémité DN 15 a DN 32 - Famille H, type A
Ta slovenski standard je istoveten z: EN 14454:2005
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
SIST EN 14454:2005 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
---------------------- Page: 1 ----------------------
SIST EN 14454:2005
---------------------- Page: 2 ----------------------
SIST EN 14454:2005
EUROPEAN STANDARD
EN 14454
NORME EUROPÉENNE
EUROPÄISCHE NORM
May 2005
ICS 13.060.20; 23.060.01
English version
Devices to prevent pollution by backflow of potable water - Hose
union backflow preventer DN 15 to DN 32 - Family H, type A
Dispositifs de protection contre la pollution de l'eau potable Sicherungseinrichtungen zum Schutz des Trinkwassers
par retour - Disconnecteur d'extrémité DN 15 à DN 32 - gegen Verschmutzung durch Rückfließen -
Famille H, type A Sicherungsarmatur für Schlauchanschlüsse DN 15 bis DN
32 - Familie H, Typ A
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 14454:2005: E
worldwide for CEN national Members.
---------------------- Page: 3 ----------------------
SIST EN 14454:2005
EN 14454:2005 (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 .9
9 Physico-chemical characteristics.10
10 Characteristics and tests .11
11 Acoustic characteristics .
...
Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.