BS EN ISO 17769-1:2012 BSl Standards Publication Liquid pumps and installation General terms, definitions, quantities, letter symbols and units Part 1: Liquid pumps (IS0 17769-1:2012) bsi. ..making excellence a habit. BS EN ISO 17769-1:2012 BRITISH STANDARD National foreword This British Standard is the UK implementation of EN ISO 17769-1:2012. It supersedes BS EN 12723:2000, which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee MCE/6, Pumps and pump testing. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. @ The British Standards Institution 2012 Published by BSI Standards Limited 2012 ISBN9780580701702 ICS 23.080 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Amendments issued since publication Date Text affected EUROPEANSTANDARD ENISO 17769-1 NORME EUROPEENNE EUROPAISCHE NORM July 2012 ICS 23.080 Supersedes EN 12723:2000 , Version correct as of 06/05/2016 English Version Liquid pumps and installation - General terms, definitions, quantities, letter symbols and units - Part 1: Liquid pumps (lsO 17769-1:2012) Pompes pour liquides et installations - Termes generaux, Flussigkeitspumpen und -installationen - Allgemeine definitions, grandeurs, symboles litteraux et unites - Partie Begriffe - Definitionen, GroBen, Formelzeichen und 1: Pompes pour liquides (ISO 17769-1:2012) Einheiten - Teil 1: Flussigkeitspumpen (ISO 17769-1:2012) The University of Glasgow, ThisEuropeanStandardwasapprovedbyCENon10May2012 CEN members arebound 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 otherlanguage made by translation status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Siovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. cen EUROPEANCOMMITTEEFOR STANDARDIZATION COMITEEUROPEENDENORMALISATION EUROPAISCHESKOMITEEFURNORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels @2012CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 17769-1:2012: E worldwide for CEN national Members. EN ISO 17769-1:2012 (E) BSENISO17769-1:2012 Foreword collaboration with by Technical Committee CEN/TC 197 “Pumps" 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 January 2013, and conflicting national standards shall be withdrawn at the latest by January 2013. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 12723:2000. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania,Slovakia,Slovenia,Sp