BS EN 22858-1993 End-suction centrifugal pumps (ra

BRITISHSTANDARDBSEN22858:1993ISO2858:1975End-suctioncentrifugalpumps(rating16bar)—Designation,nominaldutypointanddimensionsTheEuropeanStandardEN22858:1993hasthestatusofaBritishStandardUDC621.671LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,SunApr2911:30:21GMT+00:002007,UncontrolledCopy,(c)BSIBSEN22858:1993ThisBritishStandard,havingbeenpreparedunderthedirectionoftheMachineryandComponentsStandardsPolicyCommittee,waspublishedundertheauthorityoftheStandardsBoardandcomesintoeffecton15April1993©BSI10-1999ThefollowingBSIreferencesrelatetotheworkonthisstandard:CommitteereferenceMCE/6SpecialannouncementinBSINews,August1992ISBN0580211665CooperatingorganizationsTheEuropeanCommitteeforStandardization(CEN),underwhosesupervisionthisEuropeanStandardwasprepared,comprisesthenationalstandardsorganizationsofthefollowingcountries:AustriaOesterreichischesNormungsinstitutBelgiumInstitutbelgedenormalisationDenmarkDanskStandardiseringsraadFinlandSuomenStandardisoimisliito,r.y.FranceAssociationfrançaisedenormalisationGermanyDeutschesInstitutfürNormunge.V.GreeceHellenicOrganizationforStandardizationIcelandTechnologicalInstituteofIcelandIrelandNationalStandardsAuthorityofIrelandItalyEnteNazionaleItalianodiUnificazioneLuxembourgInspectionduTravailetdesMinesNetherlandsNederlandsNormalisatie-instituutNorwayNorgesStandardiseringsforbundPortugalInstitutoPortuguèsdaQualidadeSpainAsociaciónEspañoladeNormalizaciónyCertificaciónSwedenStandardiseringskommissioneniSverigeSwitzerlandAssociationsuissedenormalisationUnitedKingdomBritishStandardsInstitutionAmendmentsissuedsincepublicationAmd.No.DateCommentsLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,SunApr2911:30:21GMT+00:002007,UncontrolledCopy,(c)BSIBSEN22858:1993©BSI10-1999iContentsPageCooperatingorganizationsInsidefrontcoverNationalforewordiiForeword2TextofEN228583NationalannexNA(informative)CommitteesresponsibleInsidebackcoverNationalannexNB(informative)Cross-referencesInsidebackcoverLicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,SunApr2911:30:21GMT+00:002007,UncontrolledCopy,(c)BSIBSEN22858:1993ii©BSI10-1999NationalforewordThisBritishStandardhasbeenpreparedunderthedirectionoftheMachineryandComponentsStandardsPolicyCommitteeandistheEnglishlanguageversionofEN22858:1993End-suctioncentrifugalpumps(rating16bar)—Designation,nominaldutypointanddimensions,publishedbytheEuropeanCommitteeforStandardization(CEN).ItisidenticalwithISO2858:1975,publishedbytheInternationalOrganizationforStandardization(ISO).EN22858:1993wasproducedasaresultofinternationaldiscussioninwhichtheUKtookanactivepart.ABritishStandarddoesnotpurporttoincludeallthenecessaryprovisionsofacontract.UsersofBritishStandardsareresponsiblefortheircorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,pagesiandii,theENtitlepage,pages2to6,aninsidebackcoverandabackcover.Thisstandardhasbeenupdated(seecopyrightdate)andmayhavehadamendmentsincorporated.Thiswillbeindicatedintheamendmenttableontheinsidefrontcover.LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,SunApr2911:30:21GMT+00:002007,UncontrolledCopy,(c)BSIEUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN22858February1993UDC621.671Descriptors:Pumps,centrifugalpumps,designation,specifications,performanceevaluation,dimensionsEnglishversionEnd-suctioncentrifugalpumps(rating16bar)—Designation,nominaldutypointanddimensions(ISO2858:1975)Pompescentrifugesàaspirationenbout(pressionnominale16bar)—Désignation,pointdefonctionnementnominaletdimensions(ISO2858:1975)KreiselpumpenmitaxialemEintrittPN16—Bezeichnung,NennleistungundAbmessungen(ISO2858:1975)ThisEuropeanStandardwasapprovedbyCENon1992-12-02.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.CENEuropeanCommitteeforStandardizationComitéEuropéendeNormalisationEuropäischesKomiteefürNormungCentralSecretariat:ruedeStassart36,B-1050Brussels©1993CopyrightreservedtoCENmembersRef.No.EN22858:1993ELicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,SunApr2911:30:21GMT+00:002007,UncontrolledCopy,(c)BSIEN22858:1993©BSI10-19992ForewordIn1991,theInternationalStandardISO2858:1975(secondedition)End-suctioncentrifugalpumps(rating16bar)—Designation,nominaldutypointanddimensionswassubmittedtotheCE