BS EN 735-1995 Overall dimensions of rotodynamic p

BRITISHSTANDARDBSEN735:1995Overalldimensionsofrotodynamicpumps—TolerancesTheEuropeanStandardEN735:1995hasthestatusofaBritishStandard.ICS23.080BSEN735:1995ThisBritishStandard,havingbeenpreparedunderthedirectionoftheEngineeringSectorBoard,waspublishedundertheauthorityoftheStandardsBoardandcomesintoeffecton15December1995©BSI11-1999ThefollowingBSIreferencesrelatetotheworkonthisstandard:CommitteereferenceMCE/6Draftforcomment92/75553DCISBN0580247678CommitteesresponsibleforthisBritishStandardThepreparationofthisBritishStandardwasentrustedtoTechnicalCommitteeMCE/6,Pumpsandpumptesting,uponwhichthefollowingbodieswererepresented:BritishChemicalEngineeringContractors’AssociationBritishHydromechanicsResearchAssociationBritishPumpManufacturers’AssociationDepartmentofTradeandIndustry(NationalEngineeringLaboratory)ElectricityAssociationEnergyIndustriesCouncilUKOffshoreOperatorsAssociationLimitedWaterServicesAssociationofEnglandandWalesThefollowingbodieswerealsorepresentedinthedraftingofthestandard,throughsubcommitteesandpanels:EngineeringEquipmentandMaterialsUsers’AssociationProcessPlantAssociationSouthWestWaterAuthorityAmendmentsissuedsincepublicationAmd.No.DateCommentsBSEN735:1995©BSI11-1999iContentsPageCommitteesresponsibleInsidefrontcoverNationalforewordiiForeword2TextofEN7353ListofreferencesInsidebackcoverBSEN735:1995ii©BSI11-1999NationalforewordThisBritishStandardhasbeenpreparedbyTechnicalCommitteeMCE/6andistheEnglishlanguageversionofEN735Overalldimensionsofrotodynamicpumps—Tolerances,publishedbytheEuropeanCommitteeforStandardization(CEN),inthedevelopmentofwhichtheUKtookanactivepart.ABritishStandarddoesnotpurporttoincludeallthenecessaryprovisionsofacontract.UsersofBritishStandardsareresponsiblefortheircorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.Cross-referencesPublicationreferredtoCorrespondingBritishStandardISO496:1973BS5186:1975SpecificationforshaftcentreheightsBSEN22678GeneraltolerancesISO2768-1:1989(EN22768-1:1993)Part1:1993TolerancesforlinearandangulardimensionswithoutindividualtoleranceindicationsISO2768-2:1989(EN22768-2:1993)Part2:1993GeometricaltolerancesforfeatureswithoutindividualtoleranceindicationsSummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,pagesiandii,theENtitlepage,pages2to6,aninsidebackcoverandabackcover.Thisstandardhasbeenupdated(seecopyrightdate)andmayhavehadamendmentsincorporated.Thiswillbeindicatedintheamendmenttableontheinsidefrontcover.EUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN735April1995ICS23.080Descriptors:Rotodynamicpumps,dimensions,overalldimensions,dimensionaltolerancesEnglishversionOveralldimensionsofrotodynamicpumps—TolerancesDimensionsd’encombrementdespompesrotodynamiques—TolérancesAnschlußmaßefürKreiselpumpen—ToleranzenThisEuropeanStandardwasapprovedbyCENon1994-10-03.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCENCentralSecretariathasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.CENEuropeanCommitteeforStandardizationComitéEuropéendeNormalisationEuropäischesKomiteefürNormungCentralSecretariat:ruedeStassart36,B-1050Brussels©1995CopyrightreservedtoCENmembersRef.No.EN735:1995EEN735:1995©BSI11-19992ForewordThisEuropeanStandardhasbeenpreparedbySC4,Rotodynamicpumps,ofCEN/TC197,Pumps,theSecretariatofwhichisheldbyDIN,basedonaproposaldocument,CEN/TC197/SC4N23,submittedbytheEuropeanCommitteeofPumpManufacturers(EUROPUMP)inDecember1990,andwasadoptedforCENenquiryattheCEN/TC197/SC4meetingon1991-03-14inFrankfurt.ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbyOctober1995,andconflictingnationalstandardsshallbewithdrawnatthelatestbyOctober1995.AccordingtotheCEN/CENELECInternalRegulations,thefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.ContentsPageForeword21Scope32Normativereferences33Endsuctioncentrifugalpumps34Rotodynamicpumpsotherthanendsuctioncentrifugalpumps5Figure1—Overalldimensions3Table1—Acceptabletolerancesforoveralldimensions4Table2—Acceptabletolerancesforoveralldimensions5EN735:1995©BSI11-199931ScopeThisEuropeanStandardspecifiestheacceptabletolerancesforoveralldimensionsofrotodynamicpumpswithparticularrequirementsforhorizontal,singlestage,endsuction