BRITISHSTANDARDBSEN62040-3:2001IncorporatingCorrigendumNo.1Uninterruptiblepowersystems(UPS)—Part3:MethodofspecifyingtheperformanceandtestrequirementsTheEuropeanStandardEN62040-3:2001hasthestatusofaBritishStandardICS29.200 LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,MonMay2105:43:21GMT+00:002007,UncontrolledCopy,(c)BSI©BSI10November2003ISBN0580382745NationalforewordThisBritishStandardistheofficialEnglishlanguageversionofEN62040-3:2001.ItwasderivedbyCENELECfromIEC62040-3:1999,includingCorrigendumJuly2003.ItsupersedesDDENV50091-3:1999whichiswithdrawn.TheCENELECcommonmodificationshavebeenimplementedattheappropriateplacesinthetextandareindicatedbycommonmodificationtags.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteePEL/22,Powerelectronics,whichhastheresponsibilityto:Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSICatalogueunderthesectionentitled“InternationalStandardsCorrespondenceIndex”,orbyusingthe“Search”facilityoftheBSIElectronicCatalogueorofBritishStandardsOnline.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.—aidenquirerstounderstandthetext;—presenttotheresponsibleinternational/Europeancommitteeanyenquiriesontheinterpretation,orproposalsforchange,andkeeptheUKinterestsinformed;—monitorrelatedinternationalandEuropeandevelopmentsandpromulgatethemintheUK.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,theENtitlepage,pages2to110,aninsidebackcoverandabackcover.TheBSIcopyrightnoticedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.AmendmentsissuedsincepublicationAmd.No.DateComments14671CorrigendumNo.110November2003ChangestoFigure4,FigureF.3andequationinAnnexELicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,MonMay2105:43:21GMT+00:002007,UncontrolledCopy,(c)BSI©2001CENELEC-AllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENELECmembers.Ref.No.EN62040-3:2001EICS29.200SupersedesENV50091-3:1998EnglishversionUninterruptiblepowersystems(UPS)Part3:Methodofspecifyingtheperformanceandtestrequirements(IEC62040-3:1999,modified)Alimentationssansinterruption(ASI)Partie3:Méthodedespécificationdesperformancesetprocéduresd'essai(CEI62040-3:1999,modifiée)UnterbrechungsfreieStromversorgungssystemeTeil3:MethodenzumFestlegenderLeistungs-undPrüfungsanforderungen(IEC62040-3:1999,modifiziert)ThisEuropeanStandardwasapprovedbyCENELECon2000-08-01.CENELECmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENELECmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENELECmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.CENELECmembersarethenationalelectrotechnicalcommitteesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.LicensedCopy:InstituteOfTechnologyTallaght,InstituteofTechnology,MonMay2105:43:21GMT+00:002007,UncontrolledCopy,(c)BSI(UninterruptiblePowerSystems):EN50091-1-1andEN50091-1-2concerningsafetyandEN50091-2concerningEMC.Thesemodificationswerethereforemuchmoreeditorialthantechnical.Consequently,inordertominimisetheperiodoftimeduringwhichtherearetwodifferentstandardsatIECandCENELEC,CLC/TC22XproposedtolaunchdirectlyaUAPtotheNationalComitteesonthetextofIEC62040-3:1999preparedbySC22B,Semiconductorconverters,ofIECTC22,Powerelectronics,togetherwiththecommonmodificationspreparedbyth