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1、IEEEStd446-1995(RevisionofIEEEStd446-1987)IEEERecommendedPracticeforEmergencyandStandbyPowerSystemsforIndustrialandCommercialApplicationsSponsorPowerSystemsEngineeringCommitteeoftheIndustrialandCommercialPowerSystemsDepartmentoftheIEEEIndustryApplicationsSo
2、cietyApproved12December1995IEEEStandardsBoardAbstract:ThisRecommendedPracticeaddressestheuses,powersources,design,andmain-tenanceofemergencyandstandbypowersystems.Chapter3isageneraldiscussionofneedsforandtheconfigurationofemergencyandstandbysystems.Chapter9
3、liststhepowerneedsforspecificindustries.Chapters4and5dealwithselectionofpowersources.Chapter6pro-videsrecommendationsforprotectingbothpowersourcesandswitchingequipmentduringfaultconditions.Chapter7providesrecommendationsfordesignofsystemgrounding,andChapter
4、10providesrecommendationsfordesigningtoreliabilityobjectives.Chapter8pro-videsrecommendedmaintenancepractices.Keywords:batteries,emergencygenerators,emergencypower,emergencysystem,emergencysystemdesign,enginegenerators,standbypower,standbysystem,storedenerg
5、ysystems,transferswitch,uninterruptiblepowersupplies,UPS,UPSbatteriesGratefulacknowledgmentismadetothefollowingorganizationsforhavinggrantedpermissiontoreprintillustrationsinthisdocumentaslistedbelow:TheElectricalGeneratingSystemsMarketingAssociation(EGSA),
6、10251W.SampleRd.,Ste.B,CoralSprings,FL33065-3939,forTable3-1fromEGSA109C-1994,Table1,copyright1994byEGSA.TheNationalFireProtectionAssociation(NFPA),Quincy,MA02269,forFigure3-5fromNFPA70-1996,NationalElectricalCode®,Figure517-30(b),copyright1995byNFPA.TheAut
7、omaticSwitchCompany(ASCO),FlorhamPark,NJ07932,forFigure4-10.FirstPrintingJuly1996SH94381TheInstituteofElectricalandElectronicsEngineers,Inc.345East47thStreet,NewYork,NY10017-2394,USACopyright©1996bytheInstituteofElectricalandElectronicsEngineers,Inc.Allrigh
8、tsreserved.Published1996.PrintedintheUnitedStatesofAmericaISBN1-55937-598-1Nopartofthispublicationmaybereproducedinanyform,inanelectronicretrievalsystemorotherwise,withoutthepriorwrittenpermissionofthe
