GE 016_Neutral__Configurations

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1、GEDigitalEnergyPowerQualityUPSApplicationGuideDigitalEnergy™UninterruptiblePowerSupply16NEUTRALSYSTEMSGEConsumer&IndustrialGeneralElectricCompanyCH–6595Riazzino(Locarno)SwitzerlandT+41(0)91/8505151F+41(0)91/8505144www.gedigitalenergy.comTitle:NeutralsystemsDa

2、teofissue:November2008Filename:APG_016_NEUT_SYS_XGB_V010Version:1.0Up-datingRevisionConcernsDateTableofcontentsPage16NEUTRALSYSTEMS................................................................................................................................

3、.........................................116.1ACPOWERDISTRIBUTIONSYSTEMS.............................................................................................................................................316.2PROBLEMSWITHFOURPOLEBREAKER..............

4、........................................................................................................................416.3PROBLEMSBYCONNECTINGOUTPUTNEUTRALTOTHEEARTH.....................................................................................816.4U

5、PSNEUTRALREQUIREMENT..........................................................................................................................................................9COPYRIGHT©2008byGEConsumer&IndustrialDatasubjecttochangewithoutpriornotice.Allbrands

6、andproductnamesareTrademarksorRegisteredTrademarksoftheirrespectiveowners.ReproductiononlyuponwrittenconsentbyGE.ModificationsreservedNeutralsystems–V1.0-Page2/9APG_016_NEUT_SYS_XGB_V010.pdfUPSApplicationGuide16.1ACPOWERDISTRIBUTIONSYSTEMSInelectricitysupplys

7、ystems,anearthingsystemdefinestheelectricalpotentialoftheconductorsrelativetothatoftheEarth'sconductivesurface.Thechoiceofearthingsystemhasimplicationsforthesafetyandelectromagneticcompatibilityofthepowersupply.Notethatregulationsforearth(grounding)systemsvar

8、yconsiderablybetweendifferentcountries.Aprotectiveearth(PE)connectionensuresthatallexposedconductivesurfacesareatthesameelectricalpotentialasthesurfaceoftheEarth,toavoidtheriskofelectrica