4G-Cell-Site---4G基站介绍-(中英文).pptx
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4G-Cell-Site---4G基站介绍-(中英文).pptx
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SketchMapofCellarBaseStation,EquipmentsinstallationandCableslayingOutlooksketchofacellsite,1/46,CellsiteOpticalCable,EquipmentRoom,Antenna,ACpowerfromGrid,2/46,BaseStation:
InstallationPlanoftheIn-room2G/3Gequipments,Outdoorantenna,CableTray,HLKC,BastStationEquipments,SwitchingPower,BatteryPack1,BatteryPack2,CableTray,ACDistributionPanel,Aircon,GridACPower,6,3/4,BaseStation:
InstallationPlanofthe4GIn-roomequipments,BatteryPack1,BatteryPack2,Comprehensivecabinet,CableTray,GroupingEquipmentSwitchingPowerHLKC,ACDistributionPanel,Outdoorantenna,Aircon,GridACPower,4/46,2G/3GbasestationCablelaying,GridACPower,TransmissionOpticalCable,Indoor,OpticalCable,Outdoor,Outdoor,Antenna,Feeder,SignalCable,OutdoorLightingprotectiongroundingbus,ACDistributionPanel,SwitchingPowerPowerCordWallMountedComprehensivecabinetBatteryPack,Internalwork/protectionGroundingbus,Ground,HLKC,4GbasestationCablelaying,5/46,GridACPower,TransmissionOptical,Indoor,OpticalCable,PowerModule,ACDistributionPanel,BatteryPack,GroundCablerack,Internalwork/protectionGroundingbus,Outdoorgroundingbus,GroupingEquipment,OpticalcablefixatorSwitchingPowerPowerCord,Outdoor,Outdoor,Antenna,PowerCord,LightingArrester,HLKCPowerModule,OpticalCable,EquipmentRoom-CableRack&TrayInstallation,6/46,Thecablerackandcabletrayshouldbeinstalledaccordingtotheplan,lateraldeviationshallnotexceed50mmHorizontaldeviationofhorizontalcablerackshallnotexceed2mm;VerticalDeviationofverticalcabletrayshallnotexceed3mmInstallationofcablerack/trayshallbefirmandstable,andshallbeshockproof.cablesshallbeboundontherack/trayinproperorder.,InstallationmustbedoneaccordingtotheplanHorizontaldeviation:
AllowedHorizontaldeviationforinstallationoftherackis0.1%maxVerticalDeviatin:
AllowedVerticaldeviationforinstallationoftherackis0.1%maxMaxclearance:
samearrayoftheracksshouldbeonthesameline,deviationallowedis3mmmax,clearancebetweentworacksisabout3mm,7/46,Installationoftheequipments,CableLayingRequirementsinthecabletray.,8/46,Thesignalcablesshallbelaidstraightandwithouttwistingandknotting.Allturningpointsshallbesmooth&easy.TheOuterlayerofshieldingwiresshallbegroundedfirmly.Thecoreofthecablesshallnotbedamaged,weldingpointshallbesmoothandwelldistributed,noleakageandvirtualweldingallowed.TheMaximumcablelengthfromthesystemcontrollertothechannelmachineshallmeetthetechnicalrequirementsonthemanual.Signalcables,highfrequencyfeedersandpowercordsshouldbedistributedseparately.,Installationofthepowercordandgroundingcable,Thelengthofthepowercordandgroundingcableshallmatchthemeasuredlengthofthecalbelayingpath,thencutthe-48Vpowercord,workinggoundcableandprotectiongroundcableaccordingly.Whenpeelingtheinsulationskin,thelengthofpeelingshallmatchthelengthofthelug.Clampthelugstightlyandthenheatshrinksealthelugandthecableproperly.Nouncoveredcablecoreisallowed.ConnectandfastenoneendofthepowercordonthepowerterminaloftheBTS,thenplacethepowercordneatlyalongthecablerack/tray,tieupthepowercordandthenterminalthepowercabletothepowercabinetproperly.ColorDefinitionofthePowerCordsTheCOMMONcolordefinitionofthepowercordsare:
-48Vcord:
BlackWorkingGround:
BlueProtectionGround:
YellowNOTE:
Differentmanufacturesmighthavedifferentcolors,9/46,Min1sourceofGridACpowersupply,1ACdistributionPanel,1setof-48VHighFrequencyintegratedswitchingpower(includesACPowerunit,HighFrequencySwitchRectifierModule,MonitoringModule,DCdistributionUnit)and2pack(or1pack)ofVRLAbatteryunits,10/46,Compositionofthepowersupplysystem,ThePowersupplysystemmustmaintainsteady,reliableandcansupplypowersafely,Newbuildcellsiteshallinclude:
SketchMapofthepowersystemofbasestation,BatteryPack,LightingProtecionbox,SwitchPowerSupply,11/46,GridACpower,Genset,3GEquipments,2Gequipments,4GEquipmentsBackup,Fuse,Fuse,Monitoringmodule,Rectifiermodule,-48VPack1,-48VPack2,illumination,Sockets,Aircon,Transmission,Transmission,Backup,MorethanoneGridpowerlead-inarerequestedforthecellstations.Forsmalltownsandcountryside,theratedcapacityisrecommended15KW,forurbancities,suburbanandcountrybasedbasestations,20KWminisrecommended.ForMetropolitanUrbanbasestations,2530KWisrecommended.,12/46,TheACpowersupplysystemconsistsof380VACpowersupply,lightingprotectionbox,ACdistributionboxandswitchpowerAllACequipmentsofthebasestation,suchasswitchingpowersupplyframe,airconditioner,illuminatingdevice,sockets,aviationwarninglampofthetower,areconnectedfromtheoutputofACdistributionbox.,AtransferswitchneedtobeinstalledintheACdistributionboxforswitchingbetweenmunicipalpowersupplyandgeneset&emergencymobilegeneset.,Whenthegridpowerisnormal,theACpowerfromthegridshallbethemainpowersupplyforthebasestation;whenthegridpowerisinfailure,thegeneset/mobileemergencygenesetshallbeusedaspowersourcefortheequipments,andbeforethe,ACdistributionpanelofthecellsites,13/46,ToSwitchPowerSupply,KW.hMeter,GensetPower,GridACpowerLead-in,Lightingarrester,ToAircon,Illumination,LightingProtectionofthepowersupply,14/46,PowerSource,Breakers,lightningprotectionAirswitch,15/46,BaseStationACpowersupplysystem,16/46,BasestationMobiletypeACDistributionPanel,GenserPower,380VACGridPoerLead-in,SwichPower,Reserved,Aircon,Reserved,ProtectionGround,Socket,Illumination,StandardConfigurationofACdistributionpanelACPowersupply:
100A/3P(grid)x1ACPowerSupply:
100A/3P(Genset)x1Output:
63A/3P(switchPowersupply)x2,oneasbackupOutput:
25A/3P(Aircon)x2,oneasbackupOutput:
16A/1P(socket)x2Output:
10A/1P(Illumination)x2,17/46,SketchMapofDCcommunicationUninterruptedpowersupplySystem,18/46,CommunicationPowerSource,BatteryPack,48VDCBusBar,BaseStationEquipments,TransmissionEquipments,PowerSystemStructure-SingleCabinet,19/46,DCpowerdistributionUnit,Rectifiermodule,ACDistributionUnit,PowerSystemStructure-Multi-Cabinets,20/46,ACDistributionUnit,Rectifiermodule,DCpowerdistributionUnit,PowerSystemStructureSingleCabinet.-Mid/smallcapacity,21/46,BatteryPack,FuseofBatteryPackLoadFuse,DCContactor,Positivebusgroundingbattery,CommonLoad,Transceiver,ImportantLoadopticaltransmitterandreceiver,LoadPowerDownandBatteryProtection,22/46,Transmissionequipment,PowerSource,BatteryProtectionContactor,seconddisconnection,Firstdisconnection,LoadPowerDownContactor,23/46,24/46,25/46,BatteryPack,26/46,Battery,27/46,Battery,Battery,Battery,Battery,28/46,Battery,Battery,Battery,29/46,30/46,31/46,32/46,SketchMapofRemotePowerSupply,33/46,ApplicationscenarioRemotepowersupplyofbasestationequipments,SystemPowerSource,DC280V380V,SpecialCableorCompositeOpticalCable,RemoteDevice,DistancePowerSupplySystematLocalEnd,BaseStationEquipments,SketchMapofRemotepowersupplysystem,34/46,Systempowersource,DistancePowerSupplySystematLocalEnd,SpecialCableorCompositeOpticalCable,DC280V380V,-48VDCinputRRUbasestation/repeaterremotepowersupplyOUtdoor-48VintegratedPowercabinet,RRUBasestation-48Vinput,RRUBasestation-48Vinput,35/46,36/46,Sketchmap-Subsysteminterfaceof3Gbasestation,39/46,baseband-RFinterface,Sketchmap-Subsysteminterfaceof4Gbasestation,40/46,LTEnetworkaccessismainlycomposedofE-UTRANunit(eNodeB)andaccessgateway,corenetwork,wirelessaccess,Characteristicsof2/3GbasestationnetworkingUsingcentralizedintegratedmacro-stationanddistributedBBU+RRUforthenetworking,andSDH+wavepacketnetworkfortransmission.AlargenumberofcoaxialcalvesareneededforsignaltransmissionbetweenRU-antennasoftheintegratedmarco-station,whichiscostlyandinconvenientforinstallation&maintenance.CharacteristicsofLTEbasestationnetworkingLTEisdividedintoTDD&FDDsystems.BothsystemsadoptdistributedBBU+RUnetworkingmode,transmissionusingIPPacket+wavepacketnetwork.ThesignaltransmissionbetweenBBUandRUusesfieldopticalcable,whichhasgoodtransmissionquality,lowercost,flexibleandconvenientinnetworkingandarebeingusedwidely.,InstallationofBaseStationEquipments,41/46,Example:
Basestationequipmentinstallation,42/46,2/3Gbasestation:
IntegratedMarcoBaseStation.example(ZTE3GMarcobasestationBS8800equipment)3Gbasestation:
DistributedBasestation(BBU+RRU)example(ZTE8200+8400equipment)LTE:
DistributedBaseStation(BBU+RRU)example:
Huawei3900+39394GbasestationIPgroupingdevice:
ZTE6110.6220,2/3GMarcoBasestationMainEquipments,43/46,Comprehensivecabinettransmissionequipment,PowerSupply,3Gbasestation8800equipment,Battery,Example:
Marco-stationEquipment(ZTE8800),44/46,RFUnit,Basebandunit,8800equipmentofmacrobasestation:
RFUnit,45/46,RFUnit,ConnecttoOutdoorantennathroughFeeder,ConnecttoBasebandUnit,8800EquipmentofmacrobasestationBasebandUnit,46/46,PM(Power-48V),FS(ProvideinterfacebetweenBBU&RRU),Basebandprocessing,CC(MaincontrollerFE100Interface,SA(Alarm2MInterface,FA(Fan),
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