ABB机器人伺服电机3HAC17484-6报价单位：厦门航拓电气有限公司联系人：戴先生手机：18006003561（微信同号）座机：0592-5072089***：565167042辐射EMI干扰可以来自某个不定向发射源以及某个无意形成的天线。传导性EMI干扰也可以来自某个辐射EMI干扰源，或者由一些电路板组件引起。一旦您的电路板接收到传导性干扰，它便驻入应用电路的PCB线迹。常见的一些辐射EMI干扰源包括以前文章中谈及的组件，以及PCB板上开关式电源、连接线和开关或者时钟网络。传导性EMI干扰是开关电路正常工作与寄生电容和电感共同作用产生的结果。图1显示了一些会进入到您的PCB线迹中的EMI干扰源情况。Vemi1源自开关网络，例如：时钟信号或者数字信号线迹等。这些干扰源的耦合方式均为通过线迹之间的寄生电容。这些信号将电流尖脉冲带入邻近PCB线迹。同样，Vemi2源自开关网络，或者来自PCB上的某个天线。这些干扰源的耦合方式均为通过线迹之间的寄生电感。该信号将电压扰动带入邻近PCB线迹。每三个EMI源来自于线缆内相邻的导线。沿这些导线传播的信号可产生串扰效应。开关式电源产生Vemi4。开关式电源产生的干扰驻存在电源线迹上，并以Vemi4信号的形式出现。在正常运行期间，开关式电源(***PS)电路为传导性EMI的形成带来机会。这些电源内的“开”和“关”切换操作，会产生较强的非连续性电流。这些非连续性电流存在于***转换器的输入端、升压转换器的输出端，以及反激和降升压拓扑结构的输入和输出端。开关动作引起的非连续性电流会产生电压纹波，其通过PCB线迹传播至系统的其它部分。***PS引起的输入和/或输出电压纹波，会危害负载电路的运行。图2显示了工作在2MHz下的一个DC/DC******PS输入的频率组成例子。***PS传导干扰的基本频率组成范围为90–100MHz。输入和输出针脚使用10μF滤波器时的传导性EMI测量。共有两类传导性干扰：差模干扰和共模干扰。差模干扰信号出现在电路输入端之间，例如：信号和接地等。电流流经同相的两个输入端。但是，1号电流输入大小与2号相等，但方向相反（差动参考）。这两个输入端的负载，形成一个随电流强弱变化的电压。线迹1和差分基准之间的这种电压变化，在系统中形成干扰或者通信误差。在您向电路添加一个接地环路或者不良电流通路时，便出现共模干扰。如果存在某个干扰源，则线迹1和线迹2上形成共模电流和共模电压，而接地环路充当一个共模干扰源。差模干扰和共模干扰都要求使用特殊的滤波器，来应对EMI干扰的不利影响。ABB3HAB7328-1IRB2400***6,***7,***8,M2000,M2004RobotAdaptorCustomerCablingNEWABB3BSE008514R1OUTPUTMODULEDIGITALRELAY*BNIBABBSA/S8.16.5.1KNXEIBSchaltaktorBin?rausgang8fach16AHandbedienungSOR6AG-AF2-M4-C1A-BBRQANS26AGAF2M4C1ABBABBAUTOMATIONNTCS0224VDC3ACONTROLMODULETERMINALUNITDD399ABBSaft121PAC57411503NEWABBI/OBOARDDSQC3503HNE-00025-1/133HNE00025113ABBCOILTYPEKH160110V50HZ/120V60HZ-SK825100-AFABBACS35003E04A1-4INVERTERABBSAGS750ABB3PHASERFIFILTERABBFLEXPENDANT10MCABLE3HAC031683-001-ABBDSQC3233HAB5956-1ABBPCBOARDNGDR-02#K499ABBPROFIBUSDPADAPTERRPBA-01ABBOS100A4PSwitchDisconnecter1SCA022544R6240OS100B22N1|D34ABBMOTORSELECTROBRAKED.C.TYPE:9FK420NMABBAseaBrownBoveriG01000A00SpeedControlDrive460VAC3HP10Amp!WOW!AbbCircuitBoard3HAB2211-1/1New#29408ABB2600T-3018557HARTMODULE2600TSERIES:3018557ABBDEIVEACS141-K75-1ABBSafetyRelay1SAR505031R0004REPAIREDABB3HAB-2211-8/1SENSORMODULEDSQC-256A,3HAB2211-1/1ABBShuntTrip24VDC150VAABBReversingContactor3Pole110/120VA26M301084EATONDG4S4W-010A-BB-60-LH-S491VALVE*NEWNOBOX*ABBEmpfanger0746738E12CO2-100%DetectorSensor(#1242)ABBEmpfanger0746744D13CO2-10%DetectorSensor(#1243)ABBF-Küvette0768664BNL60mmsamplecell(#1244)ABB1SNA-684233R2700POWERCONVERTERRS232/RS422-48524VDC,1SNA684233R2700BaileyNIAI01Network90I/OTermAnalogInputModule6635994A1ABBinfi-90ABBHIEB-430273PLCBOARD(modifiedpreviouslyHIEE-400109R1)3EABBHIEB-43027A(modifiedwasHIEE-400103R1)PLCANALOGMONITORINGUNIT3EABBACNON-REVERSINGIECCONTACTORS,ASERIESMODELA185-30120VOLTCOILABBACNON-REVERSINGIECCONTACTORS,ASERIESMODELA260-30COILVOLTAGE120ABB3BUR000820R1TC672MEDIAAtchmentUnitNewABB4TB5203-0182LCDDISPLAYBOARDREV.F,ASSY.P/N4TB5203-0402REV.GABBACS250-03U-04A3-2+B063MicroVFDACS250,1HP,E1FRAME,THREEPH240VABBACS200ACS201-2P1-1-00-10ABBDSQC206ExtensionBoardYB560103-AGDSQC206YB560103AGABBOSJ60B6150JFuseSwitchKit60Amp3PoleMC06380ABBASEABoardCard2668170-318YM321001-ANQH743ABBC150C150/0000/STDCEPROCESSCONTROLBaileyABBNPTM01Network90PointTableModuleABB3HAB2211-1/1DSQC256ASENSORMODULE3HAB221111ABBDPU2000RREF544587C0418-61114DistributionProtectionSystemRelayPower.ABB64011316NCHM-11C61318089ChargingMonitorNewABBMotorDriveACS103-K75-1ACS100SeriesABBDSQC625ComputerPowerSupplyIRC5CONTROLLERS3HAC020464-001ABBMODULEBUSCLUSTERMODEM3BSE021456R1TB840PR-TABBROBOTICSCONNECTIONBOARD_DSQC504_3HAC5689-1/04_3HAC4158-1/04ABBVS4200-9768VOLTAGESENSOR*NEWNOBOX*ABBACCURAY1-084902-001TESTPANEL1084902001ABB1SBL243201R8100CONTACTORAL26-40-0024VB61ABB1SAR503041R0005ABBMOTORIMU80B19F100-4MK129100-S**ABB3HNE00001-1/07EthernetBoardDSQC336ABB3PhaseMotorM2Va080A3GVA082001-ADB+093/4"Shaft.55kWNEWABBAL895module3BSC690086R1S800I/O8CH4..20mA3BABBS800I/O3BSE041882R1CI840AMODULE.3BABBA95-30Contactor95Amp230/240V3PoleA95302280RCNEWABBRobotFloppydriveUnitS4CS4C+3HAB2480-1TestedABBDSQC3273HAB7230-1RobotservoremoteI/OAbbElectricMotor3.5hp2.6kwNewABBDSQC625COMPUTERPOWERSUPPLY3HAC020464-001ABB/INVERTER/ACS150-03E-04A1-4/ACS15003E04A14/ACS15003E04A14ABB197609-T11CONTROLDEVICE125VDC*NEWOUTOFABOX*ABB64535943I/OModuleAdapterAIMA-01C3SlotsForI/OExtensionModulesNewABBDSQC-223I/OBOARD3HAB-2214-8/3,5601-03ABBASEACIRCUITBOARDCARDDSCA12157520001-U/32668180-230/3NEWABBsoftstarterPSR25-600-70NIB3HP240VABBVFDDRIVEIP66TYPE4XACS250-03U-10A5-2+B0633PHThreePhaseABBACDrives,ACS310SeriesACS310-01U-07A5-23AUA0000049466NEWABBAUTOMATIONQIPA121CONTROLUNITYM321001-AB,7852487()MX-253,ABBDSQC230ROBOTCONTROLLERMODULEYB560103-BN/2TaylorABBMOD3006241BP10421AInOut6241BP10421ATaylorABBMOD3006241BP10421B-NIn6241BP10421BNRABBBaileyNTMF01Infi90Net90TerminationUnitABB11HPMOTOR,400/690/415/460VOLTS,RPM1466/1470/1772,NEWABBWeldingIsolationContactorEHW145NIBABBROBOTICS3HAB2782-1BOARDABB5692435-C5692435-CENCODERROTORIN7.5VSTATOROUT4.0VNEWNEWABB3HAA3563-APAS3BackplaneDSQC254ABBWeldingIsolationContactorEHW145NIBABBROBOTICS3HAB2782-1BOARDABB5692435-C5692435-CENCODERROTORIN7.5VSTATOROUT4.0VNEWNEWABB3HAA3563-APAS3BackplaneDSQC254ABB3HAA3563-ARAS3BackplaneDSQC255ABBACS350-0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