IEC TS 61156-1-2-2023.docx

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1、IECTS61156-1-2Edition1.02023-11TECHNICA1.SPECIFICATIONco1.ourinsideMu1.ticoreandsymmetrica1.pair/munications-Part1-2:E1.ectrica1.transmissioncharacteristicsandtestmethodsofsymmetrica1.pair/quadcab1.esTHISPUB1.ICATIONISCOPYRIGHTPROTECTEDCoPyright2023IEC1Geneva,Switzer1.andAJ1.rightsreserved.UnteesO1.

2、herWigespecified,nopartofthisPUb1.iCabonmaybereproducedoruti1.izedinanyformOfAanymeans,e1.ectronicormeca11opyigandmcro1.m,WAhOSpermissioninwntngfromeitherIECofIECmemberNationa1.Committeeinthecountryoftherequester.IfycuhaveanyquestionsaboutIECcopyrighthaveanenquiryaboutOb1.aningancona1.rightStothsPUb

3、tCagn.pte-ascontacttheaddressM11oryour1.oca1.IECmc11crNatKXI霖COmn1.inCfxfurtheri11formatkx.IECSeaeiariaiTd.:412291902113.ruedeVarembe,Mca1.Commtsskxi(IEC)isth1.eadinggota1.organizationthatpreparesandpunishes1.nf11abona1.Standards1.ota1.1.e1.ectricai.Gectronicandre1.atedIechnoksgies.AboutIECpub1.icat

4、ionsThetechnica1.contortdIECpub1.ications$keptunderconstantreviewbyIbCIECP1.cascmakesurothatyouhavethe1.atestedition,ayaIafteCyotcriteria(referencenumber,texttechnica1.oommittcat3reteased.Avai1.ab1.eon1.ineandCnCeamonthbyemai1.IECCustomerServiceCentre-webstore.1.ec.chescIfyouwhtogrveuyourfeedbackont

5、hispub1.icationorneedfurtherasstsia11,p1.easecontacttheCustomerServiceCnure.satesec.ch.IECProducts&ServicesPor1.a1.products.icc.chDiscoverourPCWCrfU1.soarcengineandrcshaveaccessiouptoda1.eco11W11ttai1.oredtoyourneeds.EIaetrOPed3www.Hectropedia.orgTheVVOfIcfsIeadngon1.inedictionaryondectrotechno1.ogy

6、,nia11ingmorethan22300trm11otogicaentriesinEng1.shandFrench,withequcvaie!termsin19additiona1.1.anguages.A1.soKnOWnasteInternationa1.Etectfotechnica1.Vocabu1.ary(IEV)oi11o.IECTS61156-1-2Edition1.02023-11TECHNICA1.SPECIFICATIONco1.ourinsideMu1.ticoreandsymmetrica1.pair/munications-Part1-2:E1.ectrica1.

7、transmissioncharacteristicsandtestmethodsofsymmetrica1.pair/quadcab1.esINTERNATIONA1.E1.ECTROTECHNICA1.COMMISSIONtCS21.220ISBN97823227881-9Warning!Makesurethatyouobtainedthispub1.icationfromanauthorizeddistributor.ftVgvrtrMMwrfCntt99tCONTENTSFOREWORD51 Scope72 Normativereferences73 Terms,defirutions

8、,symbo1.s,UMSandabbreviatedterms73.1 Termsanddefinitions13.2 Symbo1.s,unitsandabbreviatedtefms84 Basetransmission1.ineformu1.ae84.1 Overview.104.2 Comp1.exCharacteristcimpedanceandpropagationcoefficientformu1.aeH4.3 .Genera1.111.1.2 Propagationcoefficient111.1.3 Comp1.excharacteristicimpedance121.1.

9、4 Phaseandgroupve1.ocity144.3 Highfrequencyrepresentationofsndaryparameters154.4 Frequencydependenceoftheprimaryandsecondaryparameters174.4.1 Resistance174.4.2 Inductance174.4.3 Comp1.excharacteristicimpedance174.4.4 Attenuationeffcient184.4.5 Phasede1.ayandgroupde1.ay185Measurementofthecomp1.exchar

10、acteristicimpedance191 .1Genera1.195 2OPCrVShortcircuitsing1.e-endedimpedancemeasurementmaswithata1.un(referencemethod)201.1.1 Princip1.e20522Testequipment211.1.3 Procedure211.1.4 Expressionofresu1.ts221.3 Functionfittingtheimpedancemagnitudeandang1.e221.3.1 Genera1.221.3.2 Impedancemagnitude221.3.3

11、 Functionfittmgtheang1.eofthemp1.excharacteristicimpedance241.4 Cxnp4excharacteristicimpedancedeterminedfrommeasuredphasecoefficientandcapacitance251.4.1 Genera1.251.4.2 Formu1.aefora1.1.frequenciescaseandforhighfrequencies251.4.3 Procedureforthemeasurementothephasecoeffcient261.4.4 Phasede1.ay271.4

12、.5 Phaseve1.ocity28546Procedureforthemeasurementofthcapacitance281.5 Determinationo1.thecomptexcharacteristicimpedanceusingtheterminatedmeasurementmethod281.6 Extendedopen/shortcircuitmethodusingaba1.unbutc1.ucftngtheba1.unperformance291.6.1 TestequipmentandcaUe-e11dpreparation291.6.2 Basicformu1.ae

13、291.6.3 Measurementprincip1.e291.7 ExtendedopeshortcircuitmethodWithCUiusingaba1.un321.1 .1Basicformu1.aeandcircuitdiagrams321.2 Measurementpd11cip*e341.8 Open/sbortimpedancemeasuremen1.sat1.owfrequenciesv/ithaba1.un351.9 CompAexcharacteristicimpedanceandpropagationcoefficientobtainedfrommoda1.decompositiontechnique371.9.1 Genera1.37592Procedure371.9.3 Measurementprincip1.e381.9.4 Scatteringmatrixtoimpedancematrix401.9.5 Expressionofresu1.ts426 Measurementofreturn1.ossandstructura1.returnk)5s42