局域网的电缆

Lan Cabl(TEDE Brand)Description 1.Application: This4-pairCategory5ecableistestedforpowerSumNEXT,ELFEXT,DelaySkew.PropagationDelayandanyothercriteriaasspecifiedintheemergingstandard.ApplicationscanincludeVocie,ISDN,ATM155and622Mbps,100MbpsTPDDI,FastandGigabitEthernet,ShieldingprotectsagainstEMI/RFIinterference. 2.ElectricalPerformance(At100MHz) 1.0-100.0MHzImpendance(ohms)100±15 1.0-100.0MHzImpendancedelayscrew(ns/100m)<45 PairtoGroundCapacitanceUnbalance(PF/100m)330Max ConductorDCresistance20%(ohms/km)≤93.8 ResistanceUnbalance(%)5 Testobjectjacket TestMaterialPVC BeforeTensilestrength(Mpa)≥13.8 AgingElongation((%)≥100 Agingcondition(Cxhrs)100×240 AfterTensilestrength(Mpa)≥85%ofunaged AgingElongation(%)≥50%ofnagged Coldbend(-20±2°C×4hrs)Nocrock CableData ConductorBareCopper AWG24 ConductorDia(mm)0.51 InsulationPE Averagethickness(±0.03mm)0.20 Minpointthickness:0.17 InsulationDia(±0.03mm)0.91 Twistinglaylength(mm)30undemeath Cablinglaylength(mm)200undemeath JacketPVC Averagethickness0.5 Minpointthickness0.43 OuterDia(±1.0mm)5.1 RipcordYES WeightNom(kg/km)32 Corecolor: Pair1:Blue-white/blue Pair2Orange-white/orange Pair3Green-white/orange Pair4Brown-white/brown Frequency MHz Returnloss dB Attenuation dB/100m NEXT dB ACR dB PSNEXT dB ELEFXT dB/100m PSELEXT dB/100m Delay ns/100m 0.772 19.4 1.8 67 65 64 66 63 575 1.0 20.0 2 65.3 63.0 62.3 63.8 60.8 570 4.0 23.0 4.1 96.3 52.0 53.3 21.7 48.7 552 8.0 24.5 5.8 91.8 46.0 48.8 45.7 42.7 546.7 10.0 25.0 6.5 50.3 44.0 47.3 43.8 40.8 545.4 16.0 25.0 8.2 47.3 39.0 44.3 39.7 36.7 543 20.0 25.0 9.3 45.8 37.0 42.8 37.7 34.7 542 25.0 24.3 10.4 44.3 34.0 41.3 35.8 32.8 54102 31.25 23.6 11.7 42.9 31.0 39.9 33.9 30.9 540.4 62.5 21.5 17 38.4 21.0 35.4 27.8 24.8 436.6 100.0 20.1 22 35.3 13.0 32.3 23.8 20.8 537.6