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Executive standard:
Accordance with the China standard No. YD/T（1019-2001）, American standard No. ANSI/TIA/EIA-568B.2 , ISO/IEC11801 and UL444 of America.
Product Description:
Construction: Stranded tinned flexible copper, HDPE insulation, two insulated condutors twisted, PVC, flame-retardant PVC or low smoke no halogen materialConductor: solid copper, diameter in 7×0.16mm
Insulation: solid PolyethylenePairs: four pairs, color: blue/blue-white, orange/ orange-white, green/green-white, brown/ brown-whiteCable core: four-stranded
Shield: Aluminum foil, polyester tape and drain wireSheath: flame-retardant PVC or low smoke no halogen material with diameter in 6.2 mm
Character impedance 250Ω
Product performance:
| （MHz）Frequency | （ohm）Characterimpedance | （db）Return Loss | db/100mAttenuation | db/100mNEXT | db/100mEquivalent far-end crosstalk |
| 0.772 | 100±15 | 19.4 | 2.2 | 76.0 | 70.2 |
| 1.0 | 20.0 | 2.4 | 74.3 | 68.0 | |
| 4.0 | 23.0 | 4.6 | 65.3 | 56.0 | |
| 8.0 | 24.5 | 6.4 | 60.8 | 49.9 | |
| 10.0 | 25.0 | 7.2 | 59.3 | 48.0 | |
| 16.0 | 25.0 | 9.1 | 56.2 | 43.9 | |
| 20.0 | 25.0 | 10.2 | 54.8 | 42.0 | |
| 25.0 | 24.3 | 11.5 | 53.3 | 40.0 | |
| 31.25 | 23.6 | 12.9 | 51.9 | 38.1 | |
| 62.5 | 21.5 | 18.6 | 47.4 | 32.1 | |
| 100.0 | 20.1 | 23.9 | 44.3 | 28.0 | |
| 200.0 | 18.0 | 35 | 39.8 | 22.0 | |
| 250.0 | 17.3 | 39.4 | 38.3 | 20.0 |
Application:The cable shall be used as communication line of speech, integrated services digital network(ISDN), 100MbpsTPDDI、ATM155Mbps and 622Mbps horizontal subsystem. The cable is designed compliance with other six types data cable.