UTP Cat 5 twenty-five-pairs unshield data cable

Product standard:Cat 5 twenty-five-pairs unshield data cable is accordance with China special standard No. YD/T（1019-2001）, American standard No. ANSI/TIA/EIA-568B.2 , ISO/IEC11801 and UL Subject 444 of America.Product Description：Conductor: Solid annealed fle xible copper with diameter in 0.51mm

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Product Details

Product standard:

Cat 5 twenty-five-pairs unshield data cable is accordance with China special standard No. YD/T（1019-2001）, American standard No. ANSI/TIA/EIA-568B.2 , ISO/IEC11801 and UL Subject 444 of America.

Product Description：

Conductor: Solid annealed fle xible copper with diameter in 0.51mm

Insulation: Solid Polyethylene, HDPE，

Pairs: four pairs, color: blue/blue-white, orange/ orange-white, green/green-white, brown/ brown-white

Cable core: 4×4 3×3

Sheath: Flame-retardant PVC or low smoke no halogen with diameter in 12.5mm

Character impedance 100Ω

100BASE—T Ethernet（IEEE802.3）

100VG-AnyLAN

1000 Base-TX

Token Ring

TP—PMD(ANSI X3T9.5)

Product Performance:

（MHz） Frequency	（ohm） Character impedance	（db） Return Loss	db/100m Attenuation	db/100m Near-end crosstalk	db/100m Equivalent far-end crosstalk
0.772	100±15	19.4	1.8	67.0	66.2
1.0		20.0	2.0	65.3	64.0
4.0		23.0	4.1	56.3	52.0
8.0		24.5	5.8	51.8	45.9
10.0		25.0	6.5	50.3	44.0
16.0		25.0	8.2	47.2	39.9
20.0		25.0	9.3	45.8	38.0
25.0		24.3	10.4	44.3	36.0
31.25		23.6	11.7	42.9	34.1
62.5		21.5	17.0	38.4	28.1
100.0		20.1	22.0	35.3	24.0