utp cat 5 twenty-尊龙登录



utp cat 5 twenty-five-pairs unshield data cable

http://www.ahdqjt.com     time: 11/10/10 10:23

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) 
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

 


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