Reference standard

GB5013.4-1997

Raw material of the conductor

solid bare copper

Conductor Dia.

0.585±0.003mm(23AWG)

Raw meterial of the Insulation

1.46mm PE insulation

Insulation Dia.

1.45±0.005mm

Average thickness

0.4325mm

Min. point thickness

0.43mm

4pair color code

White-bluewhite-redorange-whitewhite-green

Jacket

8.7mm Fire PVC,colour available upon request

Sheath material

 PVC

Nominal Dia.:

7.5±0.2mm

Average thickness

0.65mm

Min. point thickness

0.55mm

Packing

305m (1000ft) Reeled-in-a-box or 1000m(3000ft)

Dielectric Strength

2.5KVdc 2 second

DC loop Resistance

Max 19 Ohm/100m

Resistance Unbalance

Max 2%

Insulation Resistance

Min500 Mohm-km/100-500vt

Mutual Capacitance

Max 1600PF/km

Transmission Speed

Min 0.65C(4-600MHZ)

Transmission Delay

Maz 536ns/100m/600MHZ

Delay Deviation

Max 25ns/100m/100MHZ

Average Impedance

100Ohm/100MHZ

Freq.

Impedence

Return loss

Structure

Return

loss

Atten

Next

PS-NEXT

ELFE

XT

PS-EL

FEXT

ACR

PSACR

Propagation

delay

MHZ

ohm

dB

dB

Db/100m

dB

dB

dB

dB

dB

dB

Ns/100m

4.0

23.0

30.0

3.7

90.4

88.4

79

76.0

86.6

84.6

552

8.0

24.5

30.0

5.2

85.9

83.9

72.9

69.9

80.6

78.6

547

10.0

25.0

30.0

5.9

84.4

82.4

71.0

68.0

78.5

76.5

545

16.0

25.0

30.0

7.4

81.3

79.3

86.9

63.9

73.9

71.9

543

20.0

25.0

30.0

8.3

79.9

77.9

85.0

62.0

71.6

69.6

542

25.0

24.3

29.0

9.3

78.4

76.4

83.0

60.0

69.1

67.1

541

31.25

23.6

28.1

10.4

77.0

75.0

61.1

58.0

66.6

64.6

540

62.5

21.5

25.1

14.9

72.5

70.5

65.1

52.1

57.6

55.6

539

100.0

20.1

23.0

19.0

69.4

67.4

51.0

48.0

50.4

48.4

538

200

100±22

18.0

20.0

27.5

64.9

62.9

45.0

42.0

37.4

35.4

537

250

17.3

19.0

31.0

63.4

61.4

43.0

40.0

32.5

30.5

536

300

100±25

16.8

18.2

34.2

62.2

60.2

41.5

38.5

28.1

26.1

536

600

14.7

15.2

50.1

57.7

55.7

55.7

35.4

7.6

5.6

535