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1pair or 2pairs 4core 22awg self supported shield armoured external woven braiding copper drop cable telephone cable VVDA cable
1pair or 2pairs 4core 22awg self supported shield armoured external woven braiding copper drop cable telephone cable VVDA cable
External Woven Drop Cable
1.The conductor material is soft copper with a diameter of 0,643 mm and 22 AWG.
2.The insulation material should be polypropylene in blue and white colors,respectively, with a
diameter of 1330 mm and a thickness of 0.340 mm.
3.The core will be paired conductors.
4.The shield must be aluminized polyester tape.
5.Coverage of the outer shield must be 25%.
6.The material of the cable jacket must be black PVC weatherproof.
7.You must have glass fiber reinforcements embedded in the cover.
8.The cover should have a thickness of 0.45 mm, a width of 8.90 mm and a height of 5.10 mm.
9.The cable should be VVDA, Voice, Video, Data and Auto supported with capacity for digital
transmission type.
Average nominal capacitance of 80 nF / km.
Single maximum electrical resistance of 57 Ohms / Km.
Imbalance of individual maximum resistance of 5%.
Average capacitance unbalance pair to pair of 17 pF / 100m.
Maximum capacitance unbalance single pair at 69 pF / 100m.
Maximum individual capacitance unbalance pair to display 2695 pF / 100m.
Individual FEXT crosstalk loss at 772 KHz minimum of 60 dB / 100m.
Individual NEXT crosstalk loss to 772 KHz minimum of 60 dB / 100m.
Characteristic impedance of 100 ± 15 Ohms.
Cables VVDA type. Transmission characteristics at 100m @ 20 ° C
Product Specification
Frequency |
Atenuation |
Frequency |
Atenuation |
( MHZ) |
dB |
( MHZ) |
dB |
1,00 |
1,77 |
20,00 |
10,76 |
4,00 |
3,82 |
25,00 |
12,57 |
8,00 |
5,86 |
31,25 |
14,73 |
10,00 |
6,76 |
62,50 |
24,61 |
16,00 |
9,23 |
100,00 |
35,46 |
Transmission characteristics structure loss:
Frequency |
dB |
( MHZ) |
|
1,00 |
21 |
4,00 |
21 |
8,00 |
21 |
10,00 |
21 |
16,00 |
19 |
20,00 |
18 |
25,00 |
17 |
31,25 |
16 |
62,50 |
13 |
100,00 |
11 |
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surelink2008
No.4, Xing Guo Street, Nan Keng Industrial Zone, Xiangzhou district, Zhuhai, China
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