Construction
|
Inner conductor |
Plain copper |
2.62 mm |
|
|
Dielectric |
Gas injected foam PE |
Φ7.20±0.10mm |
|
|
Outer conductor (shield1 ) |
Aluminium+polyester+Al tape |
|
|
|
Shield coverage |
|
100% |
|
|
Outer conductor (shield 2) |
Tinned copper |
128 x 0.15mm |
|
|
Shield coverage |
|
70% |
|
|
Tape |
Non-migrating tape |
h.27mm |
|
|
Sheath |
PVC or LSZH |
Φ10.30±0.18mm |
Electrical & Mechanical Characteristics
|
Impedance |
50±3 Ohm |
|
Nominal capacitance |
80 pF/m |
|
Velocity of propagation |
84% |
|
Insulation resistance |
>5000 Mohm.Km |
|
Inner conductor resistance |
3.2 Ohm/Km |
|
Outer conductor resistance |
7.5 Ohm/Km |
|
Operating temperature range |
-40 °C - +75 °C |
|
Copper weight |
71.0 Kg/Km |
|
Cable weight (approx.) |
122.1 Kg/Km |
|
Screening effectiveness |
>85 dB |
Attenuation
|
Frequency(MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100ft) |
|
50 |
2.5 |
0.76 |
|
100 |
3.6 |
1.1 |
|
400 |
7.9 |
2.41 |
|
600 |
10.1 |
3.08 |
|
860 |
12.1 |
3.69 |
|
1000 |
13.2 |
4.02 |
|
1750 |
18.7 |
5.7 |
|
2400 |
22.2 |
6.77 |
Return Loss
|
30-300 MHz |
>29dB |
|
300-600 MHz |
>26dB |
|
600-900 MHz |
>24dB |
