Construction
|
Inner conductor |
Plain copper |
7 x 0.40 mm |
|
|
Dielectric |
Low density PE |
Φ7.25 ± 0.18 mm |
|
|
Outer conductor(shield ) |
Plain copper |
112 x 0.15 mm |
|
|
Shield coverage |
|
64% |
|
|
Sheath |
PVC or LSZH |
Φ10.3 ± 0.18 mm |
Electrical & Mechanical Characteristics
|
Impedance |
75±5 Ohm |
|
Nominal capacitance |
67pF/m |
|
Velocity of propagation |
66% |
|
Insulation resistance |
>2000 Mohm.Km |
|
Inner conductor resistance |
20.5 Ohm/Km |
|
Outer conductor resistance |
10Ohm/Km |
|
Operating temperature range |
-30 °C - +70 °C |
|
Copper weight |
27.8 Kg/Km |
|
Cable weight (approx.) |
118.2 Kg/Km |
|
Screening effectiveness |
>45 dB |
Attenuation
|
Frequency (MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100ft) |
|
50 |
4.4 |
1.34 |
|
100 |
6.4 |
1.95 |
|
200 |
9.7 |
2.96 |
|
400 |
14.3 |
4.36 |
|
500 |
16.1 |
4.91 |
|
860 |
22 |
6.71 |
|
1000 |
24.4 |
7.44 |
Return Loss
|
30-300 MHz |
>30dB |
|
300-600 MHz |
>27dB |
|
600-900 MHz |
>25dB |
