Construction
|
Inner conductor |
Copper clad steel(CCS) |
0.58 mm |
|
|
Dielectric |
Low density PE |
Φ3.70 ± 0.10 mm |
|
|
Outer conductor(shield ) |
Plain copper |
180 x 0.10 mm |
|
|
Shield coverage |
|
94% |
|
|
Sheath |
PVC or LSZH |
Φ6.15 ± 0.10 mm |
Electrical & Mechanical Characteristics
|
Impedance |
75±5 Ohm |
|
Nominal capacitance |
67pF/m |
|
Velocity of propagation |
66% |
|
Insulation resistance |
>2000 Mohm.Km |
|
Inner conductor resistance |
158 Ohm/Km |
|
Outer conductor resistance |
11.0 Ohm/Km |
|
Operating temperature range |
-30 °C - +70 °C |
|
Copper weight |
15.5 Kg/Km |
|
Cable weight (approx.) |
50.9 Kg/Km |
|
Screening effectiveness |
>55 dB |
Attenuation
|
Frequency (MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100ft) |
|
100 |
10.7 |
3.26 |
|
200 |
15.7 |
4.79 |
|
400 |
22.7 |
6.92 |
|
500 |
25.7 |
7.84 |
|
600 |
28.7 |
8.75 |
|
860 |
34.8 |
10.61 |
|
1000 |
38.1 |
11.63 |
Return Loss
|
30-300 MHz |
>31dB |
|
300-600 MHz |
>28dB |
|
600-900 MHz |
>24dB |
