Application
电缆具备出色的电气性能,能减少能量损耗和外部干扰,因此在宽带应用中(如数字传输、电视信号、公共计算机网络连接等)可作为布线电缆使用,包括室内和室外的布线。
Construction
|
Inner conductor
|
Solid bare copper
|
|
Inner conductor diameter
|
1.02 ± 0.01 mm
|
|
Insulation
|
Foam PE
|
|
Insulation diameter
|
4.57 ± 0.10 mm
|
|
Screen
|
Al-polyester-Al tape 100 % optical coverage
|
|
Outer conductor
|
Tinned copper wire braid ≥95%
|
|
Inner jacket
|
SHF1 or SHF2 or SHF2 MUD
|
|
Inner jacket diameter
|
7.0 ± 0.30 mm
|
|
Armour
|
Galvanized steel wire braid (GSWB) or Tinned copper wire braid (TCWB)
|
|
Outer jacket
|
SHF1 or SHF2 or SHF2 MUD
|
|
Outer jacket color
|
Black or per request
|
|
Outer diameter
|
10.1 ± 0.5 mm
|
Electrical characteristic(@20℃)
|
Impedance
|
75 ± 3Ω
|
|
Velocity
|
82%
|
|
Capacitance
|
53.15 pF/m
|
|
Insulation resistance
|
≥5000 MΩ /km
|
Environmental properties and fire performances
|
Halogen free
|
IEC 60754-1&2
|
|
Smoke-density
|
IEC 61034-1&2
|
|
Flame retardant
|
IEC 60332-1-2, IEC 60332-3-22
|
|
Oil resistant
|
IEC 60092-360
|
|
UV resistant
|
UL 1581
|
Mechanical characteristics
|
Temperature (operation)
|
-30 to + 80 °C
|
|
Temperature (installation)
|
-15 to + 50 °C
|
|
Minimum bending radius (operation)
|
5 x O.D.
|
|
Minimum bending radius (installation)
|
10 x O.D.
|
Attenuation nominal
|
Frequency
(MHz)
|
5
|
55
|
250
|
300
|
350
|
400
|
550
|
750
|
950
|
1000
|
1450
|
1750
|
2250
|
3000
|
|
Attenuation
(dB/100m)
|
1.8
|
5.3
|
10.2
|
11.3
|
12.2
|
13.1
|
15.6
|
18.4
|
21.3
|
21.5
|
26.2
|
28.7
|
32.8
|
38.7
|
*Maximum attenuation value shall be 105% of the nominal attenuation value
Structural return loss
|
MHZ
|
dB
|
|
5-1000
|
≥23
|
|
1000-2000
|
≥20
|
|
2000-3000
|
≥18
|