Coupling Leaky Feeder Cable For Metro Stations, 1-5/8” Helix Copper Tube Radiating Cable
Applications:
- metro stations
- wireless In-building solutions
- tunnels
- Wireless mobile communication
- Wireless alarming system
Inner conductor is copper clad aluminum, smooth copper tube or helix copper tube is also avaliable for inner conductor as different options. insulation is high physically foaming PE. Outer conductor is slotted and corrugated copper tape. PE for outer jacket.
Specification:
|
construction
|
Testing item |
Unit |
Standard |
|
|
Inner conductor |
material |
- |
helix wrinkle copper tube |
|
|
diameter |
mm |
17.30 |
||
|
Dielectric |
material |
- |
Foamed PE |
|
|
diameter |
mm |
42.00 |
||
|
Outer conductor |
material |
- |
lotted and corrugated copper tape |
|
|
diameter |
mm |
44.50 |
||
|
jacket |
PE or halogan free |
mm |
48.00 |
|
|
Capacitance |
pF/M |
76 |
||
|
Characteristic impedance |
Ω |
50+/-2 |
||
|
Velocity |
% |
88% |
||
|
Attenuation 20(max) |
900MHZ |
dB/100m |
2.70 |
|
|
1800MHZ |
4.40 |
|||
|
Coupling loss, tested at distance of 2 m |
900MHZ |
50%/95% |
79dB/85 dB |
|
|
1800MHZ |
80dB/86dB |
|||
|
mechanical performance |
single bending radius |
mm |
280 |
|
|
repeated bending radius |
mm |
500 |
||
|
tensile strength |
N |
3000 |
||
