FILORADIO HF-75 - 7/8" - CUN
FILORADIO HF-75 - 7/8" - CUN
50 ohm FILORADIO TRANSPORT AND CONNECTION CABLE
Read more- Nexans ref. : 10167002
- EAN : 7611755524395
Description
Description
Standards
-
ProductNexans specification
Preferential use
- Transport cable for radiocommunication in tunnels
- Road and railway tunnels
Key-points
- Very low losses
- Transmission in frequency bands up to 2500 MHz
- Very strong construction
Conform to :
| - | CEI 60754-1 | halogenfree |
| - | CEI 60754-2 | no corrosive gaz emission |
| - | CEI 61034 | low smoke emission |
| - | CEI 60332-1 | flame retardant |
| - | CEI 60332-3/C | self-extinguishing |
Cable construction
- Other versions on request
- Inner conductor of copper clead aluminium wire
- Foamed polyethylen dielectric
- Outer conductor composed of a copper tape
- HFFR polyethylen outer sheath, black with two green strips and metering
Other versions on request
- According to specific needs
Transmission in frequency bands up to 1800 MHz
Characteristics
Characteristics
Dimensional characteristics
Dimensional characteristics
Central conductor diameter
5.70 mm
Diameter over insulation
23.5 mm
Outer Diameter
28.4 mm
Approximate weight
0.54 kg/m
Electrical characteristics
Electrical characteristics
Characteristic impedance
75 +/-2 Ohm
Dielectric constant relative value (indicative)
1.30
Nominal capacity value
51 pF/m
Relative propagation velocity
88.0 %
Maximum loop electrical resistance Inner conductor
0.46 Ohm/km
Maximum loop electrical resistance Outer conductor
2.03 Ohm/km
Maximum operating voltage
5 kV
Transmission characteristics
Transmission characteristics
Minimum echo attenuation Pulse width 10 ns
46 dB
Minimum return loss 10 to 450 MHz
26 dB
Minimum return loss 450 to 1'000 MHz
23 dB
Longitudinal loss 80 MHz
1.00 dB/100m
Longitudinal loss 160 MHz
1.46 dB/100m
Longitudinal loss 450 MHz
2.59 dB/100m
Longitudinal loss 900 MHz
3.77 dB/100m
Longitudinal loss 1800 MHz
7.00 dB/100m
Mechanical characteristics
Mechanical characteristics
Maximum admissible traction load (Tm)
200 daN
Usage characteristics
Usage characteristics
Minimum static operating bending radius
450 mm
Laying operation bending radius
550 mm
Ambient installation temperature, range
-6 ... 60 °C
Ambient static operating temperature, range
-40 ... 80 °C
Resources
Resources
Documentation
HF-50-7_8-ALN
JPG — 29.5 kB
Frequency bands up to 1800.jpg
jpg — 14.6 kB
Declaration of Performance
- Declaration of Performance n� : 1000460-CHCD
- Certification Date : 3/1/23
- AVCP (Assessment and Verification of Constancy of Performance) : System 4
- Declared performance : Fca
Our websites
Select your country to find our products and solutions
-
Africa
- Africa
- Ghana
- Ivory Coast
- Morocco
- North West Africa
- Americas
- Asia
- Europe
- Oceania