FILORADIO HF-75 - 7/8 - ALN

Description

Description

Standards

  • Product
    Nexans specification

 

Preferential use

  • Transport cable for radiocommunication in tunnels
  • Road and railway tunnels

 

Key-points

  • Very low losses
  • Transmission in frequency bands up to 930 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

    • Inner conductor of copper clad aluminum wire
    • Foamed polyethylen dielectric
    • Outer conductor of aluminium tape
    • HFFR polyethylen outer sheath, black with metering

     

    Other versions on request

    • According to specific needs

Transmission in frequency bands up to 960 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
0.5 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
1.90 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
5.30 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

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

Contact us

Topics on which you wish to get more informations:

Required fields*

Please check your entry and try again.

An email address must contain a single @

Personal data protector

You have the right to object to the processing of your personal data and/or their use for direct marketing or commercial purposes

Thank you!

Thanks for contacting us. We will be in touch with you shortly.

Error

An error occurred. Please try again.

Close