Railway Cables
Railway Signalling Cable Railway Points Heating Cable

FRA 3002 SW4

Applications :

  • These cables are designed for flexible installations, inside and outside railway rolling stock.

Standards :

  • DIN 5510-2

Construction :

FRA 3002 SW4FRA 3002 SW4

  • Inner conductor:Stranded copper plated steel.

    Insulation:Crosslink PE(PEX).

    Outer conductor:Tinned copper braid.

    Sheath:LSZH Elastomer.

Electrical Characteristics at 20 °C :

Impedance Ω 75+/-3
Nominal Capacitance pF/m 67
Minimum Insulation Resistance MΩ.km 100000
Inner Conductor Resistance MΩ/km 236
Attenuation  
@10MHz dB/100m 6
@50MHz dB/100m 14
@100MHz dB/100m 20
@150MHz dB/100m 25
@200MHz dB/100m 29
@300MHz dB/100m 36
@400MHz dB/100m 42
@450MHz dB/100m 45
@500MHz dB/100m 47
@600MHz dB/100m 52
@800MHz dB/100m 62
@850MHz dB/100m 64
@900MHz dB/100m 66
@950MHz dB/100m 68
@1000MHz dB/100m 70
Velocityofpropagation % 66

Mechanical and Thermal Properties :

  • Minimum Bending Radius:25mm (static)

  • Temperature Range:-40℃～+105℃

Dimensions and Weight :

Conductor Construction No/mm NominalInner Conductor Diameter mm NominalOuter Conductor Diameter mm NominalOverall Diameter mm NominalWeight
7/0.14 0.42 2.9 3.7 21