Railway Cables

FRA 400 SW4

Applications :

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

Standards :

  • DIN 5510-2

Railway Cables

Railway Cables

Construction :

  • Inner conductor: Stranded silver plated copper.
  • Insulation: Crosslink Foam PE (SPEX).
  • Outer conductor (shield 1): Silver plated copper.
    Outer conductor (shield 2): Silver plated copper.
  • Sheath: LSZH Elastomer.

Electrical Characteristics at 20 °C :

  • Impedance

    Ω

    50+/-2

    Nominal Capacitance

    pF/m

    94.5

    Minimum Insulation  Resistance

    MΩ.km

    100000

    Inner Conductor Resistance

    MΩ/km

    29.45

    Outer Conductor Resistance

    MΩ/km

    7.6

    Attenuation

     

     

    @10MHz

    dB/100m

    5

    @50MHz

    dB/100m

    11

    @100MHz

    dB/100m

    16

    @150MHz

    dB/100m

    20

    @200MHz

    dB/100m

    23

    @300MHz

    dB/100m

    29

    @400MHz

    dB/100m

    34

    @450MHz

    dB/100m

    36

    @500MHz

    dB/100m

    38

    @600MHz

    dB/100m

    42

    @800MHz

    dB/100m

    50

    @850MHz

    dB/100m

    51

    @900MHz

    dB/100m

    53

    @950MHz

    dB/100m

    55

    @1000MHz

    dB/100m

    56

    @1800MHz

    dB/100m

    79

    @1900MHz

    dB/100m

    82

    @2000MHz

    dB/100m

    84

    @2400MHz dB/100m

    94

    @3000MHz

    dB/100m

    107

    @4000MHz

    dB/100m

    128

    @5000MHz
    @6000MHz

    dB/100m
    dB/100m

    147

    165

    Velocity of propagation

    %

    70.7

Mechanical and Thermal Properties :

  • Minimum Bending Radius: 25mm (static)
  • Temperature Range: -40℃~ +105℃

Dimensions and Weight :

Conductor Construction
No/mm

Nominal Inner Conductor Diameter mm

Nominal Outer Conductor Diameter
mm

Nominal Overall  Diameter mm Nominal Weight kg/km

19/0.2

1.0

4.24

5.0

60