Railway Cables

FRA 316 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

    29.9

    Outer Conductor Resistance

    MΩ/km

    7.5

    Attenuation

     

     

    @10MHz

    dB/100m

    7

    @50MHz

    dB/100m

    17

    @100MHz

    dB/100m

    24

    @150MHz

    dB/100m

    30

    @200MHz

    dB/100m

    35

    @300MHz

    dB/100m

    44

    @400MHz

    dB/100m

    52

    @450MHz

    dB/100m

    56

    @500MHz

    dB/100m

    59

    @600MHz

    dB/100m

    66

    @800MHz

    dB/100m

    78

    @850MHz

    dB/100m

    81

    @900MHz

    dB/100m

    83

    @950MHz

    dB/100m

    86

    @1000MHz

    dB/100m

    89

    @1800MHz

    dB/100m

    127

    @1900MHz

    dB/100m

    131

    @2000MHz              

    dB/100m

    135

    @2400MHz      

    dB/100m

    152

    @3000MHz    

    dB/100m

    175

    @4000MHz dB/100m

    211

    @5000MHz

    dB/100m

    245

    @6000MHz  

    dB/100m

    277

    Velocity of propagation

    %

    70.7

Mechanical and Thermal Properties :

  • Minimum Bending Radius: 5mm (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

7/0.18

0.54

2.5

3.16

21