FRA 59 SW4

Applications

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

Standards

DIN 5510-2

Construction

FRA 59 SW4 FRA 59 SW4
Inner conductor Tinned copper
Insulation Crosslink PE (PEX)
Outer conductor Tinned copper braid
Sheath LSZH Elastomer

Electrical Characteristics at 20℃

Impedance Ω 75+/-3
Nominal Capacitance pF/m 67
Minimum Insulation Resistance MΩ.km 100000
Inner Conductor Resistance MΩ/km 58
Outer Conductor Resistance MΩ/km 16.1
Attenuation
@10MHz dB/100m 3
@50MHz dB/100m 8
@100MHz dB/100m 12
@150MHz dB/100m 15
@200MHz dB/100m 18
@300MHz dB/100m 23
@400MHz dB/100m 27
@450MHz dB/100m 29
@500MHz dB/100m 31
@600MHz dB/100m 35
@800MHz dB/100m 42
@850MHz dB/100m 44
@900MHz dB/100m 46
@950MHz dB/100m 47
@1000MHz dB/100m 49
Velocity of propagation % 66

Mechanical and Thermal Properties

Minimum Bending Radius 30mm (static)
Temperature Range -40℃~ +105℃

Dimensions and Weight

Conductor Construction Nominal Inner Conductor Diameter Nominal Outer Conductor Diameter Nominal Overall Diameter Nominal Weight
No/mm mm mm mm kg/km
7/0.22 0.66 4.45 6.1 57