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FRA 400 SW4

 

Applications :

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

Standards :

DIN 5510-2

Construction :

Inner conductor:Stranded silverplated copper.

Insulation:Crosslink Foam PE(SPEX).

Outer conductor(shield1):Silver plated copper.

Outer conductor(shield2):Silver plated copper.

Sheath:LSZH Elastomer.

Electrical Characteristics at 20 °C :

Impedance	Ω	50+/-2
Nomina lCapacitance	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	dB/100m	147
@6000MHz	dB/100m	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	NominalInner Conductor Diameter mm	NominalOuter Conductor Diameter mm	NominalOverall Diameter mm	NominalWeight
19/0.2	1.0	4.24	5.0	60