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Railway Cables |  |
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FRA 59 SW4
Applications :
-
These cables are designed for flexible installations, inside and outside railway rolling stock.
Standards :
- DIN 5510-2
Construction :
- Inner conductor: Tinned copper.
- 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
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 mm | Nominal Outer Conductor Diameter |
Nominal Overall Diameter mm | Nominal Weight kg/km |
7/0.22 |
0.66 |
4.45 |
6.1 |
57 |