FRA 316 SW4
Applications
These cables are designed for flexible installations, inside and outside railway rolling stock.
Standards
DIN 5510-2
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℃
| 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 |
Nominal Inner Conductor Diameter |
Nominal Outer Conductor Diameter |
Nominal Overall Diameter |
Nominal Weight |
| No/mm |
mm |
mm |
mm |
kg/km |
| 7/0.18 |
0.54 |
2.5 |
3.16 |
21 |
