Application
The cables are used as connecting cables to transmit digital signals inside railway rolling stocks.
Standards
● DIN 5510-1
Construction
For 9 cores UIC databus cables:
4 cores
10 mm² stranded tinned copper conductor with LSZH insulation.
Combined Element
3 cores (with Cu-strand 2×6mm², 1×2.5mm²) are twisted with a fi lling element to a combined element. Wrapping: Overlapped plasticfoil(s).
Elements sheaths: TPE
UIC Data Bus 0.75mm²
Two foam skin insulated tinned copper stranded conductors are twisted together with two filling elements to a pair.
Wrapping: Overlapped plastic-foil(s).
Screen: Tinned copper wire braid screen
Element sheaths: TPE.
Stranding
4 strands are twisted to a core together with 3 cored element, the UIC data bus and two fi llers
Core Wrapping
Overlapped plastic-foil(s).
Outer Sheath
Cross-linked oil resistant LSZH compound.
For 11 cores UIC databus cables:
4 cores
10 mm² stranded tinned copper conductor with LSZH insulation.
Combined Element
5 cores (with Cu-strand 2×6mm², 1×2.5mm² and 2×1.0 mm²) are twisted with a fi lling element to form a combined element.
Wrapping: Overlapped plastic-foil(s).
Elements sheaths: TPE.
UIC Data Bus 0.75mm²
Two foam skin insulated tinned copper r stranded conductors are twisted together with two fi lling elements to a pair.
Wrapping: Overlapped plastic-foil(s).
Screen: Tinned copper wire braid screen.
Element sheaths: TPE.
Wrapping: Overlapped plastic-foil(s).
Stranding
4 strands are twisted to a core together with 5 cored element, the UIC data bus and two fi llers.
Core Wrapping
Overlapped plastic-foil(s).
Outer Sheath
Cross-linked oil resistant LSZH compound.
For 18/20 cores UIC databus cables:
Star Quad
Four LSZH insulated 1mm² stranded tinned copper conductors are twisted to form a star quad.
UIC Data Bus 0.75mm²
Two foam skin insulated tinned copper stranded conductors are twisted together with two filling elements to form a pair.
Wrapping: Overlapped plastic-foil(s)
Screen: Tinned copper wire braid screen
Element sheaths: TPE.
Wrapping: Overlapped plastic-foil(s)
Stranding
4 star quads are stranded together with 2 or 4 UIC data bus cable and several fi llers.
Core Wrapping
Overlapped plastic-foil(s).
Screen
Tinned copper-wire braid screen.
Outer Sheath
Cross-linked oil resistant LSZH compound.
Electrical Characteristics at 20℃
| Nominal Cross Section |
mm² |
0.75 |
1 |
2.5 |
6 |
10 |
| No of Strand/Strand Diameter |
|
19/0.22 |
19/0.25 |
37/0.29 |
84/0.3 |
80/0.4 |
| Maximum Conductor Resistant |
Ω/km |
26.7 |
20 |
8.21 |
3.39 |
1.95 |
| Impedance@1.0-10MHz |
Ω |
120+/-12 |
- |
- |
- |
- |
| Maximum Attenuation @1MHz |
dB/km |
10 |
- |
- |
- |
- |
| Maximum Attenuation @1.5MHz |
dB/km |
13 |
- |
- |
- |
- |
| Maximum Attenuation @2MHz |
dB/km |
14 |
- |
- |
- |
- |
| Maximum Attenuation @3MHz |
dB/km |
18 |
- |
- |
- |
- |
| Maximum Transfer Impedance |
mΩ/m |
30 |
- |
- |
- |
- |
| Nominal Voltage Rating |
v |
300 |
- |
- |
- |
- |
Mechanical and Thermal Properties
Minimum Bending Radius:6×OD (single); 12×OD (multiple)
Temperature Range:-40℃ to +100℃ (during operation); -20℃ +50℃ (during installation)
Dimensions And Weight
Cable Code |
No. of cores& Nominal Conductor
Cross Sectional Area
No.×mm² |
Nominal
Sheath
Thickness
mm |
Nominal
Overall
Diameter
mm |
Nominal
Weight
kg/km |
| RD-UIC-4C10S+2C6S+1C2.5S+2C0.75S |
4×10+2×6+1×2.5+2×0.75 |
1.8 |
25 |
917 |
| RD-UIC-4C10S+2C6S+1C2.5S+2C1S+2C0.75S |
4×10+2×6+1×2.5+2×1.0+2×0.75 |
1.8 |
25 |
969 |
| RD-UIC-4Q1S+2C0.75S |
4×4×1.0+ 2×0.75 |
1.8 |
18.5 |
498 |
| RD-UIC-4Q1S+2P0.75S |
4×4×1.0+ 2×2×0.75 |
1.8 |
23 |
530 |
