WTB (stranded train bus) cable
WTB (Wristed Train Bus) cables are used for permanent installation in rolling stock to connect fixed parts. The system uses a bus system based on line support and complies with the TCN standard (Train Communication Network Standard) for control, instrumentation, and diagnosis.
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Application：
Locomotive communication system
Characteristic：
- Rated Voltage: 300V AC
- Temperature Range: -40°C to 90°C
- Bending Radius: 6D (D refers to the cable outer diameter)
- Characteristic Impedance: 1200+120 (0.75~3MHz)
- Attenuation: <1.0dB/100m (1MHz)
- <1.0dB/100m (2MHz)
- Operating Capacitance: ≤65pF/m (1.0MHz)
- Ground Capacitance: <1.5pF/m (1.0MHz)
- Transfer Impedance: <20mΩ/m (20MHz)
- Abrasion Resistant
- Oxidation Resistant
- Non-deformable
Structure：
- Conductor: Tinned copper conductor, Class 5 structure.
- Insulation: Polyethylene insulation material.
- Filling material.
- Polyester tape.
- Aluminum-plastic composite tape.
- Braiding.
- Jacket/Sheath.
Selection parameter
| Model specifications | Conductor diameter （mm） | Insulation diameter （mm） | Outer diameter（D） | Average cable weight Kg/km | Combustion heat value K/m | |
|---|---|---|---|---|---|---|
| Min.mm | Max.mm | |||||
| 2×0.5(Solid type) | 0.9 | 3.3 | 8.5 | 9 | 78 | 1185 |
| 2×0.5(Foam type) | 0.9 | 2.4 | 6.7 | 7.2 | 24 | 950 |
| 2×0.75(Foam type) | 1.15 | 3.3 | 8.5 | 9 | 75 | 1179 |
| 2×0.75(Solid type) | 1.15 | 4.2 | 10.3 | 10.8 | 106 | 1415 |
WHY CHOOSE TST
19 quality tests before cable shipment
R&D personnel account for 42% of the company’s headcount
Support all kinds of customization, free sampling
10,000 ㎡ factory, annual production capacity of 2,000,000 meters
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