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Railway Quad & Signalling Cables
ZPAU Railway Control & Signalling Cables
- Used for signalling circuits in railway networks
- Connect the signalling equipment center to the track-side equipment
- Conductor : Annealed Solid Copper Conductor
- Insulation : Polyethylene
- Inner Sheath : Non-Hygroscopic sheath (Halogen free optional)
- Screening : Annealed Plain Copper Tape
- Intermediate Sheath : Polyethylene
- Armour : Two helical applied steel tape
- Sheath : Specially formulated PVC
- Color : As per Customer order
- Temperature Range : -30°C to +70°C
- Linear Resistance : 18.1 Ω/km
- Standard : SNCF CT 445, NF F 55-698, IEC 60332-1-2
- Test Voltage : 750 V
- Insulation Resistance : ≥5000 MΩ.km
- Dielectric Strength : 4.5kV
- Mutual Capacitance at 800Hz : ≤ 55 nF/km
- Capaciance Unbalance : 400 pF / 500m
- Characteristic Impedance :
- i) For 20 to 45 KHz : 120±10Ω
- ii) For 45 to 80 KHz : 115±10Ω
- Linera Attenuation :
- i) For 20 to 45 KHz : ≤ 2.5 dB/km
- ii) For 45 to 80 KHz : ≤ 3 dB/km
- Excellent resistance to high and low temperature
- Resistance to oil, damp and humid weather conditions
- Low reduction factor
| Part Number |
No.of Pairs x Cross Sectional Area |
Conductor Diameter (Nom.) |
Overall Diameter (Nom.) |
Cable Weight (Approx.) |
|
Nos./Sq.mm |
mm |
mm |
kg/km |
| 8761004 |
4 x 2 x 1 |
1.13 |
20.5 |
857 |
| 8761007 |
7 x 2 x 1 |
1.13 |
22.8 |
1037 |
| 8761014 |
14 x 2 x 1 |
1.13 |
27.9 |
1434 |
| 8761021 |
21 x 2 x 1 |
1.13 |
32.3 |
1824 |
| 8761028 |
28 x 2 x 1 |
1.13 |
35.6 |
2068 |
| 8761056 |
56 x 2 x 1 |
1.13 |
45.7 |
3281 |
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