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APPLICATIONS
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Outdoor Single Mode Trackside Fiber Cables NR/PS/TEL/00014
Application
The railway cables are fibre communications cable designed for use in high traffic and data rate requirements.
Standards
● NR/PS/TEL/00014 (formerly RT/E/PS/00014)
Construction
Fibre
Step Index Singlemode Fibres in accordance with ITU-T recommendation G.652.9/125 μm Fibre @ 1310nm &1550nm.
Fibre Carrier
PE.
Central Strength Member
Single continuous non-metallic.
Water blocking
Water blocking material.
Separator
PET (Polyester Tape).
Inner Sheath
PE (Polyethylene) Type 03C to BS6234 or LSZH Sheath.
Sheath
PE (Polyethylene) Type 03C to BS6234 or LSZH sheath.
Optionally
Armoured Cables: Corrugated steel tape armoured cables can be offered as an option.
Electrical Characteristics at 20℃
| Maximum Attenuation | G652 | |
|---|---|---|
| @1310nm | dB/km | 0.35 |
| @1550nm | dB/km | 0.22 |
| Maximum Chromatic Dispersion | ||
| Between 1260 and 1360nm | ps/(nm/km) | 3.5 |
| Between 1530 and 1565nm | ps/(nm/km) | 19 |
| Zero Dispersion Wavelength | nm | 1310±11 |
| Zero Dispersion Slope | ps/(nm2.km) | 0.09 |
| Numerical Aperture | 0.14 | |
| Point discontinuity | dB | 0.1 |
| PMD (individual fi ber) | ps/km | 0.2 |
| Maximum Cutoff Wavelength | nm | 1260 |
| Cladding Diameter | um | 125±1 |
| Core/Cladding Concentricity Error | um | ≤0.5 |
| Cladding Non Circularity | % | ≤1 |
| Coating Non Circularity | % | ≤6 |
| Proof Test Level | Kpsi (GN/m2) | 100 (0.7) |
| Crush Resistance | N/cm | 300 |
| Maximum Laying Tension | N | From 12 to 72 FO: 2500;144 FO: 3000 |
Mechanical and Thermal Properties
Minimum Bending Radius: 12×OD .
Temperature Range: -20℃ to +60℃ (during operation); -10℃ to +60℃ (during installation)
Dimensions And Weight
Unarmoured Single Mode Trackside Fiber Cables
| Cable Code | No. of fi bres | Nominal Cladding Thickness μm |
Nominal Sheath Thickness mm |
Nominal Overall Diameter mm |
Nominal Weight kg/km |
|
|---|---|---|---|---|---|---|
| Inner | Outer | |||||
| RO14-ML-B-9-2×4-F-2Y2Y | 8 | 125 | 1.6 | 2.0 | 12.0 | 110 |
| RO14-ML-B-9-2×6-F-2Y2Y | 12 | 125 | 1.6 | 2.0 | 12.0 | 110 |
| RO14-ML-B-9-4×5-F-2Y2Y | 20 | 125 | 1.6 | 2.0 | 12.0 | 110 |
| RO14-ML-B-9-8×6-F-2Y2Y | 48 | 125 | 1.6 | 2.0 | 12.6 | 120 |
| RO14-ML-B-9-16×6-F-2Y2Y | 96 | 125 | 1.6 | 2.0 | 14.0 | 150 |
Steel Tape Armoured Single Mode Trackside Fiber Cables
| Cable Code | No. of fibres | Nominal Cladding Thickness μm |
Nominal Sheath Thickness mm |
Nominal Overall Diameter mm |
Nominal Weight kg/km |
|
|---|---|---|---|---|---|---|
| Inner | Outer | |||||
| RO14-ML-B-9-2×4-F-2Y(STA)2Y | 8 | 125 | 1.6 | 2.0 | 15.0 | 210 |
| RO14-ML-B-9-2×6-F-2Y(STA)2Y | 12 | 125 | 1.6 | 2.0 | 15.0 | 210 |
| RO14-ML-B-9-4×5-F-2Y(STA)2Y | 20 | 125 | 1.6 | 2.0 | 15.0 | 210 |
| RO14-ML-B-9-8×6-F-2Y(STA)2Y | 48 | 125 | 1.6 | 2.0 | 15.5 | 230 |
| RO14-ML-B-9-16×6-F-2Y(STA)2Y | 96 | 125 | 1.6 | 2.0 | 17.0 | 270 |
