ST2513/CT2243 Outdoor Single Mode Unarmoured Trackside Optical Fiber Cables
Applications :
- The cables are designed for long distance telecom links on optical fibres along railway tracks. The cables are suitable for pulled through ducts or laid in channels.
Standards :
- SNCF ST 2513-99
Construction :
- Fibres : Singlemode optical fibres G652 coloured (6 or 12 per tube).
- Tube : PBT polyester tubes From 12 to 72 OFs: 1 to 6 tubes; 144 OFs: 12 tubes.
- Central Strength Member : Non-metallic central reinforcement (FRP).
- Filling : Petroleum jelly + water-swelling yarns.
- Reinforcement : Water-swelling aramid fi bres.
- Sheath : PE sheath.
Electrical Characteristics at 20 °C :
-
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 : from 12 to 72 FO: 230mm; 144 FO: 340mm.
- Temperature Range : -30°C to +60°C (during operation); -10°C +60°C (during installation).
Dimensions and Weight :
Cable Code | No. of fi bres | No of Tubes x No of Fibers/Tube |
Nominal Sheath Thickness mm |
Nominal Overall Diameter mm |
Nominal Weight kg/km |
RO2513-ML-B-9-1×12-F-2Y | 12 | 1 tubes of 12 OF | 1.5 | 11.6 | 112 |
RO2513-ML-B-9-3×12-F-2Y | 36 | 3 tubes of 12 OF | 1.5 | 11.6 | 112 |
RO2513-ML-B-9-6×6-F-2Y | 36 | 6 tubes of 6 OF | 1.5 | 11.6 | 112 |
RO2513-ML-B-9-6×12-F-2Y | 72 | 6 tubes of 12 OF | 1.5 | 11.6 | 112 |
RO2513-ML-B-9-12×12-F-2Y | 144 | 12 tubes of 12 OF | 1.5 | 17.0 | 225 |
UV Resistant |
Water Resistant |
Buried in Ciround |
Laid In Ducts |
Zero Halogen IEC 60754-1/NF C20-454 EN 50267-2-1 |