Tight Buffer Optical Fiber Cables
Application
These optical fiber cables are designed to data transmission in ship and especially in the cruise ship where low smoke, halogen-free, and fire retardant cables are required to increase safety on board.
Standards
- IEC 60332-1-2
- IEC 60332-3-22
- IEC 60754-1/2
- IEC 61034
Construction
- Coated Optical Fiber: 250/900μm.
- Reinforcing Elements: Glass yarns with watertight tape.
- Outer Sheath: LSOH and FR compound.
Fiber Specification
| G50/125 | G62.5/125 | E9/125 | |||||
| Geometry/Mechanical Properties | |||||||
| Core Diameter | µm | 50 ± 2.5 | 62.5 ± 3 | ||||
| Mode Field Diameter (at 1310 nm) | µm | 9.2 ± 0.4 | |||||
| Cladding Diameter | µm | 125 ± 2 | 125 ± 1 | 125 ± 2 | |||
| Coating Diameter | µm | 245 ± 10 | 245 ± 5 | 245 ± 10 | |||
| Core Non-circularity | % | < 5 | < 5 | ||||
| Cladding Non-circularity | % | < 1 | < 1 | < 1 | |||
| Core/Clad Concentricity Error | µm | < 1.5 | < 1.5 | < 0.8 | |||
| Eccentricity of Coating | µm | < 10 | < 10 | < 10 | |||
| Screen Test | ≥100 kpsi | ≥100 kpsi | ≥100 kpsi | ||||
| Transmission Properties | OM2 | OM1 | OS1 | ||||
| Wavelength | nm | 850 | 1300 | 850 | 1300 | 1310 | 1550 |
| Attenuation Max. | dB/km | 2.7 | 0.8 | 3.2 | 0.9 | 0.36 | 0.22 |
| Bandwidth Min. | MHz. km | 500 | 1000 | 250 | 600 | ||
| Effective Group of Refraction | 1.483 | 1.478 | 1.497 | 1.493 | 1.4695 | 1.4701 | |
| Numerical Aperture | 0.200 ± 0.015 | 0.275 ± 0.015 | |||||
| Dispersion Coefficient Max. | ps/nm.km | 3.5 | 18 | ||||
| Zero Dispersion Wavelength | nm | 1300 –1322 |
|||||
| Dispersion Slope | ps/nm² .km | ≤0.092 | |||||
| Cutoff Wavelength (cabled) | nm | ≤1250 | |||||
| Polarization Mode Dispersion | ps/km1/2 | ≤0.1 | |||||
Mechanical and Thermal Properties
- Bending Radius for Fixed Installations: 15×OD
Temperature Range: -20℃ ~ +60℃
Dimensions and Weight
| Part No. | No. of Optical Fibers | Nominal Overall Diameter mm | Nominal Weight kg/km |
| MLN-MTA-X-2/4-H-VT-G | 2/4 | 6.4 | 45 |
| MLN-MTA-X-6/8-H-VT-G | 6/8 | 7.2 | 52 |
| MLN-MTA-X-10/12-H-VT-G | 10/12 | 7.7 | 60 |
Note: X: Fiber type (0=Fiber and copper conductors in cable 4=50/125 multi-mode fiber
(OM3); 5=50/125 multi-mode fiber (OM2); 6=50/125 multi-mode fiber (OM1); 7=NZDS SM
fiber per G.656.; 8=NZDS SM fiber per G.655.; 9=Standard SM fiber per G.652.D)
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MRE-M2X(St)H 150/250V Mica Tape + XLPE Insulated, LSOH (SHF1) Sheathed, Overall Screened Fire Resistant Instrumentation & Control Cables(Multipair/Multitriple) GalleryMRE-M2X(St)H 150/250V Mica Tape + XLPE Insulated, LSOH (SHF1) Sheathed, Overall Screened Fire Resistant Instrumentation & Control Cables(Multipair/Multitriple)
