GYXTW specification
Cross Section of Cable
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Fiber parameter
| Item | Unit | Specification | |
| Fiber Type | G.652D | ||
| Mode field diameter | 1310nm | mm | 9.2±0.4 |
| 1550nm | mm | 10.4±0.8 | |
| Cladding diameter | mm | 125.0±1 | |
| Cladding non-circularity | % | £1.0 | |
| Core/cladding concentricity error | mm | £0.5 | |
| Coating diameter | mm | 245±5 | |
| Coating non-Circularity | % | £6.0 | |
| Coating/cladding concentricity error | mm | £12.0 | |
| Cable cut-off wavelength | nm | £1260 | |
| Attenuation Coefficient | 1310nm | dB/km | £0.36 |
| 1550nm | dB/km | £0.22 | |
| Proof stress level | kpsi | ≥100 | |
Note: Other parameters meet standard ITU-T G.652
Cable Performance
| Item | Parameters | |
| Fiber Count | 12 | |
| Colored coated fiber | Dimension | 250µm±15µm |
| Color | Blue,Orange,Green,Brown,Gray,White,Red,Black,Yellow,Purple,Pink,Aqua | |
| Loose tube | Dimension | 2.2mm±0.1mm |
| Material | PBT | |
| Color | nature | |
| Filler | Material | none |
| Color | none | |
| Strength Member | Dimension | 0.7mm±0.05mm |
| Material | Phosphating steel wire | |
| Armoured | Material | Plastic coated steel strip |
| Outer jacket | Material | PE |
| Color | Black | |
Mechanical and Environmental Characteristics
| Item | Unit | Specifications |
| Tension(Long Term) | N | 600 |
| Tension(Short Term) | N | 1500 |
| Crush(Long Term) | N/10cm | 300 |
| Crush(Short Term) | N/10cm | 1000 |
| Min. Bend Radius(Dynamic) | mm | 20D |
| Min.Bend Radius(Static) | mm | 10D |
| Installation Temperature | ℃ | -40~+60 |
| Operating Temperature | ℃ | -40~+70 |
| Storage Temperature | ℃ | -40~+70 |
| Repeating bending(重复弯曲) | Load:250N;number of cycles:30 No obvious addition attenuation, no fiber break and no cable damage. | |
| Torsion(扭曲) | Load:250N; number of cycles:10; twist angle:±90° No obvious addition attenuation, no fiber break and no cable damage. | |
| Impact(冲击) | Impact energy:450g×1m; radius of hammer head:12.5mm; number of impact: 5 No obvious addition attenuation, no fiber break and no cable damage. | |
Dimensions of Cable Constructions
| Fiber count | Structure | Fibers per tube |
Loose tube diameter (mm) |
CSM diameter/pad diameter (mm) |
Nominal Thickness of outer jacket (mm) |
Cable diameter/ Height (mm) |
Cable weight (kg/km) |
| 2 | 1 | 2 | 1.7±0.1 | 1.0/1.0 | 1.6 | 8.0±0.2 | 57 |
| 4 | 1 | 4 | 1.85±0.1 | 1.0/1.0 | 1.6 | 8.0±0.2 | 58 |
| 6 | 1 | 6 | 1.9±0.1 | 1.0/1.0 | 1.6 | 8.0±0.2 | 58 |
| 8 | 1 | 8 | 2.0±0.1 | 1.0/1.0 | 1.6 | 8.0±0.2 | 60 |
| 12 | 1 | 12 | 2.2±0.1 | 1.0/1.0 | 1.6 | 8.0±0.2 | 60 |
Drum
| Cable type | Drum(17kg) | ||||
| Height (mm) | Width (mm) | Inner diameter (mm) |
Length (km) |
Drum type | |
| GYXTW | 700 | 700 | 650 | 2 | wooden drum |
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