Description
This is a round 3.0mm soft cable used for FTTH project.
Cable structure and parameter
| Item | Contents | Unit | Value |
| Optical Fiber | Fiber count | / | 1Core (single mode) G657A2 |
| Strength member | Material | / | Aramid fiber Yarn |
| Tight buffer | Material | / | LSZH White |
| Diameter | mm | 0.85±0.05 | |
| Outer jacket | Diameter | mm | 3.0±0.2 |
| Material | / | LSZH with UV Protection | |
| Color | / | Black | |
| CPR Level | – | – | Dca, CCa,Eca….. |
| Cable attenuation | dB/km | ≦ 0.35 at 1310nm, ≦ 0.21 at 1550nm | |
| Cable weight (Approx.) | kg/km | 8 | |
| Marking Interval | / | Every 1 meter | |
| COMPLIANCE | / | ITU-T G.657 A2, IEC 60794-1-21;
IEC 60794-1-22, Method, F5 |
|
| Life time | Year | 25 | |
Note: sizes and values without tolerances are nominal values
Optical fiber type and properties
| Parameter | Conditions | Units | Value | |||
| G652D | G657A1 | G657A2 | G657B3 | |||
| Optical Specification | ||||||
| Attenuation | 850 nm | dB/km | – | – | – | – |
| 1300 nm | dB/km | – | – | – | – | |
| 1310 nm | dB/km | ≤ 0.350 | ≤ 0.350 | ≤ 0.350 | ≤ 0.350 | |
| 1383 nm | dB/km | ≤ 0.330 | ≤ 0.350 | ≤ 0.350 | ≤ 0.350 | |
| 1550 nm | dB/km | ≤ 0.210 | ≤ 0.210 | ≤ 0.210 | ≤ 0.210 | |
| 1625 nm | dB/km | ≤ 0.240 | ≤ 0.230 | ≤ 0.230 | ≤ 0.230 | |
| Attenuation vs. Wavelength | 1310 nm VS. 1285-1330 nm | dB/km | ≤ 0.04 | ≤ 0.04 | ≤ 0.05 | ≤ 0.03 |
| 1550 nm VS. 1525-1575 nm | dB/km | ≤ 0.03 | ≤ 0.03 | ≤ 0.04 | ≤ 0.02 | |
| 1550 nm VS. 1480-1580 nm | dB/km | ≤ 0.04 | – | – | – | |
| Zero Dispersion Wavelength | \ | nm | 1300-1324 | 1300-1324 | 1300-1324 | 1300-1324 |
| Zero Dispersion Slope | ps/(nm2·km) | 0.073-0.092 | 0.073-0.092 | 0.073-0.092 | ≤ 0.092 | |
| Dispersion | 1550 nm | ps/(nm·km) | 13.3-18.6 | 13.3-18.6 | 13.3-18.6 | |
| 1625 nm | ps/(nm·km) | 17.2-23.7 | 17.2-23.7 | 17.2-23.7 | ||
| Polarization Mode Dispersion (PMD) | ps/√km | ≤0.2 | ≤0.2 | ≤0.2 | ≤0.2 | |
| Cut-off Wavelength λcc | – | nm | ≤1260 | ≤1260 | ≤1260 | ≤1260 |
| Mode Field Diameter (MFD) | 1310 nm | μm | 9.2±0.4 | 9.2±0.4 | 8.6±0.4 | 8.6±0.4 |
| 1550 nm | μm | 10.4±0.5 | 10.4±0.5 | 9.6±0.5 | 9.6±0.5 | |
| Attenuation Discontinuity | 1310 nm | dB | ≤0.03 | ≤0.03 | ≤0.03 | ≤0.03 |
| 1550 nm | dB | ≤0.03 | ≤0.03 | ≤0.03 | ≤0.03 | |
| Bidirectional Attenuation | 1310 nm | dB/km | ≤0.04 | ≤0.05 | ||
| 1550 nm | dB/km | ≤0.04 | ≤0.05 | |||
| Geometrical | ||||||
| Cladding Diameter | μm | 125±0.7 | 125±0.7 | 125±0.7 | 125±0.7 | |
| Cladding Non-Circularity | % | ≤1.0 | ≤1.0 | ≤0.8 | ≤0.7 | |
| Core/Cladding Concentricity Error | μm | ≤0.6 | ≤0.5 | ≤0.5 | ≤0.5 | |
| Coating Diameter (Uncolored) | μm | 242±7 (standard) | ||||
| μm | 200±10 (optional) | |||||
| Coating/Cladding Concentricity Error | μm | ≤12 | ≤12 | ≤12 | ≤12 | |
| Curl | m | ≥4 | ≥4 | ≥4 | ≥4 | |
| Environmental (1550nm, 1625nm) | ||||||
| Temperature Cycling | -60℃ to +85℃ | dB/km | ≤0.03 | ≤0.05 | ≤0.05 | ≤0.05 |
| High Temperature &
High Humidity |
85℃, 85% RH, 30days | dB/km | ≤0.03 | ≤0.05 | ≤0.05 | ≤0.05 |
| Water Immersion | 23℃, 30days | dB/km | ≤0.03 | ≤0.05 | ≤0.05 | ≤0.05 |
| High Temperature Aging | 85℃, 30days | dB/km | ≤0.03 | ≤0.05 | ≤0.05 | ≤0.05 |
CABLE MECHANICAL PARAMETERS
| Items | Unite | Specifications |
| Tension(Long Term) | N | 80 |
| Tension(Short Term) | N | 40 |
| Crush(Long Term) | N/10cm | 100 |
| Crush(Short Term) | N/10cm | 500 |
| Min. Bend Radius(Dynamic) | mm | 20D |
| Min. Bend Radius(Static) | mm | 10D |
ENVIRONMENTAL PARAMETERS
| Item | Standard | Specification |
| Environmental | IEC-60794-1-22-F5B | No water penetration |
| IEC-60794-1-22-F9 | ≤0.1dB/km max. attenuation change allowed | |
| Application temperature range | Application temperature range
℃ |
Operation: – 10℃ ~ +70℃
Installation: -40℃ ~ +70℃ Storage/transportation: – 40℃ ~ +70℃ |
Application
Outdoor aerial application
Used in the FTTH projects
High speed optical routes in building
High performance optical network operation
Cable Marking
Brand Manufacture Date(YR/MT) Model Number of cores Category carrier Number of Reel Meter(xxxxM)
*OEM MARKING IS AVAIABLE, The marking can be changed according to customer requirements.





