Wiring Ducts
Duct Type FTTH Drop Cable 2-Fiber with 7.5mm PE Jacket and -40℃ to +60℃ Operating Range
Professional duct-type FTTH drop cable featuring ITU-T G.657 (B6a1) single-mode optical fiber with low attenuation (≤0.3 dB/km at 1550nm). Includes 2 fibers with color coding, steel strength member, LSZH inner jacket, and PE outer protection. Designed for reliable performance in demanding environmental conditions with excellent mechanical durability.
CORES
1 to 4 cores
Place of Origin
CHINA
Packaging Details
Wooden DRUM
Fiber
G652D or G657A
Product
DUCT TYPE FTTH DROP CABLE
Messenger
Steel Wire
Product Description
Duct Type FTTH Drop Cable Overview
Professional-grade fiber optic drop cable specifically designed for duct laying applications in FTTH (Fiber to the Home) networks.
ITU-T G.657 (B6a1) Single-Mode Optical Fiber Specifications
Optical Characteristics
| Characteristic | Conditions | Specified Values | Units |
|---|---|---|---|
| Mode field diameter (MFD) | 1310nm 1550nm |
8.8±0.4 9.8±0.5 |
µm µm |
| Cut-off wavelength (λcc) | ≤1260 | nm | |
| Attenuation coefficient | 1310nm 1383nm 1550nm |
≤0.4 ≤0.4 ≤0.3 |
dB/km dB/km dB/km |
| Macro bending loss | Ф20mm, 1circle, at 1625nm Ф20mm, 1circle, at 1550nm |
≤1.5 ≤0.75 |
dB |
| Attenuation non-uniformity | ≤0.05 | dB | |
| Dispersion coefficient | 1288～1339nm 1271～1360nm 1550nm |
≤3.5 ≤5.3 ≤18 |
Ps/(nm.km) Ps/(nm.km) Ps/(nm.km) |
| Zero dispersion wavelength | 1300～1324 | nm | |
| Max zero dispersion slope | ≤0.092 | Ps/(nm².km) | |
| Group index of refraction | 1310nm 1550nm |
1.466 1.467 |
Geometric Characteristics
| Characteristic | Specified Values | Units |
|---|---|---|
| Cladding diameter | 125±0.7 | µm |
| Core/cladding concentricity error | ≤0.5 | µm |
| Cladding non-circularity | ≤1.0 | % |
| Coating diameter | 245±10 | µm |
| Cladding/coating concentricity error | ≤12.0 | µm |
| Coating non-circularity | ≤8 | % |
| Diameter of colored coating | 250±15 | µm |
Mechanical Characteristics
| Characteristic | Conditions | Specified Values | Units |
|---|---|---|---|
| Proof stress | ≥0.69 | GPa | |
| Proof strain | ≥1.0 | % | |
| Coating strip force | Average value Peak value |
1.0-5.0 1.3-8.9 |
N N |
| Dynamic stress corrosion susceptibility parameter | ≥20 |
Cable Construction & Parameters
Fiber Count: 2 fibers
Colored Coating Fiber: 250±15μm diameter, Blue & Orange color coding
Strength Member: 0.45mm steel wire
Inner Jacket: 3.0±0.1mm × 2.0±0.1mm LSZH material, Black color
Outer Jacket: 7.5±0.3mm PE material, Black color
Mechanical Performance
| Parameter | Short Term | Long Term |
|---|---|---|
| Tensile Strength | 100 N | 50 N |
| Crush Resistance | 1000 N/100mm | 500 N/100mm |
| Minimum Bending Radius | 30D (Dynamic) | 15D (Static) |
Environmental Specifications
- Operation Temperature Range: -40℃ to +60℃
- Color-coding remains clear and fade-resistant during installation and operation
- LSZH (Low Smoke Zero Halogen) inner jacket for enhanced safety
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