Cable Cross -Section:
Feature:
- Small diameter
- Frees up capital to expand network and client base
- Network design flexibility
- 5/3.5mm microduct suitable
- Easy to upgrade
- Greater blowing distance
- Fiber: G.G652D, G.657A1, G.657A2 & multimode fiber
Standards:
- Unless otherwise specified in this specification, all requirements shall be mainly in accordance with the following standard specifications.
- Optical fibers :ITU-T G.652D
- Optical fibers :IEC 60793 B1.3
- Cables:IEC 60794
Specification:
| Fiber count (F) |
Nominal diameter (mm) |
Nominal weight (kg/km) |
Min. bend radius (mm) |
Temperature (℃) |
| 2 | 2.0±0.1 | 4 | 20 times of cable diameter | -30 to +50 |
| 4 | 2.0±0.1 | 4 | ||
| 6 | 2.3±0.1 | 5 | ||
| 8 | 2.3±0.1 | 5 | ||
| 12 | 2.3±0.1 | 5 | ||
| 24 | 2.8±0.1 | 7.5 |
Blowing Test:
| Fiber count (F) |
Blowing machine | Suitable microduct (mm) |
Blowing pressure (bar) |
Blowing distance in 5/3.5 duct (m) |
Blowing distance in 7/5.5 duct (m) |
| 2 to 12 | PLUMETTAZ PR-140 MiniJet-400 |
5/3.5 or 7/5.5 | 13 | 800 | 1500 |
| 14 to 24 | 5/3.5 or 7/5.5 | 500 | 1500 |
Mechanical Performance:
| Item | Testing Method | Testing Results | Specified Value | |
| Tension performance | IEC 60794-1-2-E1 | Optical fibre strain | Additional attenuation | Max. Tensile Strength = Short term Allowable tension ≈2×(Long term Allowable Tension) |
| Short term: ≤0.3％ Long term: ≤0.1％ |
Short term: <0.1 dB, reversible; Long term: ≤0.03 dB |
|||
| Crush | IEC 60794-1-2-E3 | Short term: <0.10 dB, reversible; Long term: ≤0.03 dB; The outer sheath has no visible crack. |
Short term crushing force =600 N Long term crushing force =300 N |
|
| Repeated bending | IEC 60794-1-2-E6 | After test, ≤0.03 dB; The outer sheath has no visible crack. |
R=20 outer Φ | |
| Bending load =15N | ||||
| Bending times =25 | ||||
| Torsion | IEC 60794-1-2-E7 | After test, ≤0.03 dB; The outer sheath has no visible crack. |
Torsion angle=±180º | |
| Torsion load =15N | ||||
| Torsion times =5 | ||||
| Cable bend | IEC 60794-1-2-E11A | After test, The optical fibre can’t be broken; The outer sheath has no visible crack. |
R=20 outer Φ 10Turns Cycles times =5 |
|
| All optical testing proceeded at 1550 nm | ||||
Environment Performance:
| Item | Testing Method | Testing Results | ||
| Temperature cycling | IEC 60794-1-2-F1 | Allowable additional attenuation (1550nm) | ||
| G.652B | G.652D | G.655 | ||
| ≤0.10 dB/km, reversible; | ||||
| Water penetration | Water column: 1m, 1m cable, Period:24 hours | No water leak through the open end of cable | ||
| Filling compound flow | 70℃, Period:24 hours | No compound flow from the cable | ||
Packing and Marking:
- Each single length of cable shall be reeled on Fumigated Wooden Drum
- Covered by plastic buffer sheet
- Sealed by strong wooden battens
- At least 1 m of inside end of cable will be reserved for testing.
- Drum length: Standard drum length is 3，000m±2%; as required
- 5.2 Drum Marking(can according to the requirement in the technical specification) Manufacturer name;
- Manufacturing year and month Roll—direction arrow;
- Drum length; Gross/net weight;
Packaging and Shipping:
