Cable Type | Central Loose Tube Cable | ||||
Fibers Count | 2~4 | 6~8 | 12 | 24 | |
Thickness of HDPE sheath | Nominal value:0.20mm, Average value:0.15mm | ||||
Nominal Overall Diameter | 2.0±0.1mm | 2.3±0.1mm | 2.5±0.1mm | 2.8±0.1mm | |
Weight | 4.0 kg/km | 5.0 kg/km | 5.5 kg/km | 7.5 kg/km | |
Max. Tensile Strength | 80N | 80N | 80N | 100N | |
Max. Crushing force |
600N/100mm | ||||
Min. Bending radius -Static | 10 outer Φ | ||||
Min. Bending radius -Dynamic | 20 outer Φ | ||||
Temperature | Storage | -20~+50℃ | |||
| Installation | -10~+40℃ | |||
| Operation | -20~+50℃ |
Blowing Tool | Typical blowing length | ||
PLUMETTAZ:PR-140, MiniJet-400 etc. | Fibres Count | Duct type 3.5/5.0mm | Duct type 5.5/7.0mm |
24 fibres | 200~500m | 1000m |
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 |
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 |
Fiber Count | Drum length (m) | Drum Size (mm) | Packing Size (mm) | Net/Gross Weight (Kg) |
2~12 Fibers | 2000 | Φ600×460 | 640×640×460 | 10.0/30.0 |
4000 | Φ600×460 | 640×640×460 | 20.0/40.0 | |
6000 | Φ600×460 | 640×640×460 | 30.0/50.0 | |
24 Fibers | 2000 | Φ690×450 | 855×670×450 | 15.0/35.0 |
4000 | Φ710×450 | 875×690×450 | 30.0/50.0 | |
6000 | Φ730×570 | 895×710×570 | 45.0/70.0 |