Steel Wire Armored Uni-Tube optical cable with fibers placed in loose buffer tube.The cable core is protected with jelly to prevent water intrusion and migration, protected with steel wire armor. The whole set cover with a black polyethylene outer jacket.
Color:

Cable Specification
2.1 Introduction
Central single loose tube, jelly compound filled, armored steel wires, and PE outer sheath.
2.2 Fiber color code
The fiber color in each tube starts from No. 1 Blue.
No. | 1 | 2 | 3 | 4 | 5 | 6 |
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No. | 7 | 8 | 9 | 10 | 11 | 12 |
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No. | 13 | 14 | 15 | 16 | 17 | 18 |
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No. | 19 | 20 | 21 | 22 | 23 | 24 |
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Note: * S100 means interval 100mm black circle.
* By the effect of light and other elements, the actual color may have a little aberration, the colors above in the picture for reference only.
2.3 Color code for loose tube
The tube color is nature or White
.
2.4 Cable structure and parameter
SN | Item | Unit | Value |
1 | No. of fibers | count | 8~16 |
2 | Tube diameter | mm | 3.6 |
3 | Steel wires | mm | 1.0 |
4 | Cable diameter | mm | 9.7 |
5 | Cable weight | kg/km | 155 |
6 | Short term tension | N | 2500 |
7 | Short term crush | N/100mm | 2000 |
3. Characteristic of Optical Cable
3.1 Min. bending radius for installation
Static: 15 x cable diameter
Dynamic: 30 x cable diameter
3.2 Application temperature range
Operation: - 10℃ ~ +60℃
Installation: -10℃ ~ +60℃
Storage/transportation: - 40℃ ~ +60℃
3.3 Main mechanical & environmental performance test
Item | Test Method | Acceptance Condition |
Tensile Strength IEC 794-1-2-E1 |
- Load: Short term tension - Length of cable: about 50m |
- Fiber strain £ 0.6% - No fiber break and no sheath damage. |
Crush Test IEC 60794-1-2-E3 |
- Load: Short term crush - Load time: 1min |
- Loss change £ 0.05dB@1550nm - No fiber break and no sheath damage. |
Impact Test IEC 60794-1-2-E4 |
- Points of impact: 3 - Times of per point: 1 - Impact energy: 5J |
- Loss change £ 0.1dB@1550nm - No fiber break and no sheath damage. |
4. Characteristic of Optical Fiber
G652 fiber information
Mode field diameter (1310nm): 9.2mm±0.4mm
Mode field diameter (1550nm): 10.4mm±0.8mm
Cut off wavelength of cabled fiber (lcc): £1260nm
Attenuation at 1310nm: £0.36dB/km
Attenuation at 1550nm: £0.22dB/km
Bending loss at 1550nm (100 turns, 30mm radius): £0.05dB
Dispersion in the range 1288 to 1339nm: £3.5ps/ (nm•km)
Dispersion at 1550nm: £18ps/ (nm•km)
Dispersion slope at zero dispersion wavelength: £0.092ps/ (nm2•km)