Application: | Communication |
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Type: | Multi-mode Fiber |
Connection Structure: | According to Customers Request |
Material Shape: | Round Wire |
Allowed Lateral Pressure: | >1000(N/100mm) |
Allowed Tensile Strength: | >10000N |
Customization: |
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3.1.1 Dimension and Properties | ||||||
General properties | Unit | Nominal value | ||||
Fiber count (G.652D) | pc | 24 | 48 | 72 | 144 | |
No.of loose tube/Filler | pc | 2/3 | 4/1 | 6/0 | 12/0 | |
Fiber No. per tube | pc | 12 | ||||
Loose tube | mm | 2.0±0.3mm | ||||
Inner sheath | material | / | PE | |||
Thickness | mm | 1.0mm±0.2mm | ||||
Outer sheath | material | / | HDPE BLACK | |||
Thickness | mm | 1.6mm±0.2mm | ||||
Diameter | mm | 12.0±0.5 | 12.0±0.5 | 13.0±0.5 | 17.0±0.5 | |
Max. allowable pulling force | N | 1000/3000 N | ||||
Crush resistance | N/100mm | 6000/100x100mm | ||||
3.1.2 Working conditions | ||
Temperature range | Transport and storage:- 40ºC to +70ºC | Min Bending Radius |
Installation:-40ºC to +60ºC | Installation:20 x OD | |
Operation:-40ºC to +70ºC | Operation:10 x OD |
3.1.3. FIBERS AND TUBE COLOR CODE SCHEME: | ||||||||||||
Fiber color | Blue | Orange | Green | Brown | Grey | White | Red | Black | Yellow | Purple | Pink | Aqua |
Tube color | Blue | Orange | Green | Brown | Grey | White | Red | Black | Yellow | Purple | Pink | Aqua |
No | Item | Reference |
Tests of Optical Fiber | ||
1 | Attenuation coefficient | IEC 60793-1-40 |
2 | Chromatic dispersion | IEC 60793-1-42 |
3 | Mode field diameter | IEC 60793-1-45 |
4 | Cladding diameter | IEC 60793-1-20 |
5 | Cladding non-circularity | IEC 60793-1-20 |
6 | Core/clad concentricity error | IEC 60793-1-20 |
7 | Cable cutoff wavelength | IEC 60793-1-44 |
Tests of Outdoor cable (After cabling) |
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1 | Tensile Test | IEC-60794-1-E1 | -Max. allowable pulling force: installation tensile; sample length: no less than 50 meters, time: 10 minutes; -Fiber strain at max. load : max. 0.33 %. -No damage to the outer jacket and inner elements. Reversible. |
2 | Crush test |
IEC-60794-1-E3 |
-Load:short time crush strength, time: 5 minutes, length: 100 mm, number of tests: 3; -No damage to the outer jacket and inner elements. Reversible. |
3 | Impact test | IEC-60794-1-E4 | -Impact energy: 3J , radius: 10.0 mm, impact points: 3 Number of impacts: 1 -No breakage of the optical fiber, -No splits or cracks in the outer jacket. -Attenuation increase ≤0.1dB, reversible |
4 | Repeated bending test |
IEC-60794-1-E6 |
-1m cable length, bending radius: 20 times cable's diameter. 25 cycles, duration of cycle: 2s. -No damage to the outer jacket and inner elements. Reversible |
5 |
Torsion test |
IEC-60794-1-E7 |
-2m cable length, ±180 degrees, 5cycles; -no damage to the outer jacket -Attenuation increase ≤0.1dB, reversible |
6 | Bending test | IEC-60794-1-E11 | - Diameter of mandrel: 20xD ,number of turns/helix: 4 number of cycles: 3 , -No damage to the outer jacket and inner elements (20 oC). reversible |
7 | Temperature cycling test | IEC-60794-1-F1 | -Temperature step: +20oC →-40oC →+70oC →-40oC →+70oC →+20oC,time per each step: 12 hrs, -number of cycles: 2 cycles -they shall be no change in attenuation variation for reference value (the attenuation to be measured before test at +20±3 oC) - reversible |
8 | Water penetration test | IEC-60794-1-F5 | -Water height: 1m, sample length: 3m, duration of test: 24 hrs. - No water leakage at the end of the sample |
9 | Drip test | IEC-60794-1-E14 | -Three 0.3m samples suspended vertically in a climate chamber, raised temperature to +70°C. -no filling compound shall drip from tubes after 24 hr |
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