China yepamusoro 3 air-blown micro fiber optic cable supplier, GL ine makore anopfuura 17 ruzivo, Nhasi, tichaunza specal fiber optic cable SFU (Smooth Fiber Unit ).
The Smooth Fiber Unit (SFU) ine bundle re low bend radius, isina waterpeak G.657.A1 fibres, yakavharidzirwa neyakaoma acrylate layer uye yakadzivirirwa nekunze, zvishoma ribbed polyethylene, kuti ishandiswe mumambure ekuwana. Kuiswa: kuvhuvhuta mumamicroducts e3.5mm. kana 4.0mm. (mukati dhayamita).
1. General
1.1 Iyi dhizaini inovhara zvinodiwa pakupihwa kwe single-modhi optical fiber tambo.
1.2 The single mode optical fiber cable inowirirana nezvinodiwa zveiyi tsanangudzo uye inowanzosangana chero ichangoburwa yakakodzera ITU-T Recommendation G.657A1
2. Fiber maitiro
2.1 G.657A
2.1.1 Geometric maitiro
Technical Datas:
| Kudzikisira (dB/km) | @1310nm | ≤0.34dB/km |
|
| @1383nm | ≤0.32dB/km |
|
| @1550nm | ≤0.20dB/km |
|
| @1625nm | ≤0.24dB/km |
| Kupararira | @1550nm | ≤18ps/(nm.km) |
| @1625nm | ≤22ps/(nm.km) | |
| Zero-Dispersion wavelength | 1302-1322nm | |
| Zero-Dispersion slope | 0.089ps(nm2.km) | |
| Mode munda dhayamita @1310nm | 8.6±0.4um | |
| Mode munda dhayamita @1550nm | 9.8±0.8um | |
| PMD Max. kukosha kwefiber pane reelMax.designed value for link | 0.2ps/km 1/20.08ps/km 1/2 | |
| Cable cutoff wavelength, λcc | ≤1260nm | |
| Geometrical Hunhu | ||
| Kuvhara dhayamita | 124.8±0.7 um | |
| Cladding isiri-circularity | ≤0.7% | |
| Core/Cladding Concentricity kukanganisa | ≤0.5um | |
| Fiber diameter ine coating (isina ruvara) | 245±5um | |
| Cladding/Coating concentricity kukanganisa | ≤12.0um | |
| Curl | ≥4m | |
| Mechanical maitiro | ||
| Test test | ≥0.69Gpa | |
| Macro-bend kurasikirwa pa1550nm Ø20mm, 1 kutendeuka | ≤0.25dB | |
| Ø30mm,10 kutendeuka | ≤0.75dB | |
| Macro-bend kurasikirwa pa1625nm Ø20mm, 1 kutendeuka | ≤1.5 dB | |
| Ø30mm,10turn | ≤1.0dB | |
| Environmental maitiro @1310nm uye 1550nm | ||
| Tembiricha yakakonzera kudzikisira (-60 ℃~+85 ℃) | ≤0.05dB | |
| Dry kupisa indeced attenuation (85 ℃ ± 2 ℃, RH85%,30 mazuva) | ≤0.05dB | |
| Kunyudzwa kwemvura indeced attenuation (23 ℃ ± 2 ℃, mazuva makumi matatu) | ≤0.05dB | |
| Kupisa kwakanyorova indeced attenuation (85 ℃ ± 2 ℃, RH85%, 30dyas) | ≤0.05dB/km | |
3 Optical Fiber Cable
3.1 Muchinjikwa chikamu
| Fiber optic | Type | Single mode G657A1 2-12 |
| Diameter yetambo | mm | 1.1-1.2 |
| Huremu hwetambo | (kg/km) | 2.2±20% |
| Hupenyu hwose | makore | ≥ 25 |
| Bvumira Tensile Simba | Nguva refu : | 20N |
| Kupwanya simba | Nguva pfupi: | 100N/100mm |
| Min Bending raduis | Operation | 20 OD |
| Kuisa | 15 OD | |
| Tembiricha range | Kuisa | -10～+60 ℃ |
| Transporation & kushanda | -20～+70 ℃ |
3.3 Kuita
| NO | ITEM | TEST NZIRA | KUTAURA |
| 1 | Tensile performance IEC60794-1-21-E1 | -Kuremerwa kwenguva pfupi:20N - Nguva: Maminitsi mashanu | Kurasikirwa shanduko £ 0.10 dB@1550 nm(mushure mebvunzo)- Fiber strain £ 0.60%- Hapana kukuvara kwesheath |
| 2 | Crush test IEC60794-1-21-E3 | - Mutoro: 100 N / 100mm- Nguva: Maminitsi mashanu- Kureba: 100 mm | Kurasikirwa shanduko £ 0.10 dB@1550 nm(panguva yekuedzwa)- Hapana kukuvara kwesheath |
| 3 | Kupeta kwakadzokororwa IEC60794-1-21-E6 | - Kupeta radius.: 20 × D- Mutoro: 25N- Flexing mwero: 2sec/kutenderera- Nhamba yekutenderera: 25 | - Hapana fiber break- Hapana kukuvara kwesheath |
| 4 | Kupinda kwemvura IEC60794-1-22-F5 | - Kureba kwemvura: 1m- Muenzaniso kureba: 3 m- Nguva: 24 hr | - Hapana kudonha kuburikidza netambo yepakati musangano |
| 5 | Twist IEC60794-1-21-E7 | - Kureba: 1 m- Mutoro: 40N- Twist rate: ≤60sec/kutenderera- Twist angle: ± 180 °- Nhamba yekutenderera: 5 | Kurasikirwa shanduko £ 0.10 dB@1550 nm(panguva yekuedzwa)- Hapana kukuvara kwesheath |
| 6 | Tembiricha Cycling IEC60794-1-22-F1 | - Tembiricha nhanho:+20oC→-20oC→+70oC→+20oC- Nhamba yekutenderera: 2 inotendeuka- Nguva padanho rega rega: 12 maawa | -Kurasikirwa shanduko £ 0.15dB/km@1550 nm(panguva yekuedzwa)-Kurasikirwa shanduko £ 0.05dB/km@1550 nm(mushure mebvunzo)- Hapana kukuvara kwesheath |
4. Sheath marking
5,Package Uye Drum
Tambo dzakazara mumakatoni, akavharirwa paBakelite & Fumigated danda rehuni. Panguva yekufambisa, maturusi akakodzera anofanirwa kushandiswa kudzivirira kukuvadza pasuru uye kubata zviri nyore. Cables dzinofanira kuchengetedzwa kubva kune unyoro; kuchengetwa kure nekupisa kwakanyanya uye mazhenje emoto; kudzivirirwa kubva pamusoro pekukotama uye kupwanya; yakadzivirirwa kubva kumagetsi kushushikana uye kukuvara.
Kutakura kureba: 2000-5000m / reel.
