China oke 3 air-buru micro fiber optic USB olupese, GL ni diẹ sii ju ọdun 17 iriri, Loni, a yoo ṣafihan okun okun okun SFU pataki kan (Dan Okun Unit ).
Awọn Smooth Fiber Unit (SFU) oriširiši kan lapapo ti kekere tẹ radius, ko si waterpeak G.657.A1 awọn okun, encapsured nipasẹ kan gbẹ acrylate Layer ati aabo nipasẹ kan dan, die-die ribbed polyethylene outersheath, fun ohun elo ninu awọn wiwọle nẹtiwọki.Fifi sori: fifun sinu awọn microducts ti 3.5mm.tabi 4.0mm.(iwọn ila opin).
1. Gbogbogbo
1.1 Yi sipesifikesonu ni wiwa awọn ibeere fun awọn ipese ti nikan-mode opitika okun kebulu.
1.2 Okun okun opitika ipo ẹyọkan ni ibamu pẹlu awọn ibeere ti sipesifikesonu yii ati ni gbogbogbo pade eyikeyi iṣeduro ITU-T tuntun ti o wulo G.657A1
2. Fiber abuda
2.1 G.657A
2.1.1 Jiometirika abuda
Awọn alaye imọ-ẹrọ:
| Attenuation (dB/km) | @1310nm | ≤0.34dB/km |
|
| @1383nm | ≤0.32dB/km |
|
| @1550nm | ≤0.20dB/km |
|
| @1625nm | ≤0.24dB/km |
| Pipin | @1550nm | ≤18ps/(nm.km) |
| @1625nm | ≤22ps/(nm.km) | |
| Odo-Dispersion wefulenti | 1302-1322nm | |
| Odo-Dispersion ite | 0.089ps(nm2.km) | |
| Iwọn aaye ipo @ 1310nm | 8.6 ± 0.4um | |
| Iwọn aaye ipo @ 1550nm | 9.8 ± 0.8um | |
| PMD Max.iye fun okun lori agbaMax.apẹrẹ iye fun ọna asopọ | 0.2ps / km 1/20.08ps / km 1/2 | |
| Cable cutoff wefulenti,λcc | ≤1260nm | |
| Jiometirika Abuda | ||
| Cladding opin | 124,8 ± 0,7 um | |
| Cladding ti kii-yika | ≤0.7% | |
| Core/Cladding Concentricity aṣiṣe | ≤0.5um | |
| Iwọn ila opin okun pẹlu ibora (ti ko ni awọ) | 245± 5um | |
| Cladding / Ibo concentricity aṣiṣe | ≤12.0um | |
| Kọlu | ≥4m | |
| Mechanical abuda | ||
| Idanwo ẹri | ≥0.69Gpa | |
| Pipadanu Makiro-tẹ ni 1550nm Ø20mm, titan | ≤0.25dB | |
| Ø30mm,10 titan | ≤0.75dB | |
| Pipadanu Makiro-tẹ ni 1625nm Ø20mm, titan | ≤1.5dB | |
| Ø30mm,10 yipada | ≤1.0dB | |
| Awọn abuda ayika @1310nm & 1550nm | ||
| Ilọkuro iwọn otutu (-60℃ ~ +85℃) | ≤0.05dB | |
| Attenuation ti ooru gbigbẹ (85 ℃ ± 2 ℃, RH85%, awọn ọjọ 30) | ≤0.05dB | |
| Immersion omi indeced attenuation (23℃ ± 2℃, 30 ọjọ) | ≤0.05dB | |
| Ooru ọririn ti bajẹ idinku (85℃ ± 2℃, RH85%, 30dyas) | ≤0.05dB/km | |
3 Okun Okun Okun
3.1 agbelebu apakan
| Opiti okun | Iru | Nikan mode G657A1 2-12 |
| Opin okun | mm | 1.1-1.2 |
| Àdánù ti USB | (kg/km) | 2.2± 20% |
| Igba aye | ọdun | ≥ 25 |
| Gba Agbara Fifẹ | Igba gígun : | 20N |
| Agbara fifun pa | Igba kukuru: | 100N/100mm |
| Min atunse raduis | Isẹ | 20 OD |
| Ifilelẹ | 15 OD | |
| Iwọn iwọn otutu | Ifilelẹ | -10～+60 ℃ |
| Gbigbe & isẹ | -20～+70 ℃ |
3.3 išẹ
| NO | Nkan | ONA idanwo | PATAKI |
| 1 | Išẹ fifẹ IEC60794-1-21-E1 | -Kukuru-igba fifuye: 20N - Aago: 5 iṣẹju | Iyipada pipadanu £ 0.10 dB@1550 nm(lẹhin idanwo)- Igara okun £ 0.60%- Ko si bibajẹ apofẹlẹfẹlẹ |
| 2 | Idanwo fifun pa IEC60794-1-21-E3 | - Fifuye: 100 N / 100mm- Aago: 5 iṣẹju- Ipari: 100 mm | Iyipada pipadanu £ 0.10 dB@1550 nm(nigba idanwo)- Ko si bibajẹ apofẹlẹfẹlẹ |
| 3 | Tun atunse IEC60794-1-21-E6 | - rediosi atunse .: 20 × D- Ẹrù: 25N- Oṣuwọn iyipada: 2sec / ọmọ- Nọmba ti iyipo: 25 | - Ko si fifọ okun- Ko si bibajẹ apofẹlẹfẹlẹ |
| 4 | Omi ilaluja IEC60794-1-22-F5 | - Giga ti omi: 1m- Apeere ipari: 3 m- Aago: wakati 24 | - Ko si drip nipasẹ awọn USB mojuto ijọ |
| 5 | Lilọ IEC60794-1-21-E7 | - Gigun: 1 m- fifuye: 40N- Iwọn yiyi: ≤60 iṣẹju-aaya / ọmọ- Yiyi igun: ± 180 °- Nọmba ti iyipo: 5 | Iyipada pipadanu £ 0.10 dB@1550 nm(nigba idanwo)- Ko si bibajẹ apofẹlẹfẹlẹ |
| 6 | Iwọn otutu Gigun kẹkẹ IEC60794-1-22-F1 | - Igbesẹ iwọn otutu:+20oC →-20oC →+70oC →+20oC- Nọmba ti ọmọ: 2 yipada- Aago fun kọọkan igbese: 12 wakati | - Iyipada pipadanu £ 0.15dB/km@1550 nm(nigba idanwo)- Iyipada pipadanu £ 0.05dB/km@1550 nm(lẹhin idanwo)- Ko si bibajẹ apofẹlẹfẹlẹ |
4. Siṣamisi apofẹlẹfẹlẹ
5,Package Ati ilu
Awọn kebulu ti wa ni aba ti ni paali, coiled lori Bakelite & Fumigated onigi ilu.Lakoko gbigbe, awọn irinṣẹ to tọ yẹ ki o lo lati yago fun ibajẹ package ati lati mu pẹlu irọrun.Awọn okun yẹ ki o ni aabo lati ọrinrin;kuro ni iwọn otutu giga ati awọn ina ina;ni aabo lati lori atunse ati fifun pa;ni idaabobo lati darí wahala ati bibajẹ.
Iṣakojọpọ ipari: 2000-5000m / reel.
