China saman 3 iska-busa micro fiber na gani na USB maroki, GL yana da fiye da shekaru 17 gwaninta, A yau, za mu gabatar da wani na musamman fiber na gani na USB SFU (Rukunin Fiber Smooth ).
Smooth Fiber Unit (SFU) ya ƙunshi gungu na ƙananan radius mai lanƙwasa, babu waterpeak G.657.A1 fibres, wanda aka lulluɓe da busassun acrylate mai bushe kuma an kiyaye shi ta hanyar santsi, ɗan ribbed polyethylene outersheath, don aikace-aikace a cikin hanyar sadarwa. Shigarwa: hurawa cikin microducts na 3.5mm. ku 4.0mm. (cikin diamita).
1. Gabaɗaya
1.1 Wannan ƙayyadaddun ya ƙunshi buƙatun don samar da igiyoyin fiber na gani guda ɗaya.
1.2 Kebul na fiber na gani guda ɗaya ya dace da buƙatun wannan ƙayyadaddun kuma gabaɗaya ya dace da kowane sabon Shawarar ITU-T mai dacewa G.657A1
2. Halayen fiber
2.1 G.657A
2.1.1 Halayen Geometric
Bayanan Fasaha:
| Attenuation (dB/km) | @1310nm | ≤0.34dB/km |
|
| @1383nm | ≤0.32dB/km |
|
| @1550nm | ≤0.20dB/km |
|
| @1625nm | ≤0.24dB/km |
| Watsewa | @1550nm | ≤18ps/(nm.km) |
| @1625nm | ≤22ps/(nm.km) | |
| Tsawon zangon sifili-Dispersion | 1302-1322 nm | |
| Sifili-Dispersion gangara | 0.089ps(nm2.km) | |
| Diamita na filin yanayi @ 1310nm | 8.6 ± 0.4um | |
| Yanayin filin diamita @ 1550nm | 9.8 ± 0.8um | |
| PMD Max.darajar fiber akan reelƘimar da aka ƙirƙira don mahaɗin Max | 0.2ps/km 1/20.08ps/km 1/2 | |
| Cable yanke igiyar igiya, λcc | ≤1260nm | |
| Halayen Geometrical | ||
| Matsakaicin diamita | 124.8 ± 0.7 um | |
| Cladding rashin da'ira | ≤0.7% | |
| Kuskuren Mahimmanci/Clading Concentricity | ≤0.5um | |
| Fiber diamita tare da shafa (mara launi) | 245± 5um | |
| Kuskuren daidaitawa/shafi | ≤12.0am | |
| Karfe | ≥4m ku | |
| Halayen injiniyoyi | ||
| Gwajin hujja | ≥0.69Gpa | |
| Macro-lanƙwasa asarar a 1550nm Ø20mm,1 juya | ≤0.25dB | |
| Ø30mm, 10 juya | ≤0.75dB | |
| Macro-lanƙwasa asarar a 1625nm Ø20mm,1 juya | ≤1.5dB | |
| Ø30mm, 10 juya | ≤1.0dB | |
| Halayen muhalli @1310nm & 1550nm | ||
| Haɓakar yanayin zafi (-60 ℃ ~ + 85 ℃) | ≤0.05dB | |
| Dry zafi indeced attenuation (85 ℃ ± 2 ℃, RH85%, 30 days) | ≤0.05dB | |
| Ruwa nutsewa indeced attenuation (23 ℃ ± 2 ℃, 30 days) | ≤0.05dB | |
| Damp zafi indeced attenuation (85 ℃ ± 2 ℃, RH85%, 30dyas) | ≤0.05dB/km | |
3 Kebul na Fiber na gani
3.1 Sashin giciye
| Fiber optic | Nau'in | Yanayin guda G657A1 2-12 |
| Diamita na USB | mm | 1.1-1.2 |
| Nauyin na USB | (kg/km) | 2.2± 20% |
| Rayuwa | shekaru | ≥ 25 |
| Bada Ƙarfin Tensile | Dogon lokaci: | 20N |
| Murkushe ƙarfi | Tsawon Lokaci: | 100N/100mm |
| Min Lankwasawa raduis | Aiki | 20 OD |
| Kwanciya | 15 OD | |
| Yanayin zafin jiki | Kwanciya | -10 + 60 ℃ |
| Transporation & aiki | -20 + 70 ℃ |
3.3 Ayyuka
| NO | ITEM | HANYAR GWADA | BAYANI |
| 1 | Ayyukan tensile Saukewa: IEC60794-1-21-E1 | -Lokaci na ɗan gajeren lokaci:20N - Lokaci: 5 min | Canjin asarar £ 0.10 dB@1550 nm(bayan gwaji)- Nauyin fiber £ 0.60%- Babu lalacewar kube |
| 2 | Crush gwajin Saukewa: IEC60794-1-21-E3 | - lodi: 100 N / 100mm- Lokaci: 5 min- Tsawon: 100 mm | Canjin asarar £ 0.10 dB@1550 nm(lokacin gwaji)- Babu lalacewar kube |
| 3 | Maimaita lankwasawa Saukewa: IEC60794-1-21-E6 | - Lankwasawa radius.: 20 × DSaukewa: 25N- Matsakaicin sassauƙa: 2sec/cycle- Lambar zagayowar: 25 | - Babu karya fiber- Babu lalacewar kube |
| 4 | Shigar ruwa Saukewa: IEC60794-1-22-F5 | - Tsawon ruwa: 1m- Tsawon samfurin: 3 m- Lokaci: 24h | - Babu drip ta cikin na USB core taron |
| 5 | Karkatawa Saukewa: IEC60794-1-21-E7 | - Tsawon: 1 mSaukewa: 40N- Matsakaicin murgudawa: ≤60sec/cycle- Kwangilar juyawa: ± 180°- Lambar zagayowar: 5 | Canjin asarar £ 0.10 dB@1550 nm(lokacin gwaji)- Babu lalacewar kube |
| 6 | Zazzabi Yin keke Saukewa: IEC60794-1-22-F1 | - Matakin zafi:+20oC →-20oC →+70oC →+20oC- Yawan zagayowar: juyi 2- Lokaci kowane mataki: 12 hours | - Canjin asarar £ 0.15dB/km@1550 nm(lokacin gwaji)- Canjin asara £ 0.05dB/km@1550 nm(bayan gwaji)- Babu lalacewar kube |
4. Alamar sheath
5,Kunshin Da Ganga
An cushe igiyoyin a cikin kwali, an naɗe su akan Bakelite & Fumigated drum na katako. A lokacin sufuri, ya kamata a yi amfani da kayan aikin da suka dace don kauce wa lalata kunshin kuma a yi amfani da su cikin sauƙi. Ya kamata a kiyaye igiyoyi daga danshi; kiyaye daga zafin jiki mai zafi da tartsatsin wuta; kariya daga kan lankwasawa da murkushewa; kariya daga damuwa na inji da lalacewa.
Tsawon shiryawa: 2000-5000m/reel.
