Thapo ea patch ea faeba ea FTTH SM G657A1 e thibelang ho kobeha 10M 30M 50M 100M LSZH.
Thapo ea ho theola ea 2.0x5.0mm/ 2.0x3.0mm FTTH, li-pcs tse 2 tsa FRP, faeba e 'mala o moputsoa kahare, baki ea LSZH, e kopantsoeng le lihokelo tsa SC / LC / FC / ST.
1 Lihokelo li latela maemo a IEC, Telcordia-GR-326-Core;
2 Khetho e fapaneng ea boot ea boholo le 'mala;
3 Tahlehelo e tlase ea ho kenya; Tahlehelo e phahameng ea ho khutla;
Tekanyo ea 4 100% ea interferometer;
5 IL e tloaelehileng≤0.20dB;
6 IL e phahameng ka ho fetisisa≤0.25dB;
7 RL SM≥50dB, AP C≥60dB, MM≥20dB.
8 Ho tšoarella (nako ea ho nyalana ea 500): IL≤0.25dB.
1 Marangrang a puisano;
2 Marangrang a sebaka sa heno; CATV;
3 Ho felisoa ha sesebelisoa se sebetsang;
4 Marangrang a sistimi ea setsi sa data
| NO | Ntho | Litlhaloso | ||
| G.657A1 | ||||
| 1 | Bophara ba ho roala (μm) | 125±0.7 | ||
| 2 | Ho se tsitse ha selikalikoe (%) | ≤0.7 | ||
| 3 | Phoso ea ho tsepamisa mohopolo ka hare ho cladding (μm) | ≤0.5 | ||
| 4 | Bophara ba tšimo ea mokhoa @1310 (μm) | (8.6~9.5)±0.4 | ||
| 5 | Phoso ea ho koahela ka ho koahela (μm) | ≤12.0 | ||
| 6 | Bophara ba ho roala (μm) | 245±0.5 | ||
| 7 | Bolelele ba Maqhubu a Faeba a Sehiloeng (nm) | λccf ≤1260 | ||
| 8 | Ho fokotseha ha lebelo (max.) (dB/km) | 1310nm | ≤0.4 | |
| 1550nm | ≤0.3 | |||
|
9 |
Tahlehelo ea Kobeho (dB) | Sekhahla sa Kobeha | 10 | 15 |
| Ho Koba Liphetoho | 1 | 10 | ||
| 1550nm | ≤0.75 | ≤0.25 | ||
| 1625nm | ≤1.5 | ≤1.0 | ||
| Lintho | Kopanya | Litlhaloso |
| Bonyane matla a ho thapolla a lumellehang (N) nako e khutšoanyane | N | 600 |
| Matla a ho thapolla a bonyane a dumelletsweng (N) nako e telele | N | 200 |
| Ho Sila (Nako e Telele) | N/10cm | 300 |
| Ho Silakanya (Nako e Khutšoanyane) | N/10cm | 1000 |
| Bonyane ba Kobeha Radius (Matla) | mm | 20D |
| Bonyane ba Kobeha Radius (E sa Fetoheng) | mm | 5D |
| Mocheso o sebetsang | ℃ | -20~+60 |
| Mocheso oa Polokelo | ℃ | -20~+60 |