Ụdị nkọwapụta:eriri otu ụdị na-ehulata enweghị mmetụta (G.657A2)
Ọkọlọtọ ndị isi:Izute chọrọ nke ITU-T G.657.A1/A2/B2 ngwa anya eriri oru nkọwa.
Njirimara ngwaahịa:
- Opekempe na-ehulata radius nwere ike iru 7.5mm, yana ezigbo nguzogide na-ehulata;
- N'ụzọ zuru ezu dakọtara na G.652 otu-mode eriri;
- 1260 ~ 1626nm zuru oke mgbasa ozi;
- Mgbasa ụdị polarization dị ala na-egbo mkpa nke nnyefe ọsọ ọsọ na ogologo oge;
- Ejiri ya na eriri ngwa anya dị iche iche, gụnyere eriri anya rịbọn, na-enwekwa obere mbelata mgbakwunye micro-ehulata;
- Ọ nwere oke mgbochi ike ọgwụgwụ iji hụ na ndụ ọrụ n'okpuru obere radius na-ehulata.
- Ngwa ndetu: Ọ na-etinyere ngwa anya cables nke dị iche iche Ọdịdị, full-wavelength nnyefe na 1260 ~ 1626nm, FTTH elu-ọsọ ngwa anya routing, ngwa anya cables na obere ekwe radius chọrọ, obere-sized ngwa anya cables na ngwa anya eriri ngwaọrụ, na chọrọ. nke iji L-band.
Nka nka:
| Ịrụ ọrụ fiber | Aha njirimara isi | Nka nka | |
| Ogo geometric | Dayameta mkpuchi | 125.0± 0.7um | |
| Ọpụpụ nke mkpuchi mkpuchi | ≤0.7% | ||
| Dayameta mkpuchi | 245± 7um | ||
| Njehie mkpuchi mkpuchi/ mkpuchi mkpuchi | ≤10um | ||
| Mkpuchi si okirikiri | ≤6% | ||
| Njehie mgbako isi/nkpuchi | ≤0.5um | ||
| Akwụkwọ agha (radius nke curvature) | ≥4m | ||
| Njirimara anya | MFD (1310nm) | 8.8 ± 0.4um | |
| 1310nm Attenuation ọnụọgụ ọnụọgụ | ≤0.34dB/km | ||
| 1383nmAttenuation ọnụọgụ ọnụọgụ | ≤0.34dB/km | ||
| 1550nmAttenuation ọnụọgụ | ≤0.20dB / km | ||
| 1625nmAttenuation ọnụọgụ | ≤0.23dB / km | ||
| 1285-1330nmAttenuation ọnụọgụ1310nm tụnyere | ≤0.03dB / km | ||
| 1525-1575nm tụnyere 1550nm | ≤0.02dB / km | ||
| 1310nm Attenuation kwụsịrị | ≤0.05dB / km | ||
| 1550nm Attenuation kwụsị | ≤0.05dB / km | ||
| PMD | ≤0.1ps/(km1/2) | ||
| PMDq | ≤0.08 ps/(km1/2) | ||
| Mkpọsa mgbasa ozi efu | ≤0.092ps/(nm2.km) | ||
| Ogologo ogologo mgbasa ozi efu | 1312±12nm | ||
| Ebipu eriri anya ogologo ogologo wavele λc | ≤1260nm | ||
| Omume igwe | Ụdị nyocha | ≥1% | |
| Oke ike ọgwụgwụ dị ike Nd | ≥22 | ||
| Mkpuchi peeling ike | Nkezi a na-ahụkarị | 1.5N | |
| Ọnụ ọgụgụ kasị elu | 1.3-8.9N | ||
| arụmọrụ gburugburu ebe obibi | Attenuation okpomọkụ àgwà The eriri sample bụ n'ime nso nke -60 ℃ ~ + 85 ℃, abụọ cycles, ndị ọzọ attenuation ọnụọgụ kwere na 1550nm na 1625nm | ≤0.05dB / km | |
| Iru mmiri na okpomọkụ arụmọrụ A na-etinye ihe nlele eriri anya maka ụbọchị 30 n'okpuru ọnọdụ nke 85 ± 2 ℃ okpomọkụ na iru mmiri ≥85%, ọnụọgụ attenuation ọzọ kwere na ogologo nke 1550nm na 1625nm. | ≤0.05dB / km | ||
| Imikpu mmiri arụmọrụ The ọzọ attenuation ọnụọgụ kwere na 1310 na 1550 wavelengths mgbe ngwa anya eriri sample na-emikpu n'ime mmiri maka 30 ụbọchị na okpomọkụ nke 23 ℃ ± 2℃ | ≤0.05dB / km | ||
| Ọrụ ịka nká nke okpomọkụ agbakwunyere ọnụọgụ attenuation na-enye ohere na 1310nm na 1550nm mgbe etinyechara ihe nlele anya na 85ºC ± 2ºC maka ụbọchị 30. | ≤0.05dB / km | ||
| Na-ehulata arụmọrụ | 15mm radius 10 okirikiri 1550nm attenuation mmụba uru | ≤0.03dB | |
| 15mm radius 10 okirikiri 1625nm attenuation mmụba uru | ≤0.1dB | ||
| 10mm radius 1 okirikiri 1550nm attenuation mmụba uru | ≤0.1dB | ||
| 10mm radius 1 okirikiri 1625nm attenuation mmụba uru | ≤0.2dB | ||
| 7.5 mm radius 1 okirikiri 1550nm attenuation mmụba uru | ≤0.2dB | ||
| 7.5 mm radius 1 okirikiri 1625nm attenuation mmụba uru | ≤0.5dB | ||
| Ọrụ ịka nká nke hydrogen | Ọnụ ọgụgụ attenuation nke eriri anya na 1383nm mgbe hydrogen mere agadi dị ka usoro akọwapụtara na IEC 60793-2-50 adịghị ukwuu karịa ọnụọgụ attenuation na 1310nm. | ||