Txhua qhov fiber ntau-rau-- kev xa tawm hauv tsev los mus rau ib lub sijhawm lub cev: lub ntsiab lus uas tus neeg muab kev pabcuam pub rau cable xaus thiab cov neeg siv khoom poob cable pib. Qhov kev xa tawm ntawd - lub network demarcation - yog nyob hauv a2 chaw nres nkoj fiber ntau lub thawv. Tau txais lub thawv xaiv tsis ncaj ncees lawm thiab koj ntsib cov dej noo ingress, nce qhov kev poob siab, lossis kev saib xyuas splice uas yuav tsum tau rov ua dua -khiav cable vim tus thawj installer tshuav tsis muaj slack. Tau txais nws txoj cai thiab kev sib txuas ntsiag to khiav mus rau ntau xyoo.
Glory Optical tau tsim fiber ntau txiav enclosures thiab splice kaw rau cov neeg teb xov tooj hauv 50+ lub teb chaws txij li xyoo 2008. Cov khoom tsis raug uas peb pom tsis tu ncua tsis yog hais txog qhov tsis ncaj ncees lawm chaw nres nkoj suav - lawv yog hais txog kev qhia txog IP30- ntsuas lub thawv sab hauv tsev rau phab ntsa sab nraum zoov, lossis yuav ib qho kev sib txuas ua ntej - nrog rau kev siv nyiaj ua ntej. margin rau nws, los yog tsis paub lub thawv tuaj yeem ua lub tsev PLC splitter kom txog thaum tom qab qhov kev faib-point tsim tau raug kaw. Phau ntawv no kho cov kev txiav txim siab ua ntej lawv tsaws hauv av.
Yog tias koj tsuas muab ib kab lus tseg:lub 2-chaw nres nkoj fiber ntau txiav lub thawv tsis yog lub tsev nyob tsis muaj zog - nws yog ib thaj tsam ntawm koj qhov chaw tsim kho thiab koj cov neeg siv khoom lub tsev, thiab txhua qhov kev txiav txim siab tshwj xeeb uas koj txiav txim siab ntawm qhov chaw sib txuas ntawm txhua qhov kawg koj siv.
Dab tsi yog 2 qhov chaw nres nkoj fiber ntau txiav lub thawv - thiab nws zaum qhov twg hauv FTTH network?
A 2 chaw nres nkoj fiber ntau lub thawvyog lub kaw ntom nti, phab ntsa-mountable lossis ncej-mountable enclosure uas muab kev tiv thaiv thiab teeb tsa kev txiav txim siab rau cov fiber ntau optic cables ntawm cov neeg siv khoom kawg. Nws ua ke plaub lub luag haujlwm tseem ceeb rau hauv ib lub tsev cog khoom: fiber ntau splicing, fiber ntau splitting, fiber ntau slack cia, thiab fiber tis.
Nyob rau hauv tus qauv FTTH architecture, tus neeg muab kev pabcuam zaum kawg - mais feeder cable khiav los ntawm optical tis ncej (ODF) lossis txoj kev - theem fiber ntau faib lub thawv (FDB) nqes mus rau cov neeg siv khoom. Lub 2- qhov chaw nres nkoj txiav tawm lub thawv zaum ntawm lub tsev nkag - sab nrauv phab ntsa, ncej hluav taws xob, lossis lub tsev pedestal - raws li thawj cov qauv ruaj khov cov khoom siv cable ntsib. Los ntawm no, luv luv cable khiav sab hauv tsev mus rau ONT (Optical Network Terminal) lossis media converter ntawm tus neeg siv khoom sab.
NID muaj nuj nqi: ntau tshaj lub thawv sib txuas
Feem ntau FTTH-qib 2-chaw nres nkoj fiber ntau lub thawv - suav nrogGL-FTB-4F los ntawm Glory Optical- raug tsim losNetwork Interface Devices (NIDs). NID yog thaj tsam ua haujlwm ntawm tus neeg muab kev pabcuam kev tsim kho vaj tse thiab cov khoom siv hauv tsev. Peb qhov ua tau raws li nram no:
- Nws txhais tau hais tias tus kws tshaj lij nkag mus rau qhov kev sib cais tsis raug (tus neeg muab kev pabcuam vs. tus neeg siv khoom sab)
- Nws tiv thaiv tus neeg zov me nyuam cov khoom noj khoom haus los ntawm cov neeg siv khoom - sab cev nqaij daim tawv
- Nws muab cov splice thiab slack cia taw tes uas cia ib tug kws kho qhov chaw re-splice yam tsis re-khiav cable
Fiber termination box vs. fiber tis box vs. ODF - qhov sib txawv uas tsis txhob ua yuam kev
Peb lo lus no feem ntau siv sib pauv thiab tsis raug. Qhov txawv ntawm engineering yog hierarchy-raws li:
A 2-chaw nres nkoj fiber ntau lub thawv ib txwm nyob ntawm theem qis tshaj ntawm cov hierarchy no - ib NID rau ib tus neeg siv lossis ib lub ntsej muag. Rau MDU kev xa tawm nrog kev faib tawm hauv nruab nrab, fiber ntau optic enclosure tuav lub tsev-qib sib cais ua ntej ib tus neeg 2-chaw nres nkoj NIDs pab txhua lub tsev nyob.| Ntaus ntawv | Hom chaw nres nkoj suav | Muab tso rau hauv ODN | Lub luag haujlwm tseem ceeb |
|---|---|---|---|
| Fiber Termination Box / NID | 1-4 ports | Cov neeg siv khoom hauv tsev lossis tsev nkag | Ib leeg - kev sib cais ntawm tus neeg siv khoom, kev sib txuas, xaim cable txuas |
| Fiber Distribution Box (FDB) | 8-96 ports | Txoj kev -level, corridor, MDU riser | Ntau- kev faib cov neeg siv khoom, cais vaj tse |
| ODF (Optical Distribution Frame) | 24–1, 000+ chaw nres nkoj | Central chaw ua hauj lwm / data center | Central ntoo khaub lig- txuas thiab routing |
Vim li cas ob lub chaw nres nkoj - thiab thaum twg los hloov kho
Qhov tshwj xeeb "2 chaw nres nkoj" piav qhia txog cov naj npawb ntawm cov chaw nres nkoj ntawm lub phaj fiber ntau, uas ncaj qha txiav txim seb muaj pes tsawg qhov sib txuas ntawm fiber ntau tuaj yeem ua rau hauv lub thawv. Nyob rau hauv tus qauv FTTH ib leeg - tus neeg siv khoom kawg:
- Chaw nres nkoj 1txuas cov khoom xa tuaj lossis xa tawm cable (ntawm spliced pigtail)
- Chaw nres nkoj 2txuas lub nco cable ua rau cov neeg siv khoom ONT
Qhov no yog qhov tsawg kawg nkaus kev teeb tsa rau ib zaug -cov neeg siv khoom nyob hauv FTTH poob. GL-FTB-4F haum rau SC simplex lossis LC duplex adapters ntawm ob lub chaw nres nkoj, nrog rau qhov chaw sab hauv kom txog li 4 fiber ntau splices ntawm lub tais fusion - lub ntsiab lus nws kuj txhawb nqa lub neej tom ntej thib ob fiber ntau yam tsis muaj qhov hloov pauv.
Thaum lub thawv 2-chaw nres nkoj yog qhov kev xaiv zoo
- Ib leeg - tus neeg siv FTTH cov chaw nyob hauv qhov kawg (ib qho kev pabcuam duplex lossis ob qho yooj yim)
- Cov chaw ua haujlwm me me lossis SOHO kev teeb tsa uas yuav tsum muaj qhov compact, qis -profile unit
- MDU kawg-meter poob qhov twg lub tsev FDB twb ua haujlwm sib cais thiab 2-chaw nres nkoj NID yog qhov sib txuas ntawm ib chav
- Sab nrauv lub tsev nkag cov ntsiab lus uas tsuas yog ib tug poob cable tawm ntawm txoj kev feeder
Thaum twg los qhia 4 ports lossis ntau dua
Txhim kho rau a4-chaw nres nkoj lossis loj dua fiber ntau txiav lub thawvthaum tus neeg siv khoom xav tau kev pabcuam fiber ntau rau ib qho kev pabcuam (cov ntaub ntawv, IPTV, lub suab ntawm cov fibers cais), thaum lub 1 × 2 splitter hauv lub thawv yuav tsum ua haujlwm rau ob tus neeg siv khoom tawm los ntawm ib lub tswv yim feeder, lossis thaum yav tom ntej nthuav dav rau XGS-PON symmetric cov kev pabcuam yuav tsum muaj ntau yam fiber ntau. Xaiv ib lub 2-chaw nres nkoj lub thawv rau cov xwm txheej no ua rau muaj kev sib pauv hloov pauv tom qab - thiab kev sib pauv tsis tshua muaj nqi ntawm lub thawv tshiab. Nws yog lub tsheb thauj khoom, ib qho OTDR taug qab kom paub meej txog txoj hauv kev uas twb muaj lawm, ib qho rov -splice, thiab cov neeg siv khoom poob qis, uas yog vim li cas qhov loj me ntawm thawj qhov kev teeb tsa feem ntau yog txoj hauv kev pheej yig dua txawm tias qhov chaw loj dua raug nqi ntau dua pem hauv ntej.
Kev qhia tshwj xeeb uas tseem ceeb: GL-FTB-4F engineering sib sib zog nqus-dive
CovGL-FTB-4F 2 chaw nres nkoj fiber ntau txiav lub thawvtau teev tseg hauv qab no nrog rau cov laj thawj engineering tom qab txhua daim duab, vim tias cov ntaub ntawv tus lej ntawm nws tus kheej tsis tshua qhia koj seb qhov twg haum koj txoj kev. Six ntawm cov kab lus tseem ceeb:
IP65 vs IP30 - kab ntawm sab nraum zoov muaj peev xwm thiab ua tsis tiav ntxov
Lub GL-FTB-4F nqa ib qhoKev ntsuas IP65hauv qabIEC 60529 (TSI). Kev rhuav tshem qhov no txhais li cas hauv kev xyaum:
- IP6x - Plua plav- nruj:Ua kom tiav kev tiv thaiv ntawm tej plua plav los yog particle ingress, tsis hais qhov loj los yog raug raug.
- IPx5 - Dej- dav hlau tiv taus:Tiv thaiv kom tsis txhob muaj qhov qis - cov dav hlau dej siab (12.5 l / min, 30 kPa) los ntawm txhua qhov kev taw qhia.
Hauv kev xyaum, IP65 txhais tau hais tias lub thawv tuaj yeem ntsia tau ncaj qha rau ntawm phab ntsa sab nrauv lossis cov khoom siv hluav taws xob - raug los nag, plua plav, thiab tshuaj tsuag - thiab tuav nws cov foob thoob plaws cov khoom lag luam cov kev pab cuam lub neej nyob rau hauv ib txwm sab nraum zoov. Los ntawm qhov sib txawv, ntau qhov sib tw 2-chaw nres nkoj khoom nqa tsuas yog ib qhoKev ntsuas IP30 (protection against solid objects >2.5 hli; tsis muaj dej tiv thaiv txhua yam).
GL-FTB-4F's IP65 ntsuam xyuas raws li IEC 60529 yog qhov tshwj xeeb yam tsawg kawg nkaus uas peb yuav muab tso rau ntawm 2-chaw nres nkoj NID ntsia rau ntawm phab ntsa sab nrauv, ncej hluav taws xob, lossis lub tsev pedestal. Lub sij hawm tsis ua hauj lwm saum toj no yog cov huab cua ntub thiab huab cua; Cov chaw qhuav heev degrade qeeb dua, tab sis qhia meej txog IP30 lub thawv rau ib qho chaw sab nraum zoov ua lag luam me me rau pem hauv ntej txuag rau yav tom ntej tsheb yob.
| Kev ntsuas | Kev tiv thaiv plua plav | Kev tiv thaiv noo noo | Sab nraum phab ntsa / ncej mount? | Tej yam tsis ua hauj lwm ncua sij hawm |
|---|---|---|---|---|
| IP30 | Objects >2.5mm tsuas yog | Tsis muaj | Tsis haum | Condensation nyob rau hauv lub lis piam; ingress hauv 6-18 lub hlis |
| IP55 | Plua plav- tiv thaiv (limited) | Dej dav hlau (limited direction) | Cov xwm txheej | Nyob ntawm mounting orientation thiab kev nyab xeeb |
| IP65 (GL-FTB-4F) | Ua kom plua plav- nruj | Dej dav hlau los ntawm txhua qhov chaw | Tsim nyog kawg | Tsis muaj ingress nyob rau hauv ib txwm sab nraum raug |
Feem ntau cov hauv paus ntsiab lus ntawm 2-chaw nres nkoj qhov chaw nres nkoj tsis ua haujlwm peb pom hauv kev xa tawm sab nraum zoov yog IP30 sab hauv tsev- ntsuas lub thawv teeb tsa rau ntawm phab ntsa sab nrauv los ntawm tus neeg ua haujlwm subcontractor uas tsis tau txheeb xyuas qhov ntsuas IP tiv thaiv qhov chaw. Daim ntawv kos npe zoo ib yam: nce qhov kev poob qis ntawm NID ntawm OTDR kab, feem ntau tshwm sim tom qab thawj lub caij ntub dej thiab ua rau cov huab cua phem zuj zus tuaj thaum huab cua kis mus txog lub ntsej muag sib txuas los ntawm qhov tsis muaj qhov thaiv. Thaum lub sij hawm qhov txhaum raug xa mus, qhov kawg - lub ntsej muag yog paug thiab cov pigtail feem ntau degraded - ib tug re-splice, tsis yog ib tug so-down. Kev qhia IP65 los ntawm thawj qhov kev txiav txim zam tag nrho cov kab ke.
Qhov kub thiab txias: −40℃rau +85 degree, thiab qhov twg nws tseem ceeb heev
Ntau 2-chaw nres nkoj lub thawv qhia qhov nqaim -20℃rau +60℃ntau yam. GL-FTB-4F txuas qhov no mus rau-40℃rau +85 degree, uas yog ETSI Chav Kawm 4.1 ambient hnab ntawv rau cov khoom siv sab nraum zoov. Qhov ntxiv headroom tseem ceeb hauv peb qhov chaw xa mus tshwj xeeb:
- Middle East / North Africa:Lub caij ntuj sov sab nrauv phab ntsa kub ib txwm muaj tshaj +70℃nyob rau hauv qhov ncaj qha hnub ci raug. Ib lub thawv ntsuas tsuas yog rau +60℃yuav pom nrawm UV embrittlement thiab gasket degradation txhua lub caij ntuj sov.
- Northern Europe / Canada / Russia:Lub caij ntuj no ua haujlwm kub txog −40℃hauv siab -latitude FTTH rollouts.
- Industrial rooftop thiab ntauwd installation:Lub ru tsev nyob hauv lub hnub ncaj qha tuaj yeem tshaj +65℃ambient nyob rau hauv huab cua kub.
IEC 60068 Kev ua raws cai: cuam tshuam thiab kev vibration kuaj
GL-FTB-4F raug sim rau ob IEC 60068 ib puag ncig kev ntseeg siab uas tsis yog ib txwm teev nyob rau hauv cov nplooj ntawv sib tw khoom:
- IEC 60068-2-27: Cov- Kev ntsuas kev poob siab / cuam tshuam (ib nrab-sine pulse, 40 g, 11 ms ntev). Paub meej tias cov ntaub thaiv npog thiab kev tswj hwm fiber ntau muaj sia nyob thaum lub sijhawm teeb tsa, thauj, thiab tuav.
- IEC 60068-2-6 Kev Ua Haujlwm- Sinusoidal kev vibration test. Paub meej tias lub tsev tswj xyuas IP foob kev ncaj ncees thiab kev sib cuag ntawm tus ncej ntawm tus ncej- kev teeb tsa kev teeb tsa raug rau cua tsis tu ncua-vim kev co (5-150 Hz ntau).
Ib tug ncej hluav taws xob nyob rau hauv ib tug ntug dej hiav txwv los yog siab - cua cheeb tsam yog yuav ua rau tsis tu ncua aeolian kev co - cua-induced oscillation ntawm frequencies feem ntau nyob rau hauv 10-100 Hz ntau, feem ntau nyob twj ywm rau teev. Ntau lub hlis thiab xyoo, qhov kev vibration no ua rau cov hlua khi yas, degrades gasket compression, thiab tuaj yeem ua haujlwm adapter connectors xoob ntawm lawv cov chaw nres nkoj. IEC 60068-2-6 qhov kev sim ua pov thawj tias GL-FTB-4F tus qauv tsim kho kom haum rau qhov chaw thauj khoom no yam tsis muaj kev cuam tshuam rau IP foob lossis kev sib txuas ntawm fiber ntau. Ib lub thawv uas tsis tau sim rau tus qauv no yog qhov kev xav tsis thoob ntawm txhua tus ncej mount hauv koj lub network.
UL94 V-0 nplaim taws ntsuas (yeem)
Rau kev teeb tsa hauv cov tsev nyob, cov ncej riser, lossis txhua qhov chaw siv hluav taws xob kev nyab xeeb, GL-FTB-4F vaj tsev muaj nyob nrogUL94 V-0nplaim retardant ntsuas. Nyob rau hauv V-0, cov khoom nws tus kheej tua nyob rau hauv tsawg dua los yog sib npaug li 10 vib nas this tom qab nplaim taws tshem tawm, tsis muaj nplaim taws drips. Qhov no ua tau raws li cov cai ntawm NEC Tshooj 770 hauv Asmeskas thiab sib npaug EN / BS cov qauv hauv European kev lag luam rau cov khoom siv fiber ntau tau teeb tsa hauv cov tsev nyob.
Insertion poob Tsawg dua los yog sib npaug rau 0.2 dB - thiab yog vim li cas 0.1 dB tseem ceeb hauv kev sib txuas tiag tiag
GL-FTB-4F qhia txog qhov poob (IL)Tsawg dua lossis sib npaug li 0.2 dB, suav nrog cov ntsia SC lossis LC adapter. Feem ntau sib tw 2-chaw nres nkoj thawv qhia IL Tsawg dua lossis sib npaug rau 0.3 dB; qee qhov qhia tsuas yog Tsawg dua lossis sib npaug li 0.5 dB. Nyob rau hauv ib qho kev sib piv ntawm ib qho adapter no zoo li qhov yuam kev sib npaug. Hla ib txoj kev GPON tag nrho nws tsis yog.
Nyob rau hauv ib tug raug GPON xa mus, qhov siab tshaj plaws txoj kev poob los ntawm OLT rau ONT yog28-32 dB (ITU-T G.984 Class B+ thiab C+). Txhua qhov passive tivthaiv qhov kev poob qis siv ib feem ntawm cov peev nyiaj no. Nrog tsib qhov kev sib txuas ntawm fiber ntau hauv txoj kev teeb liab, qhov sib txawv ntawm 0.1 dB rau ib qhov txuas ntxiv mus txog 0.5 dB hla txoj kev. Qhov deb npaum li cas uas 0.5 dB sawv cev yog nyob ntawm qhov kev ua haujlwm wavelength: ntawm ib txwm 1550 nm fiber ntau attenuation ntawm ~ 0.2 dB / km nws yog kwv yees li 2.5 km ntawm ib qho ntxiv - hom ncua, thaum nyob ntawm 1310 nm upstream wavelength (~ 0.35 dB. km. Txawm li cas los xij nws yog pob nyiaj uas koj muaj lossis koj tsis muaj - thiab nyob rau ntawm ib ntu twb nyob ze ntawm Chav B + txwv, nws tuaj yeem yog qhov sib txawv ntawm kev kaw qhov txuas thiab tsis yog.
Kev sib piv xav tias 5 cov ntsiab lus sib txuas ntawm fiber ntau hauv FTTH GPON txoj hauv kev thiab qhia txog qhov sib txawv ntawm GL -FTB-4F hauv paus (1.0 dB tag nrho). Txhua 0.1 dB ntawm IL sib raug rau kwv yees li 0.5 km ntawm SMF-28e ncua kev xav tias ~ 0.2 dB / km attenuation ntawm 1550 nm; ntawm 1310 nm qhov sib npaug sib npaug yog luv dua. Cov duab tsis suav nrog splitter IL thiab splice IL, uas yog tas mus li thoob plaws cov kev xaiv, thiab tsis quav ntsej txog txoj cai faib nyiaj, uas txawv ntawm tus neeg teb xov tooj.
| IL specification | Tag nrho cov khoom siv (× 5 txuas) | Muaj kev cuam tshuam ntau yam |
|---|---|---|
| Tsawg dua lossis sib npaug li 0.5 dB (tsawg-zoo) | Mus txog 2.5 dB | ≈ 7.5 km tsawg dua GL-FTB-4F |
| Tsawg dua lossis sib npaug rau 0.3 dB (tus qauv kev lag luam) | Mus txog 1.5 dB | ≈ 2.5 km tsawg dua GL-FTB-4F |
| Tsawg dua lossis sib npaug li 0.2 dB (GL-FTB-4F) | Mus txog 1.0 dB | Baseline - qhov siab tshaj plaws txuas mus txog khaws cia |
Rov qab poob: UPC Ntau dua lossis sib npaug rau 50 dB / APC Ntau dua lossis sib npaug li 60 dB - xaiv cov polish zoo rau koj cov kev pabcuam sib xyaw
Rov qab poob (RL) ntsuas lub zog kho qhov muag pom rov qab mus rau qhov chaw laser. Lub hwj chim uas muaj kev cuam tshuam siab ua rau lub suab nrov hauv cov yeeb yaj kiab analog overlays thiab tuaj yeem ua rau cov khoom siv laser ncaj qha hauv qee qhov ONT tsim.
- UPC (Ultra Physical Contact)polishing ua tiav RL Ntau dua lossis sib npaug li 50 dB - haum rau cov ntaub ntawv GPON txheem thiab cov kev pabcuam suab.
- APC (Angled Physical Contact)polishing ua tiav RL Ntau dua lossis sib npaug rau 60 dB - xav tau rau analog CATV RF overlay, siab - lub zog DWDM cov teeb liab, thiab txhua lub kaw lus nrog lub nqaim nqaim laser qhov chaw nkag siab rov qab -relection.
Rau hybrid FTTH tes hauj lwm nqa ob GPON cov ntaub ntawv thiab CATV RF overlay (raws li siv nyob rau hauv ntau cable MSO FTTH tsim), qhia covAPC adapter variantthaum lub sijhawm xaj. Kev sib xyaw UPC thiab APC connectors nyob rau hauv tib txoj kev fiber ntau ua rau siab rov qab poob ntawm lub interface point - ib tug specification yuam kev uas tsis tuaj yeem kho yam tsis tau hloov kho vajtse. Ob qhov sib txawv muaj nyob rau GL-FTB-4F. Cov xim ntsuab code ntawm APC connectors thiab adapters distinguishes lawv los ntawm beige/ivory ntawm UPC nyob rau hauv daim teb.
Kev xaiv Adapter: SC vs LC, thiab txhua qhov kev xaiv ua rau koj poob qis
GL-FTB-4F nkoj nrog SC simplex lossis LC duplex adapter qhov. Hom adapter xaiv ntawm NID qib ntsuas tus qauv txuas rau tag nrho cov neeg siv khoom poob - ONT, thaj qaum, thiab pigtail yuav tsum sib phim.
| Hom Adapter | Ferrule txoj kab uas hla | Txheem rau | Qhia thaum twg |
|---|---|---|---|
| SC simplex | 2.5 hli | GPON ONT interfaces; Cov neeg siv khoom FTTH thoob ntiaj teb | Default rau thaj chaw FTTH / GPON xa tawm. Ua ke nrog SC pigtails thiab SC thaj qaum. |
| LC duplex | 1.25 hli | SFP{0}}raws li ONTs; kev lag luam FTTH / FTTB; compact vaj huam sib luag ceev | Thaum tus neeg siv khoom ONT lossis media converter siv SFP transceivers nrog LC interfaces. Feem ntau hauv kev lag luam FTTB xa tawm. |
Txhim kho PLC splitter hauv 2-chaw nres nkoj fiber ntau txiav lub thawv
CovGL-FTB-4Fyog tsim los nrog ib tug tshwj xeeb mounting qhov rau ibmicro plug{0}}nyob rau hauv hom PLC splitter, txhawb 1 × 2 lossis 1 × 4 teeb tsa los ntawm Glory'sPLC splitter ntau yam. Qhov no hloov NID los ntawm 1-hauv / 1-tawm cov neeg siv khoom sib txuas rau hauv qhov chaw sib txuas ua ke kawg.
Thaum yuav nruab ib lub splitter hauv NID lub thawv
- Ib lub feeder fiber ntau yuav tsum ua haujlwm rau ob tus neeg nyob ib sab kawg ntawm ib tus ncej-poob NID
- Ib tus neeg siv khoom hauv tsev yuav tsum muaj ob txoj kev sib cais ONT tso tawm (piv txwv li, thawj router + IP lub koob yees duab network)
- Ib lub MDU me me uas qhov kev faib FDB hauv nruab nrab yog qhov ua tsis tau zoo thiab ob chav tuaj yeem faib ib qho chaw NID
Optical pob nyiaj siv nrog 1 × 2 PLC splitter hauv -box
Ntxiv ib qho 1 × 2 splitter qhia kwv yees li 3.7 dB ntawm kev tso qhov poob rau ib qhov chaw tso zis. Rau chav kawm B + GPON txuas nrog 28 dB pob nyiaj siv thiab 3 dB ODN npoo, tag nrho cov teeb liab txoj hauv kev los ntawm GL -FTB-4F hauv kev teeb tsa splitter ua:
| Loss keeb | Tus nqi | Sau ntawv |
|---|---|---|
| Box adapter IL | Tsawg dua lossis sib npaug li 0.2 dB | GL -FTB-4F spec |
| 1 × 2 PLC splitter IL (ib qhov tso zis) | Tsawg dua lossis sib npaug li 3.7 dB | Hom micro PLC, ITU-T G.671 |
| Fusion splices (× 2, ib txwm) | Tsawg dua lossis sib npaug li 0.10 dB tag nrho | 0.05 dB rau splice, phiaj |
| Tag nrho NID insertion poob | Tsawg dua lossis sib npaug li 4.0 dB | ~14% ntawm Class B+ 28 dB txuas pob nyiaj siv |
Rau kev sib faib piv saum toj no 1 × 4, los yog rau centralized PON faib rau ntau tshaj plaub tus neeg siv los ntawm ib qho taw tes, GL-FTB-4F yog qis dua los ntawm cov chaw nres nkoj suav ib leeg. Glory lubfiber optic enclosurestxhawb nqa loj splitter modules thiab cov chaw nres nkoj ntau dua. Lub 2-chaw nres nkoj NID nrog tsim-hauv micro splitter yog txoj kev daws teeb meem rau qhov kawg ob-puab cais ntawm lub ntsej muag lub tsev - nws tsis yog qhov hloov pauv rau lub thawv xa khoom hauv txoj kev tuav 8-32 cov neeg siv khoom.
Kauj ruam-los ntawm- kauj ruam installation - teb txheej txheem rau GL-FTB-4F
Cov txheej txheem hauv qab no qhia txogITU-T L.37Kev taw qhia rau sab nraum zoov ODN cov cuab yeej teeb tsa thiab cov qauv FTTH tus neeg cog lus raug cai. Daim ntawv qhia tag nrho yog sau tseg hauv Glory'sfiber optic termination box installation qhia; cov ntsiab lus hauv qab no suav nrog cov kev txiav txim siab uas txiav txim siab ua haujlwm ntev -.
Ua ntej drilling: paub meej tias qhov no yog IP65- qhov chaw tsim nyog (txhua qhov chaw sab nraum zoov lossis ib nrab- nthuav tawm qhov chaw=IP65 yam tsawg kawg nkaus). Ntsuas cov kab hluav taws xob sab nraud - GL-FTB-4F nkag caj pas txais Ø3–13.5 hli. Lub caj pas ib qho loj heev yuav tsis kaw txawm tias tag nrho torqued; lub caj pas-rau-cable mismatch yog ib qho ntawm ntau qhov ua rau IP- ntsuas qhov tsis ua haujlwm peb pom hauv kev teeb tsa. Xaiv hom adapter (SC UPC, SC APC, los yog LC duplex) thiab pre-load lub adapter rau hauv lub tais ua ntej mounting yog siv lub Hoobkas haum.
Phab ntsa Mount:Laum anchor cov ntsiab lus kom phim 208 × 153 mm backplate hneev taw. Qhov siab qhov siab tsawg kawg nkaus: 2.5 m siab dua qib tiav (ITU-T L.37 ODN cov khoom siv sab nraum zoov tshem tawm). Orient cable nkag ports downwards los tiv thaiv dej pooling ntawm caj pas. Torque mounting screws rau 3-5 Nm rau hauv phab ntsa thauj tog rau nkoj - dhau- torquing distors ABS backplate thiab misaligns lub hau gasket.
Ncej Mount:Txhim kho lub anti-kev co roj hmab liner ntawm lub stainless banding clamp thiab tus ncej ua ntej zawm. Tighten ob lub clamps sib npaug - tsis sib xws torque tsim ib lub sij hawm twisting uas deforms lub gasket foob lub sij hawm. Ntawm qhov siab - cua ntug dej hiav txwv qhov chaw, ntxiv nrog lub lashing hlau los ntawm qis clamp kom tiv thaiv axial slippage.
Xov lub cable los ntawm compression txiv ntseej thiab caj pas lub cevua ntejscrewing lub caj pas rau hauv lub thawv chaw nres nkoj (tsis nco qab cov kauj ruam no txhais tau tias rub lub cable rov qab tag nrho). Xov lub caj pas hauv tes- nruj, ces torque rau2.5-3.5 Nmnrog torque wrench. Tsis txhob tshaj 4 Nm - PG xov stripping yog irreversible. Rau IP68- qhov chaw tsim nyog (dej- thaj chaw muaj kev sib haum xeeb), siv daim kab xev rau nws tus kheej sib xyaw hla lub caj pas thiab 50 hli txog lub cable tom qab kaw. Tawm mus1.5 m ntawm fiber ntau slacknyob rau hauv lub thawv rau lub coil cia thiab yav tom ntej re-splice reserve.
Tshem lub tsho cable rau 150-200 mm. Tsis txhob nick buffer tubes los yog fiber ntau coatings. Khaws cov tswv cuab lub zog (FRP los yog hlau hlau) thiab muab nws tso rau hauv cov hlua khi hlua khi - qhov no hloov tag nrho cov tensile load tawm ntawm cov fibers. Siv lub precision fiber cleaver kom ua tiav cov kaum sab xis<1°. Splice each fiber to the pigtail end; target splice IL ≤ 0.05 dB. Store splices and protection sleeves in the tray. Maintain bend radiusNtau tshaj lossis sib npaug li 30 mm thoob plawsrau G.652D ib leeg - hom fiber ntau. Yog tias khoov vojvoog yog txwv, sivG.657A2 khoov-sensitive fiber, uas tolerates khoov radii mus rau 7.5 mm.
Txuas cov pigtail thiab poob cable txuas rau lawv cov SC lossis LC adapter ports. Ntxuav txhua qhov txuas kawg- ntsej muag nrog lub ntsej muag tshuaj xyuas fiber ntau (100 × yam tsawg kawg nkaus) ua ntej mating - cov kab mob sib kis- ntsej muag yog qhov loj tshaj plaws ua rau muaj kev nkag siab siab hauv qhov chaw - txiav kev sib txuas. Siv cov ntawv cim chaw nres nkoj uas siv tau zoo ib yam (piv txwv li, Kev Pabcuam - Tus Muab Kev Pabcuam / Tus Neeg Siv Khoom nrog cable ID) ua ntej kaw lub hau.
Test with an optical power meter and light source (OPM/OLS pair) or OTDR. Total end-to-end path IL should match the design budget. Any connector showing IL >0.5 dB: huv si thiab rov kuaj dua; yog tias tseem siab, hloov pigtail. Kaw lub hau thiab pom tseeb tias gasket zaum nyob ib ncig ntawm tag nrho ib puag ncig. Rau qhov chaw tseem ceeb, ua qhov qis - qhov ntsuas huab cua siab ntawm 0.1–0.2 bar rau 5 feeb thiab paub meej tias tsis muaj qhov poob siab ua ntej tshaj tawm qhov kev teeb tsa tiav.
OEM thiab lub Hoobkas ua ntej- txiav tawm: qhov hnyav ua haujlwm tawm tsam ib tus nqi -unit
Lub Glory Optical'sKev pab cuam OEM / ODMmuab Hoobkas ua ntej-configured GL-FTB-4F units uas txo cov sij hawm nruab rau ntawm qhov chaw thiab cov txuj ci xav tau ntawm txhua qhov kawg. Kev lag luam ncaj qha: koj them nyiaj ntau dua rau ib chav tsev thiab lees txais lub sijhawm ua haujlwm ntev dua, thiab rov qab ua haujlwm cov neeg ua haujlwm tsawg dua thiab xav tau cov cuab yeej tsawg dua. Cov lus hauv qab no qhia tias txhua qhov kev teeb tsa suav nrog thiab kwv yees li cas nws tshem tawm ntawm thaj chaw.
| Kev teeb tsa | Dab tsi yog Hoobkas - ntsia | Ib txwm nyob ntawm - lub sij hawm txuag chaw |
|---|---|---|
| Ua ntej - nruab adapters | SC UPC, SC APC, LC UPC, lossis LC APC adapters mounted thiab kuaj | ~ 5 feeb |
| Ua ntej- nruab micro PLC splitter | 1 × 2 lossis 1 × 4 splitter tso, sau npe, thiab IL- kuaj | ~ 10 feeb |
| Ua ntej-tawm pigtails | Factory-spliced pigtails rau qhov ntev, txhua qhov kev sim Tsawg dua lossis sib npaug rau 0.1 dB IL | ~ 20–25 feeb |
| Plug puv -thiab- ua si sib dhos | Adapters + splitter + pigtails ua ntej- nruab, lub thawv ua ntej- kaw, OTDR- sim ntawm lub Hoobkas | ~ 30 min vs. teb los ua ke |
| OEM logo / qauv daim ntawv lo | Pad- luam tawm vaj tse nrog ISP lossis tus neeg cog lus ua lag luam | - |
Cov lej lej ntawm no yog qhov piv txwv - hloov koj tus kheej cov nqi. Ntawm tus neeg ua haujlwm tus nqi ntawm $ 65–85 / hr, 30-feeb teb splice ib qhov kawg yog $32–43 hauv kev ua haujlwm ua ntej fusion{17}}splice amortization (~ $ 15–25 / splice), kev pheej hmoo zoo, thiab kev mus los ntawm qhov chaw. Thoob plaws 500- kev xa tawm cov neeg siv khoom uas yog kwv yees li $ 16,000– $ 21,500 hauv lub sijhawm sib txuas ib leeg. Lub Hoobkas ua ntej- txiav tawm tsis ua rau tus nqi ploj; nws txav feem ntau ntawm nws tawm ntawm cov neeg ua haujlwm hauv thaj chaw thiab mus rau hauv chav tsev nqi, qhov twg nws raug kho thiab kwv yees tsis hloov pauv thiab huab cua- nyob ntawm. Nrog rau tus nqi ua ntej- txiav tawm tus nqi them tus nqi hla mus rau qhov chaw nyob ib puag ncig 20-30th kawg, tom qab ntawd tus nqi them ua haujlwm raws li koj nyiam - tab sis qhov tseeb breakeven nyob ntawm tus nqi koj sib tham thiab koj cov khoom tsim tau tiag tiag. Lwm ib nrab ntawm qhov kev txiav txim siab yog kev yuav khoom: ua ntej- cov chav tsev raug tshem tawm yog kev teeb tsa- xauv thiab nqa lub sijhawm ntev dua, yog li lawv haum rau kev npaj ntau dua li kev kho ad-hoc, qhov twg cov khoom siv sib txuas ua haujlwm tseem khwv tau nws qhov chaw. Rau tus nqi OEM thiab qhov kev txiav txim yam tsawg kawg nkaus, hu rauGlory's quoting team.
Ua kom tiav ODN ecosystem: Lub hwjchim ci ntsa iab rau txhua txheej ntawm cov neeg siv khoom
| Network txheej | Glory khoom |
|---|---|
| Tsev / txoj kev - theem faib | Fiber Optic Enclosure |
| Subscriber NID (cov khoom no) | GL-FTB-4F 2 Chaw nres nkoj Fiber Termination Box |
| Hauv - phab ntsa fiber ntau interface ntawm cov neeg siv khoom kawg | Fiber Optic phab ntsa qhov hluav taws xob |
| Kawg - mais feeder / drop cable | FTTH Drop Cable |
| Sab hauv tsev routing cable (G.657A2) | Sab hauv Fiber Optic Cable |
| Splitter ntawm qhov chaw faib khoom nruab nrab | PLC Splitter |
| ONT- sab qaum | Fiber Patch Cord |
| Pigtails rau hauv -box splicing | Fiber Optic Pigtail |
| Field termination tsis muaj splicer | Fast Connector |
Tib neeg kuj nug - cov lus teb ncaj nraim
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Q: Dab tsi yog 2 qhov chaw nres nkoj fiber ntau lub thawv siv rau?
A: A 2-port fiber termination box yog Network Interface Device (NID) ntawm ib leeg-subscriber FTTH kawg. Nws nyob hauv tsev thiab tiv thaiv qhov sib txuas qhov chaw uas tus muab kev pabcuam pub noj lossis cov khoom xa tawm txuas mus rau cov neeg siv khoom poob cable, muab ob lub fiber ntau adapter chaw nres nkoj rau kev sib txuas cov hlua khi lossis pigtails, khaws cov fiber ntau slack thiab fusion splices nyob rau hauv ib lub tais tiv thaiv, thiab ua haujlwm raws li lub cev demarcation ciam teb ntawm tus neeg muab kev pabcuam thiab cov neeg siv khoom siv. Nws yog qhov chaw ruaj khov kawg ua ntej tus neeg yuav khoom ONT.
Q: Dab tsi yog qhov txawv ntawm 2-chaw nres nkoj fiber ntau lub thawv thiab lub thawv xa khoom fiber ntau?
A: A 2-chaw nres nkoj fiber ntau lub thawv ua haujlwm rau ib tus neeg siv khoom lossis ib lub tsev nkag - feem ntau tuav 1-4 fiber ntau splices thiab muab 2 adapter ports rau kev sib txuas ntawm fiber ntau. Nws zaum kawg ntawm ODN fiber ntau saw. Lub thawv xa khoom fiber ntau (FDB) ua haujlwm rau ntau tus neeg siv khoom los ntawm ib qho chaw sab saud, feem ntau tuav 8-96 fibers nrog ntau qhov chaw tso zis thiab lub peev xwm sab hauv. Lub thawv faib khoom yog nyob rau hauv ODN hierarchy; 2-chaw nres nkoj NID yog downstream ntawm nws.
Q: IP65 txhais li cas rau lub thawv sab nraum zoov fiber ntau?
A: IP65, txhais los ntawm IEC 60529, txhais tau hais tias lub kaw lus yog plua plav tag nrho - nruj (tus "6" tus lej) thiab tiv taus cov dav hlau dej los ntawm txhua qhov kev taw qhia (tus "5" tus lej - qis qis- dav hlau siab ntawm 12.5 l / min / 30 kPa). IP65-rated sab nraum zoov fiber ntau lub thawv tuaj yeem ntsia tau rau ntawm phab ntsa sab nrauv lossis cov ncej hluav taws xob thiab tseem kaw tag nrho thaum los nag, cua daj cua dub, thiab tshuaj ntxuav. IP30-rated "sab hauv tsev" thawv ntsia sab nraum zoov feem ntau tsim cov hws nyob rau hauv lub lis piam thiab tuaj yeem pom pom cov dej noo nyob rau hauv kwv yees li 6-18 lub hlis hauv cov huab cua ntub thiab huab cua.
Q: PLC splitter puas tuaj yeem ntsia tau rau hauv lub thawv 2-chaw nres nkoj fiber ntau?
A: Yog lawm, hauv GL-FTB-4F tshwj xeeb. Lub enclosure muaj ib tug tshwj xeeb mounting qhov rau ib tug micro plug-in 1 × 2 los yog 1 × 4 PLC splitter. Txhim kho ib qho 1 × 2 splitter ntxiv kwv yees li 3.7 dB ntawm qhov poob ntawm ib qhov chaw tso zis tab sis tso cai rau ib qho khoom noj fiber ntau los pab ob tus neeg siv khoom poob cables los ntawm ib qho NID nkaus xwb. Tag nrho NID txoj kev poob hauv qhov kev teeb tsa no yog kwv yees li tsawg dua lossis sib npaug li 4.0 dB, uas yog nyob rau hauv GPON Class B + txuas pob nyiaj siv rau kev ncua mus txog kwv yees li 12-15 km.
Q: Muaj pes tsawg fibers tuaj yeem tuav 2-chaw nres nkoj fiber ntau?
A: Lub GL-FTB-4F muaj 2 qhov chaw nres nkoj adapter rau kev sib txuas ntawm fiber ntau thiab lub tais fusion splice uas khaws txog 4 fiber ntau nrog cov tes tsho tiv thaiv. Qhov no txhawb nqa 2-fiber duplex feeder cable (xa + txais) nrog kev sib txuas ntawm cov khoom siv sib txuas, thaum khaws cov khoom seem splice rau lub neej tom ntej thib ob fiber ntau khub - tsis muaj qhov hloov pauv. Rau 4 lossis ntau dua cov chaw nres nkoj nquag nquag, saib Lub Hwjchim fiber ntau termination box ntau.
Q: Dab tsi yog qhov tsawg kawg nkaus khoov vojvoog hauv lub thawv fiber ntau?
A: Qhov tsawg kawg nkaus khoov vojvoog rau tus qauv ib zaug - hom fiber ntau (G.652D, SMF-28 sib npaug) yog 30 hli ntawm kev ua haujlwm. Lub GL-FTB-4F lub tais sab hauv thiab lub nplhaib khaws cia muaj ntau dua lossis sib npaug li 30 hli thoob plaws hauv txoj kab fiber ntau los ntawm kev tsim. Yog tias kev khoov nruj dua tsis tuaj yeem zam tau vim kev teeb tsa geometry, qhia G.657A2 khoov-insensitive fiber ntau, uas ua rau khoov radii mus rau 7.5 hli nrog qhov tsis zoo macrobending poob ib IEC 60793-2-50.
Q: Kuv yuav nruab 2-chaw nres nkoj fiber ntau lub thawv rau sab nraum zoov li cas?
A: Rau cov kauj ruam: (1) Ua ntej- kev teeb tsa kuaj xyuas - txheeb xyuas qhov ntsuas IP65 rau qhov chaw, ntsuas cable OD, xaiv lub caj pas loj, ua ntej -load adapters. (2) Mount lub thawv ntawm Ntau dua lossis sib npaug li 2.5 m qhov siab nrog cov chaw nres nkoj nkag mus rau hauv qab. (3) Kaw lub cable nkag - phim caj pas rau cable OD, torque rau 2.5–3.5 Nm. (4) Splice fibers rau pigtails nrog lub hom phiaj splice IL Tsawg dua los yog sib npaug rau 0.05 dB, tuav ntau dua los yog sib npaug rau 30 mm khoov vojvoog thoob plaws. (5) Txuas thiab sim - huv kawg- ntsej muag, txuas adapters, txheeb xyuas nrog OTDR lossis OPM. (6) Kaw thiab kaw - xyuas qhov chaw zaum gasket. Cov txheej txheem tag nrho yog nyob rau hauv Glory installation qhia.
Q: Dab tsi adapter hom 2-chaw nres nkoj fiber ntau txiav lub thawv txhawb nqa?
A: Lub GL-FTB-4F txhawb SC simplex (tus qauv rau FTTH/GPON, 2.5 hli ferrule) thiab LC duplex (rau SFP-raws li ONTs, 1.25 mm ferrule), nyob rau hauv ob qho tib si UPC polish (rov qab poob ntau dua los yog sib npaug rau PC voicereturns) thiab cov ntaub ntawv sib npaug Ntau dua lossis sib npaug li 60 dB, analog CATV overlay thiab DWDM). Hom adapter yuav tsum tau teev nyob rau lub sij hawm txiav txim; Hoobkas ua ntej- kev teeb tsa muaj rau tag nrho plaub qhov sib xyaw ua ke. Tsis txhob sib xyaw UPC thiab APC connectors nyob rau hauv tib txoj kev fiber ntau - lub mating interface yuav ua rau siab rov qab-reflection thiab elevated insertion poob.
Q: Cov ntawv pov thawj dab tsi yuav tsum tau nqa tawm sab nraum zoov fiber ntau?
A: Rau kev xa tawm sab nraum zoov cov ntawv pov thawj yam tsawg kawg nkaus kom paub tseeb yog: IP65 rau IEC 60529 (kev sib khi ib puag ncig); IEC 60068-2-6 (kev vibration - yuav tsum tau rau ncej-mount sites); IEC 60068 -2-27 (kev poob siab / cuam tshuam); thiab UL94 V-0 nplaim taws ntsuam xyuas rau txhua qhov kev teeb tsa sab hauv tsev lossis hauv tsev. Rau kev nkag mus rau thoob ntiaj teb kev lag luam, CE kos npe lees paub ua raws li EU cov lus qhia kev nyab xeeb khoom thiab RoHS lees paub txwv tsis pub ua raws cai. GL-FTB-4F nqa tag nrho cov saum toj no. Nug ib tus neeg muag khoom rau cov ntawv xeem - daim ntawv nplaum uas tsis muaj daim ntawv tshaj tawm yog daim ntawv thov, tsis yog daim ntawv pov thawj.
Q: Puas yog 2-chaw nres nkoj fiber ntau txiav lub thawv tib yam li lub thawv fiber ntau?
A: Tsis yog qhov tseeb, txawm tias cov ntsiab lus sib tshooj. Lub thawv fiber ntau txiav (los yog NID) tshwj xeeb muab ob qho tib si splice cia thiab adapter txuas cov chaw nres nkoj rau kev ua haujlwm fiber ntau ntawm qhov kawg ntawm cov neeg siv khoom. Lub thawv fiber ntau feem ntau yog hais txog lub kaw lus kaw rau nruab nrab -span lossis ceg splice cov ntsiab lus uas yuav tsis suav nrog cov chaw nres nkoj txuas txuas. Hauv kev siv ib txwm, ob nqe lus piav qhia txog lub kaw lus kaw rau kev sib txuas fiber ntau - tab sis thaum qhia meej rau FTTH cov neeg siv khoom sib cais, siv "fiber termination box" lossis "NID" los ua kom pom tseeb.
Tus engineer qhov kev txiav txim
Kev qhia txog 2-chaw nres nkoj fiber ntau lub thawv yog qhov kev txiav txim siab tsawg dua li qhov kev txiav txim siab hauv vaj tse, vim tias txhua yam koj xaiv rov ua dua ntawm txhua qhov kawg koj siv. Ib lub thawv uas ua tsis tau nws qhov kev ntsuam xyuas IP hauv thawj lub caij ntub dej yuav raug nqi ntau dua li qhov hloov pauv: kev xa mus, ib qho OTDR kab, rov ua dua, thiab cov neeg siv khoom poob qis ntawm qhov tsis ua haujlwm thiab cov tsheb thauj khoom. Tau txais cov lus qhia tshwj xeeb ntawm lub sijhawm txiav txim yog yuav luag pheej yig dua li kev saib xyuas nws tiv thaiv.
Glory Optical tau tsim passive optical network Cheebtsam rauISO 9001: 2015, CE, thiabRoHScov qauv txij li xyoo 2008, thiab xa mus rau cov neeg ua haujlwm hauv 50+ lub teb chaws. Yog tias koj xav tshawb xyuas GL-FTB-4F tawm tsam koj txoj kev - txuas pob nyiaj siv, splitter piv, cable OD, qhov kub thiab txias, ua ntej- txiav kev teeb tsa - saib peb tag nrhofiber ntau termination box ntau, tshuaj xyuas covua tiav phau ntawv qhia kev teeb tsa, los yogtiv tauj peb pab pawg engineeringnrog koj cov suav cable, hom adapter, thiab ib puag ncig xa tawm. Xa cov ntsiab lus ntawm txoj kev thiab peb yuav qhia koj meej seb nws haum - thiab qhov twg nws tsis.
