Dab tsi yog Fiber Termination Box?
A fiber ntau termination box(FTB), tseem hu ua iboptical fiber ntau lub thawv, fiber optic davhlau ya nyob twg box, los yog yooj yimfiber ntau terminal box, yog lub kaw lus compact siv los txiav, splice, faib, thiab tiv thaiv fiber ntau optic cable txuas. Hauv Askiv Askiv nws feem ntau hu ua afiber txiavbox lubfiber optic txiavlub thawv. Nws ua hauj lwm raws li tusqhov xausqhov twg cov khoom siv fiber ntau optic txuas mus rau pigtails los ntawm fusion splicing, ua tiav txoj kev xa khoom kho qhov muag.
Hauv FTTH (Fiber to the Home) network, tusoptical fiber termination boxzaum ntawm sab nraum zoov fiber ntau cable rau ntawm kab sab thiab cov fiber ntau faib ncej ntawm cov khoom siv sab. Thaum lub fiber cable ncav cuag tus neeg siv kawg, nws nkag mus rau hauvtermination boxqhov twg txhua tus tub ntxhais fiber ntau yog spliced rau pigtail. Lub pigtail ces txuas mus rau adapters (xws li SC, LC, FC, los yog ST) mounted rau ntawm lub thawv lub vaj huam sib luag, tso cai rau patch cords txuas mus rau cov khoom siv network.
Nyob rau hauv lub thawv, splice tais tuav thiab tiv thaiv fusion splice cov ntsiab lus, thaum ntxiv fiber ntau ntev los ntawm ob sab cable los yog pigtail sab yog coiled thiab khaws cia. Qhov no ua rau covfiber optic lub thawvob qho tib si tiv thaiv ntaus ntawv thiab kev tswj hwm cable.
Ib qho FTB ua haujlwm zoo ib yam li qhov kev faib khoom kho qhov muag (ODF) tab sis nyob rau hauv daim ntawv me me. ODFs yog tsim los rau siab - ib puag ncig ntom ntom xws li chaw ua haujlwm hauv nruab nrab nrog ntau pua kev sib txuas ntawm fiber ntau. Raws li ib tugfiber ntau terminal, FTB ua haujlwm me me ntawm fiber ntau suav - feem ntau 2 txog 96 qhov chaw nres nkoj - thiab yog siv rau ntawm qhov chaw faib khoom xws li kev nkag hauv tsev, hauv pem teb -theem telecom closets, thiab cov tsev nyob.
Qhov twg FTBs siv
- FTTH Drop Cable/ FTTP kawg - mais kev faib cov ntsiab lus
- Tsev nkag terminals
- Telecom closets thiab chav faib hauv pem teb
- CATV (cable TV) fiber ntau tes hauj lwm
- Kev soj ntsuam thiab kev ruaj ntseg lub koob yees duab
- MDU (ntau- tsev nyob) thiab MTU (ntau- tsev xauj tsev) kev teeb tsa
- Enterprise tsev kawm ntawv thiab cov ntaub ntawv center ntug kev sib txuas
Hom Fiber Termination Boxes
Phab ntsa-Mounted vs. Rack-Mounted
A fiber ntau termination box phab ntsa mountchav tsev yog lub kaw lus kaw uas dai ncaj qha rau ntawm phab ntsa. Cov nofiber optic cable thawvyog compact, feem ntau yog siv rau kev sib txuas ncaj qha qhov twg cov fiber ntau suav nrog tsawg. Hauv qee qhov kev xa tawm,preterminated fiber ntau opticpigtails yog spliced ua ntej lub thawv yog mounted, yog li lub tsev yog npaj rau tam sim ntawd patching ntawm qhov chaw. Phab ntsa- cov thawv mounted ua haujlwm tau zoo hauv kev tsim cov chaw nkag, chaw kaw xov tooj, thiab chaw nyob. Lawv tuaj nyob rau hauv ob qho tib si sab hauv thiab sab nraum zoov versions.
Khib -mounted FTBs, qee zaum hu ua afiber ntau termination vaj huam sib luag, swb rau hauv tus qauv 19-inch khoom khib. Lawv txhawb nqa ob qho tib si ntoo khaub lig-txuas thiab sib cuam tshuam kev teeb tsa, nrog rau pem hauv ntej thiab nram qab nkag rau kev tswj xyuas cable yooj yim dua. Rack-mountedfiber ntau thawvyog haum rau ib puag ncig nrog ntau fiber ntau suav thiab nquag patching xav tau kev pab, xws li cov neeg rau zaub mov chav thiab lub ntsiab faib thav duab. Lawv yog tsim los siv rau sab hauv tsev nkaus xwb.
| Feature | Phab ntsa-Mounted | Rack-Muaj |
|---|---|---|
| Qhov chaw teeb tsa | Phab ntsa nto | 19-nti standard khib |
| Cov suav fiber ntau | 2-24 chaw nres nkoj | 12–96 IB ports |
| Sab hauv / Sab nraum zoov | Ob leeg muaj | Hauv tsev nkaus xwb |
| Zoo tshaj rau | Lub tsev nkag, tsev nyob, me me MDUs | Cov chav neeg rau zaub mov, chaw ua haujlwm hauv nruab nrab, siab - ib puag ncig ntom ntom |
| Hom kev nkag | Pem hauv ntej vaj huam sib luag | Swb- tawm lub tais, pem hauv ntej thiab nram qab |
Sab hauv vs. Sab nraum zoov
Qhov tseem ceeb sib txawv ntawm sab hauv thiab sab nraum zoovfiber optic termination boxunits yog cov khoom thiab sealing txheem ntawm lub enclosure.
Ibsab nraum zoov fiber ntau termination boxyog tsim los tiv thaiv ib puag ncig raug. Nws lub qhov rooj kaw tau kaw rau qhov siab IP (Ingress Protection) ntsuas los thaiv cov plua plav, noo noo, thiab kab. Cov khoom siv plhaub yuav tsum muaj qhov kub ntawm qhov kub ntawm qhov tsawg kawg yog 120℃thiab lub tsev yuav tsum ua haujlwm ruaj khov ntawm qhov kub ntawm -25℃txog +45℃lossis dav dua. Cov thawv sab nraum zoov feem ntau yog siv los ua dav hlau lossis ncej-mounted faib cov ntsiab lus hauv FTTH xa tawm.
Sab hauv FTBs ua haujlwm nyob rau hauv ib puag ncig tswj - chav sib tham, chaw ua haujlwm, cov ntaub ntawv kaw - thiab tsis tas yuav tsum muaj tib theem ntawm ib puag ncig hardening. Lawv tsom ntau dua rau kev nkag tau yooj yim thiab yooj yim ntawm kev tswj hwm cable.
| Specification | Sab hauv FTB | Sab nraum zoov FTB |
|---|---|---|
| Kev ntsuas IP | IP20-IP40 (kev tiv thaiv plua plav yooj yim) | IP55-IP68 (plua plav- nruj + dej tsis kam) |
| Ua haujlwm kub | 0℃rau +40℃raug | -25℃rau +45℃lossis dav dua |
| Material melting point | Tsis muaj kev tshwj xeeb | Ntau dua lossis sib npaug li 120 degree |
| Kev sib khi | Basic | Tag nrho ntim nrog gaskets |
| UV tsis kam | Tsis xav tau | Yuav tsum tau |
Lwm txoj kev cais
Los ntawm txoj kev sib txuas:Ncaj nraim - ntawmfiber optics termination boxunits muaj ib tug cable nkag point. Branched- hom thawv muaj ntau lub ntsiab lus nkag rau tau txais cov cables los ntawm ntau qhov kev qhia.
Los ntawm fiber ntau:Cov kev teeb tsa muaj xws li 2, 4, 8, 12, 24, 48, thiab 96 chaw nres nkoj. A2 chaw nres nkoj fiber ntau lub thawvyog ib qho tseem ceeb rau ib leeg - tus neeg siv FTTH cov ntsiab lus kawg, thaum suav ntau dua pab MDU lossis chaw lag luam ib puag ncig. Qhov kev xaiv yog nyob ntawm tus naj npawb ntawm kev sib txuas fiber ntau xav tau ntawm qhov chaw faib khoom.
Los ntawm cov khoom siv plhaub:Cov thawv yas yas yog sib dua, corrosion-resistant, thiab pheej yig dua. Hlau plhauboptic fiber ntau boxunits muaj kev cuam tshuam ntau dua thiab zoo dua electromagnetic shielding, ua rau lawv tsim nyog rau kev lag luam ib puag ncig.
Yuav ua li cas rau nruab ib Fiber Termination Box
Fiber optic cable terminationthiab FTB kev teeb tsa yuav tsum tau ua los ntawm tus kws tshaj lij fiber ntau optic. Cov txheej txheem ntawmtshem tawm fiber ntau optic cablehauv FTB muaj tsib kauj ruam tseem ceeb.
Mounting
Rau phab ntsa-mounted thawv, kho lub enclosure rau phab ntsa ntawm qhov siab uas tso cai rau nkag tau yooj yim rau pem hauv ntej vaj huam sib luag. Cable nkag feem ntau yog los ntawm hauv qab. Rau khib- cov thawv ntim, xaub lub tsev rau hauv tus qauv 19-nti (483 mm) khib thiab ruaj ntseg nrog cov ntsia hlau ntsia.
Cable End Kev Npaj
Tshem tawm cov fiber ntau lub tsho sab nrauv, cov tswv cuab lub zog, thiab cov hlab tsis raws li cov chaw tsim khoom cable txoj kev npaj. Tshaj tawm cov fibers liab qab mus rau qhov ntev uas yuav tsum tau ua. Tuav cov fibers liab qab nrog kev saib xyuas - lawv tsis yooj yim thiab tuaj yeem tawg lossis ua rau raug mob.
Cable nkag thiab ruaj ntseg
Pierce cov roj hmab diaphragm ntawm lub thawv qhov chaw nkag cable (cov thawv tshiab muaj qhov qhib kaw). Ntxig lub cable npaj los ntawm lub qhov nkag. Txoj kev cov fibers los ntawm cov ntawv qhia yas hauv lub thawv thiab coj lawv mus rau hauv lub tais splice. Ruaj ntseg lub cable ntawm qhov chaw nkag uas siv cov tsim - hauv cable clamp los tiv thaiv kev txav los yog lim ntawm cov fibers.
Splicing
Siv lub fusion splicer nyob ze ntawmfiber ntau davhlau ya nyob twglub thawv, splice txhua fiber ntau los ntawm cov khoom xa tuaj mus rau pigtail. Tom qab txhua splice, tso lub tshav kub-shrink splice tiv thaiv tshaj lub splice point thiab muab tso rau hauv lub splice tais qhov zawj. Rov ua dua rau tag nrho cov fibers cores kom tiavoptical cable termination.
Fiber Management thiab Kaw
Coil tej fiber ntau zoo zoo nyob rau hauv lub splice tais, tswj qhov tsawg kawg nkaus khoov vojvoog teev los ntawm cov chaw tsim khoom fiber ntau. Muab cov khoom ua tiav splice tais rau hauv lub thawv. Koom nrog cov txheej txheem tuav stainless hlau kom kaw cov tais hauv qhov chaw. Kaw thiab ruaj ntseg lub thawv npog. Sau tag nrho cov kev sib txuas rau kev txheeb xyuas thiab kev saib xyuas yav tom ntej. Hauv qhov no, lubfiber txiavua tiav.
Kev Kho & Kev daws teeb meem
Kev tu txhua hnub
Kev tshuaj xyuas tsis tu ncua khaws ciafiber optic terminationsua haujlwm ntseeg tau. Tus kws tshaj lij yuav tsum kuaj xyuas lub npov ntawm lub sijhawm teem sijhawm - qhov zaus nyob ntawm ib puag ncig (cov thawv sab nraum zoov hauv cov xwm txheej hnyav yuav tsum tau kuaj xyuas ntau dua li cov chav nyob sab hauv hauv chav huv huv).
Ua ntej ua haujlwm:Xyuas kom muaj av zoo ntawm lub thawv txiav. Tsis txhob ntsia ncaj qha rau hauv fiber ntau kawg lossis cov khoom txuas - laser teeb tuaj yeem ua rau qhov muag puas.
Ntxuav:Tshawb xyuas connector ferrule kawg ntsej muag ua ntej thiab tom qab txhua qhov kev sib txuas. Siv cov txheej txheem ntxuav kom qhuav (lint- cov ntaub so tsis pub dawb, cov cuab yeej ntxuav fiber ntau) yog thawj txoj hauv kev. Tsis txhob ntub dej ntxuav nrog cawv tshwj tsis yog tias yuav tsum tau tshwj xeeb, vim qhov seem tuaj yeem ua rau muaj kab mob. Tsis txhob kov fiber ntau connector kawg ntsej muag nrog ntiv tes los yog cia lawv tiv tauj ib qho chaw.
Sealing check (sab nraum lub thawv):Tshawb xyuas gaskets thiab cable nkag seals rau degradation. Tshawb nrhiav cov cim qhia ntawm kev ya raws, plua plav, lossis kab nkag.
Tej teeb meem thiab kev daws teeb meem
| Cov tsos mob | Tej yam ua rau | Kev ua |
|---|---|---|
| High insertion poob ntawm kev sib txuas | qias neeg los yog puas connector kawg ntsej muag | Ntxuav lub connector ferrule; tshawb xyuas nrog lub tshuab fiber ntau; hloov yog khawb los yog chipped |
| Teeb liab poob lossis kev sib txuas tsis sib xws | Tsis zoo fusion splice los yog tawg fiber ntau | Kuaj nrog OTDR los nrhiav qhov txhaum; re-splice yog xav tau |
| Ntau qhov kev sib txuas degrading | Moisture los yog hmoov av nyob rau hauv lub thawv | Tshawb xyuas cov ntsaws ruaj ruaj; ntxuav tag nrho cov connectors cuam tshuam; hloov gaskets yog tias muaj kev cuam tshuam |
| Lub cev puas tsuaj rau fibers | Fibers khoov hauv qab qhov tsawg kawg nkaus khoov vojvoog | Re-kab fibers nyob rau hauv lub splice tais; xyuas kom raug coiling |
Yuav Ua Li Cas Xaiv Txoj Cai FTB
Xaiv qhov raugfiber cable terminationlub thawv los mus rau plaub qhov kev txiav txim siab:
Txiav txim siab koj qhov kev sib txuas ntawm fiber ntau suav
Suav tag nrho cov fiber ntau txuas lub thawv yuav tsum tau ua tam sim no, tom qab ntawd ntxiv lub peev xwm rau kev nthuav dav yav tom ntej. Lub thawv 12-chaw nres nkoj yog ib txwm muaj rau kev xa tawm hauv tsev me me. Rau MDU cov tsev lossis hauv pem teb - theem kev faib tawm, 24 lossis 48 chaw nres nkoj yuav xav tau. Kev lag luam lossis siab - qhov chaw ntom ntom yuav xav tau 96-chaw nres nkoj khib-mounted units.
Txiav txim siab sab hauv lossis sab nraum zoov
Yog tias lub thawv yuav raug huab cua, qhov kub thiab txias, lossis UV teeb, xaiv qhov chaw sab nraum zoov - ntsuas nrog IP55 lossis siab dua tiv thaiv thiab ntsuas qhov ntsuas kub ua haujlwm. Rau chav sib tham, chaw ua haujlwm, lossis cov ntaub ntawv kaw, ib lub thawv hauv tsev yog qhov txaus.
Xaiv Mounting Hom
Yog tias koj muaj tus qauv 19-inch cov khoom khib nyiab thiab xav tau kev nkag mus rau patching, mus nrog khib-mounted. Yog tias koj tab tom txhim kho ntawm lub tsev nkag, ntawm phab ntsa hauv lub txee dai khaub ncaws, lossis hauv qhov chaw nyob, phab ntsa-mounted yog qhov kev xaiv zoo.
Match Hom Adapter
Paub meej tias tus connector hom twg koj lub network siv - SC, LC, FC, lossis ST - thiab xyuas kom FTB txhawb cov adapters. Qee lub thawv tuaj nrog ua ntej- nruab adapters; Lwm tus tso cai rau koj los teeb tsa lub phaj adapter koj tus kheej.
| Scenario | Hom kev pom zoo | Hom Port suav | Qhov Tseem Ceeb |
|---|---|---|---|
| FTTH chaw nyob kawg | Phab ntsa-mounted, sab hauv | 2–4 | Compact loj |
| Lub tsev me me (MDU) | Phab ntsa-mounted, sab hauv | 12–24 | Kev nkag tau yooj yim rau cov kws tshaj lij |
| Sab nraum zoov ncej / aerial faib | Phab ntsa-mounted, sab nraum zoov | 8–24 | IP 65+, UV tiv taus, dav temp range |
| Telecom chav / pem teb faib | Khib-mounted, sab hauv | 24–48 | Swb- tawm lub tais kom yooj yim patching |
| Data center ntug / enterprise | Khib-mounted, sab hauv | 48–96 | Kev kub ceev, kev tswj hwm cable |
FAQ
Q: Dab tsi cov cuab yeej yuav tsum tau rau nruab ib Fiber Termination Box?
A: Koj yuav xav tau lub fusion splicer, fiber ntau cleaver, fiber ntau stripper, tshav kub-shrink splice protectors, rab phom cua sov (los yog lub splicer's ua- nyob rau hauv lub rhaub), lint -dawb so, ib tug optical zog ntsuas, thiab yooj yim mounting hardware (drills, screws, phab ntsa anchors).
Q: Ib FTB puas tuaj yeem txhawb nqa SC thiab LC Adapters?
A: Yog. Ntau FTBs siv cov paib tshem tawm uas tshem tau, tso cai rau koj los nruabNtau hom adapter (SC, LC, FC, ST)nyob rau hauv tib lub thawv. Tshawb xyuas cov chaw tsim khoom tshwj xeeb kom paub meej tias kev sib haum xeeb ua ntej yuav khoom.
Q: Lub thawv fiber ntau puas tuaj yeem txhawb nqa ob qho tib si -hom thiab ntau- hom fiber ntau?
A: Yog. Fiber termination boxes tuaj yeem tsim los txhawb ib qho -hom lossis ntau- hom fiber ntau, nyob ntawm daim ntawv thov thiab adapter configuration. Fiber optic cabling xa cov ntaub ntawv raws li lub teeb pom kev los ntawm nyias iav los yog yas fibers, ua rau nws muaj peev xwm ntawm bandwidth ntau dua, ceev cov ntaub ntawv kis tau tus mob, ntev nyob deb, thiab kev tiv thaiv zoo rau electromagnetic cuam tshuam li tooj liab cable. Tib- hom fiber ntau feem ntau yog xaiv rau FTTH, caj qaum, thiab kev sib txuas lus sib txuas, thaum ntau- hom fiber ntau feem ntau siv nyob rau hauv luv luv- thaj chaw network xws li chaw ua haujlwm, LANs, thiab kev tsim vaj tsev. Nco ntsoov xyuas tias lub thawv sib phim koj hom fiber ntau, hom ntawv txuas, thiab cov kev xav tau ntawm kev teeb tsa.
Q: Dab tsi yog Qhov Zoo Tshaj Plaws Ntawm Lub Thawv Fiber Termination Box?
A: Nrog rau kev txhim kho kom raug thiab kev saib xyuas tsis tu ncua, FTB tuaj yeem kav 20 xyoo lossis ntau dua. Fiber terminations thiab connectors nyob rau hauv feem ntau outlast lub thawv nws tus kheej. Feem ntau yog vim li cas rau kev hloov pauv yog lub cev puas tsuaj rau lub thawv lossis degradation ntawm cov ntsaws ruaj ruaj nyob rau sab nraum zoov.
Q: Ntau npaum li cas Cables tuaj yeem Tau Txais Ib Ib Leeg FTB?
A: Qhov no nyob ntawm lub thawv tsim. Ncaj nraim-los ntawm cov thawv muaj ib qho chaw nkag mus rau cable. Branched- hom thawv muaj ntau yam nkag - feem ntau 2 mus rau 4 cable nkag chaw nres nkoj - tso cai fiber ntau los ntawm cov lus qhia sib txawv rau hauv ib lub thawv. Tag nrho cov peev xwm fiber ntau tseem yog txiav txim siab los ntawm qhov chaw nres nkoj suav thiab splice tais muaj peev xwm.
Q: Dab tsi yog qhov txawv ntawm Lub Thawv Fiber Termination Box thiab Fiber Splice Kaw?
A: Lub thawv fiber ntau optic txiav tawm cov fibers thiab muab cov chaw nres nkoj txuas rau cov hlua txuas rau cov khoom siv. Ib qho kev sib txuas kaw (qee zaus hu ua fiber ntau optic junction box lossis fiber ntau hlws ris lub thawv) yog ib lub thawv ntim khoom siv los tiv thaiv fusion splices ntawm cable txuas - nws tsis muaj qhov chaw nres nkoj adapter thiab tsis tsim rau patching. Splice kaw feem ntau yog siv nyob rau hauv sab nraum zoov cable txoj kev, thaum FTBs yog siv nyob rau hauv tis endpoints.