Xaiv txoj cai sab nraum zoov fiber ntau optic cable tsis yog hais txog kev xaiv ib qho khoom "zoo tshaj". Nws yog hais txog kev sib piv cov qauv tsim rau kev teeb tsa tiag tiag, kev pheej hmoo ib puag ncig ntawm txoj kev ntawd, thiab lub sijhawm ntev - lub peev xwm koj lub network xav tau. Feem ntau cov teeb meem xaiv nyob rau hauv cov nroj tsuag sab nraud (OSP) fiber ntau pib ua tib yam: ib tug neeg xaiv ib lub cable raws li cov khoom npe lossis tus cwj pwm, es tsis txhob ua haujlwm los ntawm kev teeb tsa ua ntej.
Raws liCorning cov lus qhia ntawm sab nraud fiber ntau -optic cable tsim, cov txheej txheem xaiv yuav tsum pib los ntawm kev nkag siab txog koj daim ntawv thov tshwj xeeb thiab lub peev xwm xav tau ua ntej xaiv qhov kev tsim kho cable. Lub luag haujlwm sib txawv - cov tswv network, tus tsim qauv, cov neeg teeb tsa - ua qhov tseem ceeb ntawm cov khoom siv cable sib txawv, tab sis qhov pib yog ib txwm zoo ib yam: paub txog txoj hauv kev thiab ib puag ncig ua ntej koj teev cov kab.
Ib qho kev xaiv ua ntu zus rau txhua qhov haujlwm sab nraum zoov fiber ntau zoo li no:
- Txhais txoj kev teeb tsa - conduit, ncaj qha faus, dav hlau, lossis ib lub tsev - mus rau - tsev hloov.
- Ntsuas ib puag ncig kev pheej hmoo - ya raws, UV, nas, tsoo loads, kub heev, los yog ze rau lub zog infrastructure.
- Xaiv txoj kev siv cable - xoob raj, ribbon, micro cable, armored, los yog dielectric.
- Paub meej hom fiber ntau thiab suav fiber ntau, suav nrog lub peev xwm seem rau kev loj hlob yav tom ntej.
- Npaj lub tsev nkag, txiav tawm, thiab kev ua raws cai.
Dab tsi ua rau Sab nraum zoov Fiber Optic Cable txawv ntawm Sab Hauv Tsev Cable?
Txhua fiber ntau optic cable tiv thaiv iav fibers, tab sis sab nraum zoov thiab sab hauv tsev cables tiv thaiv cov kev hem thawj sib txawv. Sab nraum zoov fiber ntau cable - feem ntau hu ua OSP (sab nraum nroj tsuag) cable - yog engineered kom muaj sia nyob UV raug, ya raws ingress, dav kub swings, av siab, nas puas, thiab txhua yam kev nyuaj siab thaum lub sij hawm aerial los yog underground installation. Sab hauv tsev, los ntawm qhov sib txawv, qhov tseem ceeb ntawm kev ua tau zoo hluav taws: nplaim taws kis tau, tsim cov pa luam yeeb, thiab ua raws li cov cai hluav taws xob hauv tsev.
Qhov sib txawv no tseem ceeb tshaj plaws ntawm kev nkag hauv tsev. Cov kab hluav taws xob sab nraum zoov feem ntau tsis muaj npe rau qhov hluav taws kub hauv tsev- cov chaw nyob. Hauv North America,NEC Tshooj 770tswj xyuas seb cov kab hluav taws xob kho qhov muag tuaj yeem ua li cas hauv cov tsev. Raws li Tshooj 770.48, tsis muaj npe nyob rau sab nraud cog cable nkag mus rau hauv ib lub tsev feem ntau txwv rau 15 m (50 ft) los ntawm qhov chaw nkag thiab yuav tsum tau txiav tawm hauv ib lub thawv. Tshaj li qhov kev ncua deb, lub cable yuav tsum tau muab ntim rau hauv cov khoom siv hlau tsis zoo (IMC lossis RMC), lossis kev teeb tsa yuav tsum hloov mus rau hauv cov npe hauv tsev - ntsuas cable los ntawm kev sib txuas lossis thaj.
Rau kev khiav uas yuav tsum tau mus los ntawm sab nraud mus rau sab hauv yam tsis muaj qhov sib cais cais, sab hauv / sab nraum zoov cable - ntsuas rau ob qho tib si sab nraum zoov muaj sia nyob thiab cov nplaim hluav taws sab hauv tsev - tuaj yeem tshem tawm qhov kev hloov pauv ntawd. ICEA S-104-696 tus qauv tau tsim tshwj xeeb los daws qhov kev cuam tshuam no - lub tsev thiab hauv tsev xav tau cable, npog cov kab hluav taws xob uas muaj cov qib sab nraum zoov tensile lub zog thiab dej thaiv nrog kev ntsuas hluav taws hauv tsev.
Sab nraum zoov Fiber Optic Cable Hom los ntawm Txoj Kev Txhim Kho
Cov kav dej thiab Underground Conduit Cable
Thaum conduit twb nyob rau hauv qhov chaw, duct cable yog qhov yooj yim tshaj plaws xaiv. Lub conduit nws tus kheej muab cov thawj neeg kho tshuab kev tiv thaiv - shielding lub cable los ntawm cov av siab, noo noo, thiab lub cev tej yam kev mob - yog li ntawd lub cable tsis xav tau hnyav armor los yog ib tug reinforced tsho. Feem ntau cov ducts installation nyob rau hauv cov nroj tsuag sab nraud sivxoos tube kab, uas cais cov fibers hauv cov raj tsis muaj dej puv - cov khoom thaiv thiab yog tsim los rau cov txheej txheem rub lossis tshuab tshuab.
Cov kab hluav taws xob yog qhov pib yog qhov pib thaum muaj cov kav dej lossis cov kav dej twb muaj lawm, thaum koj xav tau yooj yim dua hloov cable lossis hloov kho tshiab rau yav tom ntej, lossis thaum lub sijhawm ntev - lub sijhawm ua haujlwm tseem ceeb - piv txwv li, txoj hauv kev hauv tsev kawm ntawv qaum teb lossis lub nroog fiber ntau lub nplhaib uas yuav xav tau yav tom ntej. Rau tej yaam num siv microduct, ib tug txawv cable qeb (micro cable) siv, uas yog them rau hauv qab no.
Direct Burial Fiber Optic Cable
Cov kab hluav taws xob ncaj nraim mus rau hauv av yam tsis muaj cov kav dej - trenched los yog plowed nyob rau hauv. Qhov no yog qhov chaw sab nraum zoov fiber ntau cable xaiv tau xav tau ntau dua, vim hais tias lub cable nws tus kheej yuav tsum ua txhua yam ntawm ib puag ncig cuam tshuam rau nws: av siab, noo noo tsiv teb tsaws, khov -thaw cycles, thiab nyob rau hauv ntau cheeb tsam, nas gnawing.
Armor feem ntau xav tau rau kev faus ncaj qha. Corrugated steel daim kab xev armor, siv nruab nrab ntawm ib lub tsho sab hauv thiab sab nrauv polyethylene, muab ob qho tib si crush kuj thiab lub cev tiv thaiv kev puas tsuaj rau nas. IbCorning's sab nraum zoov cable specifications, armored cable tsim rau faus ncaj qha muaj xws li corrugated steel armor uas yog yas-coated rau ob sab rau corrosion kuj, siv tshaj ib tug dej- swellable daim kab xev nrog ib tug overlapping seam.
Cov kab hluav taws xob ncaj nraim yog qhov kev xaiv zoo thaum tsis muaj cov kav dej uas twb muaj lawm, thaum txoj kev trenched lossis plowed, thiab thaum txoj kev cable raug rau cov av siab, noo noo, lossis cov nas ua haujlwm. Rau cov tsev kawm ntawv lossis cov haujlwm ua lag luam uas trenching tsis muaj conduit yog txoj kev npaj, hla cov cuab yeej cuab tam kom txuag tau tus nqi yog ib qho yuam kev - ib qho uas feem ntau ua rau cable tsis ua hauj lwm thaum ntxov thiab kim hloov. Yog xav paub ntxiv txog kev teeb tsa zoo tshaj plaws, saib pebfiber optic cable installation daim ntawv qhia.
Aerial Fiber Optic Cable
Aerial cable yog tsim los rau ncej- kab txoj kev, neeg xa xov liaison- txhawb nqa spans, los yog lub tsev - mus rau - tsev overhead khiav. Cov kev txhawj xeeb tseem ceeb hauv engineering hloov pauv los ntawm kev faus rau hauv siab mus rau qhov nro, cua thiab dej khov thauj khoom, UV degradation, thiab ncua ntev. Aerial cable tsim muaj xws li lashed cable (nrog rau ib lub xov tooj sib cais), daim duab -8 tus kheej-txhawb cable (nrog ib tug sib xyaw hlau tub txib), thiab tag nrho -dielectric self-supporting (ADSS) cable.
Qhov kev xaiv ntawm cov hlau thiab dielectric aerial cable tsis yog ib qho kev nyiam xwb - nws feem ntau yog kev nyab xeeb thiab kev cai. ADSS cable, uas tsis muaj cov khoom siv hlau, yog tsim tshwj xeeb rau kev teeb tsa ntawm lossis ze rau siab -voltage fais fab kab. CovAFL ADSS cable specificationsau tseg tias taug qab- cov tsho tiv thaiv sab nrauv muaj rau siab - qhov chaw kis tau tus mob nrog qhov chaw muaj peev xwm txog li 25 kV. Thaum routing cable nyob rau hauv qhov chaw muab hluav taws xob ncej, dielectric kev tsim kho tsis txhob induction thiab grounding txaus ntshai uas metallic hais qhia.
Rau tej yaam num uas koom nrog ncej-kab xa mus, pebADSS fiber optic cable kho vajtseseem npog lub ncua kev kawm ntawv clamps, nro clamps, thiab down- txhuas fittings xav tau rau ib tug ua tiav aerial installation. Kev taw qhia ntxiv txog kev xaiv txoj caicable hardware rau sab nraum cog tej yaam numkuj muaj.
Underwater thiab Tshwj Xeeb Cable
Kev hla dej hiav txwv, pas dej spans, thiab submerged conduit transitions yuav tsum tau tshwj xeeb cable tsim los mus tas li dej immersion, siab crush loads, thiab muaj zog tensile zog. Qhov no tsis yog qhov kev xaiv sab nraum zoov sab nraum zoov - nws raug xaiv tsuas yog thaum txoj hauv kev tiag tiag suav nrog kev hla dej lossis kev ncua ntev. Rau feem ntau cov dej num, underwater cable account rau ib ntu me me ntawm tag nrho txoj kev thiab yog spliced rau tus qauv sab nraum zoov cable ntawm txhua qhov kawg ntawm kev hla.
Sab nraum zoov Fiber Optic Cable Hom los ntawm Kev Tsim Kho
Loose Tube Cable
Lub raj xoob yog qhov dav tshaj plaws siv sab nraum zoov fiber ntau siv thoob ntiaj teb. Cov fibers ib leeg zaum hauv cov gel- puv lossis qhuav- thaiv cov hlab, uas tau tso tseg nyob ib ncig ntawm lub hauv paus muaj zog. Qhov kev tsim no cais cov fibers los ntawm cov neeg kho tshuab sab nraud thiab thermal kev nyuab siab, ua rau nws zoo haum rau cov kav dej, faus ncaj qha, thiab ntau yam kev siv dav hlau.
Corning piav qhia txog cov hlua xoob xoob xoob uas muaj cov tswv cuab hauv nruab nrab lub zog nrog cov hlua khi tsis muaj cov khoom siv kho qhov muag xoob - ib qho kev tsim kho uas muab cov neeg tsim kev paub thiab kev ua haujlwm zoo tshaj plaws, nrog rau fiber ntau suav txog 432 fibers. Raws li kev ntsuas dav dav, yog tias koj lub network xav tau tsawg dua 144 fibers, lub raj xoob feem ntau yog qhov pib ua tau zoo tshaj plaws.
Ribbon Cable
Ribbon cable npaj cov fibers nyob rau hauv tiaj tus arrays - feem ntau 12 fibers ib ribbon - thiab stacks ntau ribbon kom ncav cuag fiber ntau suav. Qhov txiaj ntsig tseem ceeb yog qhov ceev thiab sib txuas ceev: ribbon cable txhawb kev sib xyaw ua ke, qhov twg tag nrho 12-fiber ribbon yog spliced nyob rau hauv ib qho kev lag luam es tsis txhob splicing fibers ib leeg. Rau txoj kev qaum qaum, cov cab kuj sib txuas, thiab muaj peev xwm tsim tau qhov twg fiber ntau suav ntau tshaj 288, ribbon cable tuaj yeem txo lub sijhawm teeb tsa thiab kho qhov rais.
Corning sau tseg tias ribbon cables muaj fiber ntau suav thiab ntau dua fiber ntau dua li lwm cov cable sab nraum zoov hauv lawv cov ntaub ntawv. Cov tes hauj lwm uas xav tau 288 fibers thiab saum toj no yuav tsum ntsuas ribbon siv rau lub sij hawm txuag nyob rau hauv splicing ib leeg.
Micro Cable rau Microduct Systems
Micro cable yog ib qho me me xoob raj tsim tsim rau kev teeb tsa hauv microduct systems siv huab cua -pab tshuab lossis jetting. Piv nrog rau cov qauv xoob raj cable, micro cable tuaj yeem ncav cuag 50% me me hauv txoj kab uas hla thaum tseem xa cov fiber ntau suav - Corning's MiniXtend HD micro cable, piv txwv li, xa mus txog 288 fibers thiab muaj txog li 20% me dua li cov qauv micro cables.
Micro cable ua rau muaj kev nkag siab zoo tshaj plaws thaum qhov chaw duct uas twb muaj lawm twb congested, thaum microduct infrastructure yog ib feem ntawm lub network tsim, los yog thaum yav tom ntej expansion yuav tsum tau ntxiv peev xwm yam tsis tau rub tawm tshiab duct. Hauv cov cheeb tsam hauv nroog loj, micro cable ntsia tau rau hauv microduct tuaj yeem yog lwm txoj hauv kev rau rip-thiab- hloov kho cov kab txuas uas twb muaj lawm.
Armored vs. Dielectric Cable: Thaum Txhua Qhov Teeb Meem
Qhov no yog ib qho kev txiav txim siab tshaj plaws hauv kev xaiv sab nraum zoov fiber ntau cable, thiab nws kuj yog qhov chaw overbuilding ntau.
Armored kabntxiv cov corrugated steel daim kab xev txheej nruab nrab ntawm lub tsho sab hauv thiab sab nrauv. Nws muab crush resistance, nas deterrence, thiab ntxiv mechanical tiv thaiv. Armored kev tsim kho tau pom zoo heev - thiab feem ntau yuav tsum tau ua haujlwm - rau kev faus ncaj qha yam tsis muaj cov kav dej. Nws kuj yog ib qho kev xaiv tsim nyog rau txoj kab ciav hlau hauv thaj chaw uas muaj kev paub txog nas.
Dielectric cableyog hlau tag nrho -dawb. Nws yog qhov yuav tsum tau xaiv rau txoj kev dav hlau los yog ze rau siab - cov kab hluav taws xob hluav taws xob, qhov twg cov khoom siv hlau hlau tuaj yeem tsim teeb meem induction lossis teeb meem hauv av. ADSS cable, feem ntau siv dav hlau dielectric tsim, tshwj xeeb yog tsim los rau lub zog siv hluav taws xob ib puag ncig. Dielectric cable kuj tseem nyiam nyob rau hauv cov ntawv thov uas tsis yog- hlau tsim ua kom yooj yim installation - tsis muaj kev sib txuas, tsis muaj av, tsis muaj kev txhawj xeeb txog xob laim-induced surges propagating los ntawm cable sheath.
Ib qho yuam kev overdesign yog qhia txog armored cable rau txhua txoj hauv kev, tsis hais qhov kev pheej hmoo tiag tiag. Armor ntxiv tus nqi, qhov hnyav, thiab tawv. Nyob rau hauv ib tug conduit khiav uas tsis muaj nas raug, tus qauv unarmored xoob tube cable feem ntau yog txaus - thiab yooj yim rau lis thaum lub installation. Qhov kev txiav txim siab yuav tsum yog raws li qhov tshwj xeeb kev hem thawj ntawm txhua txoj hauv kev, tsis yog ntawm daim pam xav tias armor sib npaug zoo.
Tib -Hom lossis Multimode rau Sab Nraud Fiber Khiav?
Fiber ntau xaiv -tib - homlos yogmultimode- yog qhov kev txiav txim siab cais los ntawm kev tsim kho cable, txawm tias lawv feem ntau conflated. Qhov kev xaiv nyob ntawm qhov sib txuas, qhov xav tau ntawm cov ntaub ntawv, cov khoom siv ntawm txhua qhov kawg, thiab ntev - kev npaj network.
Tib - hom fiber ntau txhawb kev ncua deb thiab siab dua bandwidth ib fiber ntau. Rau kev sib txuas hauv tsev kawm ntawv qaum teb, inter- tsim kev sib txuas ntau tshaj li ob peb puas meters, cov cab kuj - qib sib txuas, thiab txhua txoj hauv kev uas yuav tau txais kev hloov pauv ceev yav tom ntej, ib qho - hom yog qhov kev pom zoo ua ntej. Multimode fiber ntau yog tsim nyog thaum qhov txuas sab nraum zoov luv luv (feem ntau hauv qab 300-550 m, nyob ntawm cov ntaub ntawv tus nqi thiab qib multimode), ob qho tag nrho twb siv multimode transceivers, thiab tus nqi ntawm optics yog qhov tseem ceeb.
Lub ntsiab lus tseem ceeb yog tias "sab nraum zoov" tsis tau txhais hais tias "ib zaug-mode." Ntau lub tsev kawm ntawv hauv tsev kawm ntawv-rau- tsev txuas hauv qab 300 m siv multimode fiber ntau ua tiav. Cov hom fiber ntau yuav tsum phim qhov txuas pob nyiaj siv thiab cov phiaj xwm khoom siv, tsis yog lub tsho cable.
Sab nraum zoov Fiber Cable Sib piv cov lus
| Hom kab | Zoo tshaj rau | Tsis Zoo Rau | Ntsiab Feature |
|---|---|---|---|
| Loose Tube (tsis muaj armored) | Cov kav dej / kav dej khiav, lashed aerial | Direct faus tsis muaj kav dej | General -lub hom phiaj OSP tus qauv; mus txog 432 fibers |
| Loose Tube (Armored) | Direct faus, nas -nruab txoj kev | Aerial nyob ze cov kab hluav taws xob | Corrugated steel armor rau crush thiab nas tiv thaiv |
| Ribbon Cable | Siab - suav qaum (288+ fibers) | Luv luv, qis - suav txuas | Mass fusion splicing; fiber ntau ntom ntom |
| Micro Cable | Microduct, congested duct paths | Direct faus, siab - nro saum huab cua | Txog li 50% me dua li tus qauv xoob raj |
| ADSS (Dielectric Aerial) | Utility ncej kab, ze rau high voltage | Direct faus | Txhua yam -dielectric, tus kheej- txhawb nqa, tsis xav tau tus xa xov |
| Daim duab -8 Kev Txhawb Tus Kheej | Aerial spans, tsis muaj zog sib thooj | High -voltage ib puag ncig | Integrated steel tub txib rau tus kheej -kev txhawb nqa |
| Sab hauv / Sab nraum zoov Cable | Tsev - mus rau - tsev, nkag mus | Ntev -hloov OSP qaum | Dual - ntsuas rau ib puag ncig sab nraum zoov thiab sab hauv hluav taws |
Feem ntau yuam kev nyob rau sab nraum zoov Fiber Cable xaiv
Pib nrog lub connector es tsis txhob ntawm txoj kev.Cov Connectors thiab thaj cables tseem ceeb, tab sis lawv nyob rau qhov kawg ntawm txoj kev xaiv. Yog tias koj teev cov kev tsim kho cable tsis raug - piv txwv li, xaiv cov kab hluav taws xob rau txoj kev faus ncaj qha - muaj txoj cai LC lossis SC connector thaum kawg yuav tsis cawm lub installation.
Kev kho cov kab hluav taws xob thiab ncaj qha faus cable raws li kev hloov pauv.Cov no yog pawg engineering sib txawv. Duct cable cia siab rau lub conduit rau kev tiv thaiv txhua yam. Direct faus cable yuav tsum muab nws tus kheej crush kuj, nas deterrence, thiab ya raws barrier. Kev sib pauv ib qho rau lwm qhov ua rau muaj kev tsis sib haum xeeb ntawm kev muaj peev xwm cable thiab kev pheej hmoo ib puag ncig.
Qhia txog armored cable txhua qhov chaw.Armor yog qhov tseem ceeb rau kev faus ncaj qha thiab muaj txiaj ntsig zoo hauv cov nas tsuag - cov kav dej yooj yim, tab sis nws ntxiv cov nqi, qhov hnyav, thiab kev nruj rau txhua qhov chaw uas nws tau teeb tsa. Hauv cov kav dej huv uas tsis muaj qhov tsis txaus ntseeg, cov xov tooj tsis muaj phom sij ua tau zoo ib yam thiab yooj yim dua los tuav thaum lub sijhawm teeb tsa. Qhia armor qhov twg nws xav tau, tsis yog daim pam default.
Tsis nco qab qhov kev hloov hauv tsev.Lub cable tsis nres ntawm lub tsev phab ntsa. Yog tias qhov kev khiav mus txuas ntxiv mus rau chav tsev khoom siv hauv lub tsev, koj xav tau ib txoj kev npaj rau kev cai- ua raws lub tsev nkag - seb qhov ntawd txhais tau hais tias kev sib txuas rau sab hauv tsev - cov kab hluav taws xob nyob hauv tsev, kev siv cov kab hluav taws xob sab hauv / sab nraum zoov, lossis kev ua haujlwm hauv cov kav dej hlau raws li NEC cov cai.
Kev ntsuas fiber ntau.Ntxiv cov fibers ntawm qhov kev teeb tsa thawj zaug yog pheej yig piv rau rub lub cable thib ob tom qab. Kev lag luam kev xyaum ua tau zoo siab rau kev txhim kho qhov siab tshaj plaws fiber ntau suav txoj hauv kev tuaj yeem txhawb nqa, kom tsis txhob raug nqi yav tom ntej kev tsim kho kom muaj peev xwm ntxiv.
FAQ: Sab nraum zoov Fiber Optic Cable Xaiv
Sab nraum zoov fiber ntau optic cable puas siv tau hauv tsev?
Txheem sab nraum zoov (OSP) cable tsis yog hluav taws kub - ntsuas rau kev siv sab hauv tsev txuas ntxiv. Raws li NEC Tshooj 770, cov kab hluav taws xob sab nraum zoov tsis muaj npe tuaj yeem nkag mus rau hauv lub tsev tab sis feem ntau txwv rau 15 m (50 ft) ntawm qhov nkag. Tsis tas li ntawd, lub cable yuav tsum tau muab ntim rau hauv cov khoom siv hlau tsis zoo lossis koj yuav tsum hloov mus rau ib qho chaw nyob sab hauv tsev -rated cable. Sab hauv / sab nraum zoov cable, uas ua tau raws li ob qho tib si sab nraum zoov kev muaj sia nyob thiab kev ua haujlwm ntawm cov nplaim hluav taws hauv tsev, tuaj yeem tshem tawm cov kev hloov pauv thaum txoj kev txuas ntxiv hauv lub tsev.
Koj puas xav tau armored cable rau faus ncaj qha?
Hauv kev xyaum, yog - rau yuav luag txhua daim ntawv thov faus ncaj qha, armored cable yog pom zoo. Yog tsis muaj conduit, lub cable tsuas yog thaiv ntawm cov fibers thiab av siab, ya raws, khov -thaw txav, thiab nas ua si. Thaum tsis muaj armored cable yuav technically faus nyob rau hauv cov kev tswj heev (xws li nyob rau hauv ib tug tiv thaiv trough los yog ua vaj tse -encased duct bank), cov pa ncaj qha faus trenching yuav tsum ua tsis tau raws li armored kev tsim kho raws li ib tug chaw tsim tshuaj paus installation txheej txheem.
Thaum twg koj yuav tsum xaiv dielectric tshaj armored cable?
Dielectric (txhua yam tsis yog{0}}hlau) cable yog qhov kev xaiv zoo thaum twg txoj kev cable khiav ntawm lossis ze rau siab -voltage power infrastructure, qhov twg cov khoom siv hlau hlau tuaj yeem tsim induction, grounding, lossis kev nyab xeeb. ADSS dielectric cable yog tus qauv rau kev siv hluav taws xob ncej- kab xa tawm. Dielectric cable kuj nyiam dua thaum uas tsis yog -kev tsim kho hlau ua kom yooj yim rau kev teeb tsa - tshem tawm qhov xav tau kev sib txuas thiab hauv av ntawm txhua qhov txuas.
Dab tsi yog qhov txawv ntawm lub raj xoob thiab ribbon cable rau siv sab nraum zoov?
Loose tube cable tso ib tus neeg fibers hauv cov hlab tsis thiab yog cov qauv tsim rau feem ntau cov ntawv thov sab nraum zoov nrog cov fiber ntau suav (txog li 144-432 fibers). Ribbon cable npaj cov fibers nyob rau hauv tiaj tus arrays thiab txhawb loj fusion splicing, ua rau nws sai sai rau splice ntawm high fiber ntau suav. Rau txoj kev qaum qaum uas xav tau 288+ fibers, ribbon cable feem ntau xa cov nqi qis dua tag nrho vim yog txo qis kev ua haujlwm.
Muaj pes tsawg lub fibers uas koj yuav tsum npaj rau?
Tsis muaj qhov sib piv thoob ntiaj teb, tab sis ib qho kev coj ua yog txhawm rau txhim kho yam tsawg 20-30% fiber ntau dua li qhov xav tau tam sim no, thiab nyiam dua yog tias txoj kab hluav taws xob tso cai rau nws. Tus nqi sib txawv ntawm 48- fiber ntau thiab 96-fiber cable yog me me piv rau tus nqi rub lub cable thib ob thaum muaj peev xwm khiav tawm. Rau txoj kev mus ntev los yog txha nraub qaum, muab qhov siab tshaj plaws fiber ntau suav cov kav dej lossis txoj kev txhawb nqa yog qhov kev coj ua.
Cov qauv tseem ceeb thiab cov ntaub ntawv siv rau sab nraum zoov Fiber Cable
Cov qauv hauv qab no thiab cov peev txheej kev tshaj lij tau hais txog thoob plaws hauv kev lag luam fiber ntau sab nraum zoov thiab tsim nyog tshuaj xyuas rau txhua qhov haujlwm OSP loj:
- ANSI/ICEA S-87-640- thawj tus qauv North American npog optical fiber ntau sab nraud cog kev sib txuas lus cable, suav nrog cov khoom siv, kev tsim kho, thiab kev ua haujlwm ntawm huab cua, ncaj qha faus, thiab kev teeb tsa cov kav dej.
- ANSI/TIA-568.3-E- TIA optical fiber ntau cabling thiab cov qauv txheej txheem, uas qhia txog thaj chaw cabling cov cai thiab cov ntaub ntawv ICEA S-87-640 rau sab nraud cog cable ua raws.
- NEC Tshooj 770 (NFPA 70)- suav nrog kev teeb tsa cov kab hluav taws xob kho qhov muag thiab kev sib tw hauv cov tsev, suav nrog kev txwv kev nkag hauv tsev, hluav taws- ntsuas cov kab hluav taws xob (OFNP, OFNR, OFN), thiab cov kev cai ntawm kev sib tw.
- NESC (National Electrical Safety Code)- tswj hwm kev teeb tsa dav hlau ntawm cov kab hluav taws xob, suav nrog cov kev cai tshem tawm thiab kev thauj khoom rau ADSS thiab lwm hom kab hluav taws xob dav hlau.
- Corning SRP 005-011- cov txheej txheem pom zoo rau kev teeb tsa cov kab hluav taws xob fiber ntau, npog rub nro, khoov lub vojvoog, thiab tuav lub manhole.
Kev Pom Zoo Kawg
Txoj cai sab nraum zoov fiber ntau optic cable yog ib qho uas haum rau txoj kev teeb tsa, muaj sia nyob ntawm ib puag ncig kev pheej hmoo, thiab xa cov peev txheej fiber ntau txaus rau ob qho tib si tam sim no thiab yav tom ntej xav tau. Tsis muaj ib hom kab hluav taws xob ua haujlwm rau txhua qhov project - thiab tag nrho cov txheej txheem xaiv tau txhim khu kev qha ntau dua thaum koj ua raws li cov kab ke ua ntej, ib puag ncig thib ob, kev tsim kho thib peb, fiber ntau yam thib plaub, thiab kev txiav tawm kawg.
Yog tias koj tab tom pib qhov project cog tshiab sab nraud lossis ntsuas cov kev xaiv cable rau kev tsim kho yav tom ntej, muab tso ua ke ib qho kev qhia luv luv - npog hom kev, ib puag ncig, hom fiber ntau thiab suav, thiab cov phiaj xwm txiav tawm - yog thawj kauj ruam ua tau zoo tshaj plaws. Nrog rau qhov kev qhia tshwj xeeb hauv tes, sib piv nws mus rau sab nraum zoov fiber ntau cable dhau los ua kev txiav txim siab engineering tsis yog kev twv twv txiaj.
