Hnub ci PV Cablesyog cov khoom tseem ceeb rau txhua lub hnub ci PV thiab lawv tau pom tias yog lub neej uas txuas rau ib tus neeg los ua kom lub cev ua haujlwm.Lub zog tsim los ntawm lub hnub ci vaj huam sib luag yog xa mus rau lwm qhov chaw uas txhais tau tias peb xav tau cov cables kom hloov lub zog ntawm lub hnub ci vaj huam sib luag - qhov no yog qhov chaw hnub ci cables tuaj.
Cov lus qhia no yuav ua raws li cov lus qhia qhia txog 4 hli hnub ci cables - hnub ci cables uas feem ntau siv nrog rau 6 hli cables.Peb mam li rhuav tshem qhov sib txawv ntawm cov cables/wires, sizing txoj kev, thiab 4 hli solar cable installation.
Hnub ci Cables Vs.Hlau: Qhov txawv yog dab tsi?
Cov ntsiab lus "hlau" thiab "cable" yog suav tias yog tib yam los ntawm pej xeem, tab sis qhov tseeb muaj qhov sib txawv loj ntawm ob.Lub hnub ci vaj huam sib luag yog ib pawg ntawm ntau tus neeg xyuas pib thaum lub xaim tsuas yog ib tus neeg xyuas pib xwb.
Qhov no txhais tau hais tias cov xov hlau yog qhov tseem ceeb ntawm cov khoom me me uas ua rau cov kab loj dua.Ib lub 4 hli hnub ci cable muaj ntau cov xov hlau me me hauv lub cable uas yog siv los hloov hluav taws xob ntawm cov ntsiab lus sib txawv hauv lub hnub ci teeb.
Solar Cables: 4mm Taw Qhia
Yuav kom nkag siab txog yuav ua li cas 4 hli hnub ci cables ua haujlwm, peb yuav tsum tau tawg mus rau cov khoom siv yooj yim uas ua rau lub cable: Hlau.
Txhua lub xaim nyob rau hauv ib lub 4 hli cable ua haujlwm raws li tus neeg xyuas pib thiab cov cable muaj ntau yam xws li cov neeg xyuas pib.Hnub ci xaim yog tsim los ntawm cov khoom siv ruaj khov xws li tooj liab lossis txhuas.Cov ntaub ntawv no muab kev sib txuas txhim khu kev qha thiab muaj peev xwm hloov hluav taws xob los ntawm lub hnub ci vaj huam sib luag rau hauv tsev.
Muaj ob hom ntawm cov xov hlau: ib qho xaim thiab xaim xaim.Ib lub xaim ib leeg lossis ib lub xaim hlau ua haujlwm ua ib tus neeg xyuas pib hauv lub cable thiab cov hlau feem ntau yog insulated los ntawm cov txheej tiv thaiv kom tiv thaiv nws los ntawm cov khoom.Ib cov xov hlau yog siv rau kev siv hluav taws xob hauv tsev hauv tsev nrog rau cov hnub ci cables.Lawv zoo li yuav yog ib qho kev xaiv pheej yig dua piv rau cov xov hlau uas muaj hlua khi tab sis lawv tsuas tuaj yeem tau txais hauv cov ntsuas me me xwb.
Stranded wires yog cov kwv tij loj ntawm ib cov xov hlau thiab "stranded" txhais tau hais tias cov hlau yog ib qho kev sib txuas ntawm cov xov hlau sib txawv uas sib tw ua ke los ua ib qho tseem ceeb.Stranded wires yog siv rau hauv lub hnub ci, tab sis kuj muaj lwm yam kev siv - tshwj xeeb tshaj yog cov tsheb txav xws li tsheb, tsheb thauj khoom, tsheb thauj khoom, thiab lwm yam. Stranded wires muaj txiaj ntsig ntawm kev ua kom tuab dua thiab qhov no ua rau lawv muaj zog dua rau kev vibrations thiab cov ntsiab lus, yog li lawv nyob nraum. kim dua.Cov kab hluav taws xob hnub ci feem ntau tuaj nrog cov xov hlau tso tseg.
Dab tsi yog 4mm Solar Cable?
Lub 4 hli hnub ci cable yog 4 hli tuab cable uas muaj tsawg kawg yog ob lub xov hlau uas tau ntim ua ke hauv qab ib lub hau tiv thaiv.Nyob ntawm cov chaw tsim khoom, 4mm cable yuav muaj 4-5 tus neeg xyuas pib hauv lossis nws tsuas muaj 2 xov hlau xwb.Feem ntau, cov cables raug cais raws li tag nrho cov xov hlau ntawm qhov ntsuas.Muaj ntau hom hnub ci cables: hnub ci hlua cables, hnub ci DC cables, thiab hnub ci AC cables.
Hnub ci DC Cables
DC cables yog cov cables feem ntau siv rau hnub ci hlua.Qhov no yog vim DC tam sim no siv hauv tsev thiab cov hnub ci vaj huam sib luag.
- Muaj ob hom DC cables nrov: Modular DC cables thiab hlua DC cables.
Ob leeg ntawm cov cables no tuaj yeem ua ke nrog koj lub hnub ci PV panels thiab txhua yam koj xav tau yog ib qho txuas me me txhawm rau txhawm rau sib txuas sib txawv DC cables.Hauv qab no peb piav qhia yuav ua li cas txuas 4 hli hnub ci cables siv cov khoom sib txuas uas tuaj yeem yuav los ntawm txhua lub khw muag khoom kho vajtse.
DC Hnub Ci Cable: 4mm
4mm DC uapv kabyog ib qho ntawm feem ntau siv cables rau kev sib txuas hnub ci.Yog tias koj xav txuas 4 hli hnub ci cable, koj yeej yuav tsum tau txuas qhov zoo thiab tsis zoo cables los ntawm cov hlua ncaj qha mus rau lub hnub ci zog inverter (qee zaus hu ua 'generator box').Lub zog tso zis ntawm cov modules txiav txim siab cov hlau koj xav tau.4 hli cables yog siv thaum lwm yam nrov variations xws li 6 hli hnub ci cables thiab 2.5 hli hnub ci cables muaj nyob ntawm seb koj xav tau kev pab.
4 hli hnub ci cables feem ntau yog siv sab nraum zoov qhov chaw muaj zog tshav ntuj ci rau lawv, uas txhais tau hais tias feem ntau ntawm lawv yog UV-resistant.Txhawm rau kom muaj kev nyab xeeb los ntawm luv luv circuits, tus kws tshaj lij yuav tsum paub tseeb tias lawv tsis txuas cov kab zoo thiab tsis zoo ntawm tib lub cable.
Txawm tias ib leeg-xaim DC cables siv tau thiab tuaj yeem muab kev ntseeg siab.Hais txog xim, koj feem ntau muaj xim liab (hluav taws xob nqa) thiab xiav (tsis muaj nqi) xaim.Cov xov hlau no yog ib puag ncig los ntawm ib lub vaj huam sib luag tuab los tiv thaiv lawv ntawm tshav kub thiab dej nag.
Nws yog ua tau los txuas covhnub ci hlaucov hlua rau lub hnub ci zog inverter nyob rau hauv ntau txoj kev.Cov hauv qab no yog cov kev xaiv kev sib txuas nrov tshaj plaws:
- Txoj kev node txoj hlua.
- DC Combiner lub thawv.
- Kev sib txuas ncaj qha.
- AC txuas cable.
Yog tias koj xav txuas nrog AC txuas cable, koj yuav tsum siv cov cuab yeej tiv thaiv kom txuas cov invertors mus rau daim phiaj hluav taws xob.Yog tias lub hnub ci inverter yog peb-theem inverter, feem ntau cov kev sib txuas qis ntawm hom no yog tsim los ntawm tsib-core AC cables.
Lub tsib-core AC cables muaj 3 xov hlau rau 3 theem sib txawv uas nqa cov hluav taws xob: zoo, tsis zoo, thiab nruab nrab.Yog tias koj muaj lub hnub ci nrog ib-theem inverter koj yuav xav tau 3 cables los txuas nws: nyob hlau, hauv av xaim, thiab cov xaim nruab nrab.Ntau lub teb chaws yuav muaj lawv tus kheej txoj cai hais txog kev sib txuas hnub ci.Tshawb xyuas ob zaug kom ntseeg tau tias koj tau ua raws li cov cai hauv lub tebchaws.
Npaj rau kev teeb tsa: Yuav Ua Li Cas Loj Hnub Ci Cables Hauv Lub Hnub Ci
Sizing yog ib qho ntawm cov khoom tseem ceeb tshaj plaws thaum koj txuas cov xov hlau sib txawv rau PV system.Sizing teeb meem rau kev nyab xeeb kom tsis txhob luv fuses thiab overheating thaum koj muaj lub zog surge - yog tias lub cable tsis tuaj yeem tuav lub zog ntxiv, nws yuav tawg thiab qhov no tuaj yeem ua rau hluav taws kub hauv lub hnub ci.Ib txwm mus dhau ntawm cov kab hluav taws xob uas koj xav tau vim tias muaj cov kab hluav taws xob tsis zoo txhais tau tias koj muaj kev pheej hmoo hluav taws kub thiab raug foob los ntawm txoj cai lij choj vim tias nws tsis raug cai hauv ntau qhov chaw txiav txim.
Nov yog cov ntsiab lus tseem ceeb uas txiav txim siab qhov xav tau ntawm lub hnub ci cable loj:
- Lub zog ntawm lub hnub ci vaj huam sib luag (piv txwv li kev tsim muaj peev xwm - yog tias koj muaj ntau qhov tam sim no, koj xav tau qhov loj dua).
- Kev ncua deb ntawm cov hnub ci vaj huam sib luag thiab cov khoom thauj (yog tias koj muaj qhov sib nrug ntau dua ntawm ob, koj xav tau kev pab them nqi ntau dua / qhov loj kom ntseeg tau tias muaj kev nyab xeeb).
Cable Hla-Sections Rau Main Solar Cable
Yog tias koj txuas lub hnub ci vaj huam sib luag nyob rau hauv ib lub koob (txoj kev nrov tshaj plaws), koj lub inverters yuav tsum nyob ze rau qhov chaw pub khoom noj raws li qhov ua tau.Yog hais tias lub inverters nyob rau sab nraud ntawm lub cellar, qhov ntev ntawm lub hnub ci cable tuaj yeem ua rau poob ntawm AC thiab DC sab.
Lub ntsiab lus ntawm no yog los xyuas kom meej tias cov hluav taws xob tsim los ntawm lub hnub ci vaj huam sib luag tuaj yeem ncav cuag li qhov ua tau yam tsis muaj kev poob ntawm lub hnub ci inverter.Hnub ci cables muaj qhov poob tsis kam yog tias lawv nyob hauv qhov kub thiab txias.
Lub thickness ntawm lub cable nyob rau hauv lub ntsiab DC hnub ci cable tuaj yeem muaj kev cuam tshuam rau kev tiv thaiv kev poob lossis khaws qhov poob ntawm qhov tsim nyog - qhov no yog vim li cas lub cable thicker, qhov zoo dua ntawm koj.Cov neeg tsim khoom tsim DC hnub ci cables nyob rau hauv ib txoj kev uas qhov poob yog me dua qhov siab tshaj tawm ntawm lub tshuab hluav taws xob.Cov kab hluav taws xob hnub ci muaj qhov tsis kam thiab qhov poob ntawm qhov hluav taws xob ntawm qhov kev tiv thaiv no tuaj yeem suav tau.
Yuav Ua Li Cas Pom Zoo 4mm Solar Cable
Cov hauv qab no yog cov ntsiab lus tseem ceeb uas txiav txim siab seb koj puas muaj qhov zoo 4 hli hnub ci cable:
Huab cua tiv taus.Lub 4 hli cable yuav tsum tiv taus kub thiab UV-resistant.Cov kab hluav taws xob hnub ci yog siv nyob rau hauv qhov chaw sov thiab raug tshav ntuj ntev thiab av noo.
Qhov kub thiab txias.Cov kab hluav taws xob hnub ci yuav tsum tau tsim los tiv thaiv qhov kub qis xws li -30 ° thiab ntau dua + 100 °.
Sturdy tsim zoo.Cov cables yuav tsum tiv thaiv kev khoov, nro, thiab compression raws li qhov siab.
Acid pov thawj thiab puag pov thawj.Qhov no yuav ua kom lub cable tsis yaj yog tias nws raug rau cov tshuaj phem.
Hluav taws kub-resistant.Yog tias cov kab hluav taws xob muaj cov nplaim hluav taws, nws yuav nyuaj rau qhov hluav taws kub sib kis thaum muaj kev puas tsuaj.
Luv-circuit pov thawj.Lub cable yuav tsum tiv taus rau luv luv txawm tias kub dua.
Kev tiv thaiv npog.Qhov kev txhawb nqa ntxiv yuav tiv thaiv cov kab hluav taws xob los ntawm cov nas muaj peev xwm thiab cov kab ntsig uas yuav zom rau nws.
Yuav Ua Li Cas Txuas A 4mm Solar Cable
Txais tos rau peb cov lus qhia txog kev sib txuas 4 hli hnub ci cables.Txhawm rau txuas lub hnub ci cables, koj yuav xav tau 2 cov cuab yeej yooj yim: A 4mm cable thiabHnub ci PV Connector MC4.
Hnub ci xov hlau xav tau cov khoom sib txuas txhawm rau txhawm rau txuas rau ntawm qhov chaw raug thiab qhov nrov tshaj plaws connector hom rau 4 hli hnub ci xov hlau yog MC4 connector.
Cov khoom txuas no yog siv rau feem ntau cov hnub ci vaj huam sib luag tshiab thiab nws muab kev tiv thaiv tsis muaj dej / plua plav rau cov cables.MC4 connectors yog pheej yig thiab ua haujlwm zoo nrog 4mm cables, suav nrog 6 hli hnub ci cables.Yog tias koj nyuam qhuav yuav lub hnub ci vaj huam sib luag tshiab koj yuav twb muaj MC4 txuas txuas ncaj qha uas txhais tau tias koj yuav tsis tas yuav lawv ntawm koj tus kheej.
- Nco tseg: MC4 connectors yog cov khoom siv tshiab thiab tsis ua haujlwm nrog MC3 cables.
Qhov teeb meem loj nrog cov hnub ci hluav taws xob feem ntau yog qhov peb xav tau hluav taws xob los ntawm cov vaj huam sib luag uas txuas rau lub ru tsev mus rau lwm qhov hauv tsev.Tib txoj hauv kev ua qhov no yog mus yuav cov khoom ua ntej txiav uas muaj kab hauv kab (feem ntau 10-30 ko taw), tab sis txoj hauv kev zoo dua yog yuav cov kab ntev uas koj xav tau thiab txuas nrog MC4 connectors.
Raws li nrog rau lwm yam cable, koj muaj txiv neej thiab poj niam connectors ntawm ib tug MC4 cable.Koj yuav xav tau cov cuab yeej yooj yim xws li 4 hli hnub ci cable, txiv neej / poj niam MC4 connectors, hlau strippers, xaim crimps thiab li 5-10 feeb ntawm koj lub sijhawm kom ua tiav txoj haujlwm.
1) Teeb Cov Txuas Txuas
Lub connector yog qhov tseem ceeb tshaj plaws vim nws txuas cov cables rau koj lub hnub ci vaj huam sib luag.Koj thawj zaug yuav tsum tau muab lub cim rau ntawm cov hlau los qhia tias koj xav kom lub connector nkag mus rau hauv koj lub connector uas twb muaj lawm, thiab yog tias lub cable txuas mus dhau los ntawm qhov cim koj yuav tsis tuaj yeem koom nrog tag nrho MC4 connectors ua ke.
2) Crimp Txiv neej Connector
Koj xav tau lub cuab yeej crimp rau crimping thiab peb pom zoo kom muaj MC4 4mm crimp connector vim nws yuav muab koj cov khoom sib txuas thiab tuav cov cables ua ke thaum koj tab tom crimping.Feem ntau cov cuab yeej crimp tuaj yeem muaj rau tsawg li $ 40.Qhov no yog qhov yooj yim ntawm kev teeb tsa.
Pib los ntawm kev hla cov ntsia hlau ntsia hlau hla koj cov hlau crimp thiab tom qab ntawd xyuas kom cov vaj tse yas muaj qhov tsis rov qab clip hauv nws.Yog tias koj tsis tau muab cov txiv ntoo rau ntawm lub cable ua ntej, koj yuav tsis muaj peev xwm tshem tau cov vaj tsev yas tawm.
3) Ntxig 4mm Cable
Piv txwv tias koj tau crimped 4 hli hnub ci cable txoj cai, ib zaug koj thawb nws hauv qhov txuas koj yuav tsum hnov ib lub suab "nias" uas qhia tias koj tau ruaj ntseg nws.Nyob rau theem no koj xav kaw lub cable hauv cov vaj tsev yas.
4) Ruaj ntseg Rubber Washer
Koj yuav pom tias lub foob lub tshuab ntxhua khaub ncaws (feem ntau yog ua los ntawm cov roj hmab) yog yaug ntawm qhov kawg ntawm lub cable.Qhov no muab lub zog tuav rau 4 hli hnub ci cable thaum koj nruj cov txiv ntoo rau hauv cov vaj tsev yas.Nco ntsoov ceev nws kom ze, txwv tsis pub, lub connector yuav tig ib ncig ntawm lub cable thiab ua rau cov kev twb kev txuas puas.Qhov no ua tiav cov kev sib txuas rau txiv neej connector.
5) Crimp Poj niam Connector
Siv lub cable thiab muab ib qho me me khoov rau nws kom ntseeg tau tias kev sib cuag zoo nyob rau hauv lub crimp.Koj yuav tau strip lub rwb thaiv tsev cable los ntawm me me thiaj li yuav nthuav tawm cov hlau rau crimping.Crimp tus poj niam connector tib yam li koj tau ua tus txiv neej nyob rau hauv kauj ruam thib ob.
6) Txuas Cable
Nyob rau theem no, koj tsuas yog yuav tsum tau ntxig lub cable.Txhua yam koj yuav tsum tau ua yog hla cov ntsia hlau ntsia hlau hla lub cable thiab xyuas cov roj hmab ntxhua dua.Tom qab ntawd koj yuav tsum thawb lub crimped cable mus rau hauv cov poj niam vaj tse.Koj yuav tsum hnov lub suab "Nyem" ntawm no ib yam nkaus thiab yog li koj yuav paub tias koj tau xauv nws rau hauv qhov chaw.
7) Kev sib txuas
Lub xeev kawg ntawm cov txheej txheem sib txuas yog los ntsuas qhov kev sib txuas.Peb pom zoo kom sim nrog MC4 connectors tshwj xeeb ua ntej koj txuas lawv mus rau lub ntsiab hnub ci vaj huam sib luag los yog tus nqi tswj kom paub tseeb tias txhua yam ua haujlwm zoo.Yog tias qhov kev sib txuas ua haujlwm, qhov ntawd yog qhov koj yuav txheeb xyuas koj yuav muaj kev sib txuas ruaj khov rau xyoo tom ntej.
Post lub sij hawm: Oct-03-2021