Hnub ci zog tau nrawm tau txais cov muaj suab nrov thoob ntiaj teb uas yog lub zog txhim khu kev qha thiab muaj zog ruaj khov thiab muaj zog ruaj khov. Hauv photovoltaic (PV), hnub ci cabs thiab cov xov hlau ua si los ntawm cov khoom siv hluav taws xob zoo li cov inverters, roj teeb, thiab cov hluav taws xob. Txhawm rau kom ntseeg tau tias cov cables ua haujlwm zoo, nyab xeeb, thiab ntseeg tau ntev ntev, nws yog qhov tseem ceeb rau lawv kom tau raws li cov qauv hauv ntiaj teb no.
Cov qauv tswj hwm hnub ci cables thiab xov hlau yog tsim los xyuas kom muaj kev nyab xeeb, ua haujlwm ntev, thiab ua haujlwm siab, txawm tias nyob rau hauv ib puag ncig hnyav. Hauv tsab xov xwm no, peb yuav tshawb txog cov qauv tseem ceeb thoob ntiaj teb uas cov hnub ci cables thiab cov xov hluav taws xob hnub ci yuav tsum ua raws li kom haum rau kev siv hauv lub hnub ci zog.
1. Vim li cas hnub ci Cables yuav tsum ua raws li cov qauv thoob ntiaj teb
Cov kab hluav taws xob hnub ci raug cuam tshuam rau huab cua huab cua, suav nrog lub hnub ncaj qha, cov av noo siab, nag, daus, thiab kub sib txawv. Vim li no, cov cables yuav tsum muaj peev xwm tiv taus lub cev thiab hluav taws xob kev ntxhov siab ntawm kev siv mus sij hawm ntev thaum tswj kev nyab xeeb thiab ua haujlwm zoo. Kev ua raws li cov qauv thoob ntiaj teb tau lees paub tias cov cables raug kuaj xyuas kom ruaj khov, kev nyab xeeb hluav taws kub, tiv thaiv UV hluav taws xob, thiab muaj peev xwm tswj tau qhov hluav taws xob siab thiab qib tam sim no.
Los ntawm kev ua raws li cov qauv no, solar cables xyuas kom meej:
Kev xyuas xim: Tiv thaiv hluav taws xob hluav taws xob, hluav taws xob, thiab lwm yam kev phom sij.
Kev ua tau zoo: Kom ntseeg tau lub zog muaj txiaj ntsig zoo nrog qhov tsis muaj zog.
Durability: Tiv thaiv cov teeb meem ib puag ncig xws li UV rays, noo noo, thiab kub hloov pauv.
Kev ntseeg tau: Guarantee mus ntev kev ua tau zoo nyob rau hauv txawv climatic tej yam kev mob.
2. International Standards rau Solar Cables
Ob peb tus qauv thoob ntiaj teb tswj kev tsim, kuaj, thiab ntawv pov thawj ntawm lub hnub ci clesrles. Hauv qab no yog cov qauv tseem ceeb uas hnub ci ntsa iab feem ntau yuav tsum tau ntsib:
2.1 IEC 62930 (International Electrotechnical Commission)
IEC 62930 tus qauv yog tus qauv lees paub thoob ntiaj teb tshaj plaws rau hnub ci cables. Nws qhia txog qhov yuav tsum tau ua rau photovoltaic cables siv nyob rau hauv DC circuits, txuas hnub ci vaj huam sib luag rau lwm yam khoom ntawm PV system. Cov qauv no suav nrog ntau yam ntawm kev ua haujlwm cable, suav nrog:
Kev tsa tsev: Cov ntaub ntawv siv rau tus neeg xyuas pib (feem ntau yog tooj liab lossis txhuas), rwb thaiv tsev, thiab sheath.
Cov Khoom Siv Neeg Kho Tshuab: Kuaj cov kab hluav taws xob tiv thaiv kev ntxhov siab, kev hloov pauv, thiab lub zog tensile.
Kub tiv thaiv: Cables tau sim kom lawv tuaj yeem tiv thaiv qhov kub ntawm {}}} degree rau 90 degree (mus txog 120 degree rau lub sijhawm luv).
UV Kuj: Cov kab hluav taws xob hnub ci raug tshav ntuj ntev, yog li lawv yuav tsum tiv taus UV hluav taws xob tiv thaiv kom tsis txhob ntxov ntxov.
Kev nyab xeeb hluav taws: Cables yuav tsum ua tau raws li cov qauv kev tiv thaiv hluav taws los tiv thaiv kev sib kis ntawm hluav taws thaum muaj kev ua haujlwm tsis zoo.
Hnub ci cables ua raws li IEC 62930 yog tsim los tswj cov kev xav tau ntawm kev siv sab nraum zoov, kom ntseeg tau tias lawv tuaj yeem ua haujlwm nyob rau hauv ntau qhov kev nyab xeeb thaum tswj xyuas hluav taws xob.
2.2 UL 4703 (Underwriters Laboratories)
UL 4703 yog tus qauv tsim los ntawm Underwriters Chaw soj ntsuam (UL) rau photovoltaic hlau thiab cov khoom lag luam cable muag hauv Tebchaws Meskas. Tus qauv no yog qhov tseem ceeb rau kev ua kom ntseeg tau tias cov xov xwm hnub ci muaj kev nyab xeeb rau kev siv hauv kev nyab xeeb thiab kev ua haujlwm ntawm cov khoom siv hnub ci. UL 4703 cov qauv siv rau:
Kev tsa tsev: UL yuav tsum tau hais tias tus saib xyuas thiab rwb thaiv tsev cov ntaub ntawv ua tau raws li cov qauv kev ua tau zoo tshwj xeeb. Nws kuj qhia txog kev siv ntawm qee cov hluav taws-resistant cov ntaub ntawv.
Kev Ntsuas Kub: Zoo ib yam li IEC 62930, UL 4703 txhais qhov ntsuas kub rau cov hnub ci cables, uas feem ntau yog nyob ntawm -40 degree mus rau 90 degree, nrog qee cov cables tsim los luv luv tiv taus kub dua.
Cov khoom hluav taws xob: UL kuj tau sim cov peev xwm ntawm hnub ci cirles los daws cov hluav taws xob ntau thiab tam sim no tsis muaj ntau lub cua sov lossis rwb thaiv tsev.
Durability: Hnub ci clesles raug kuaj kom lawv muaj peev xwm thev naus laus zis huab cua, suav nrog raug rau UV hluav taws xob, noo noo, thiab cov pa taws.
Kev Ua Si thiab Kev Nyab Xeeb: UL 4703 kuj suav nrog cov kev cai tshwj xeeb rau cov cables uas siv rau hauv av hauv PV systems, kom ntseeg tau tias muaj kev ruaj ntseg zoo nyob rau hauv qhov chaw.
Ua raws liTIAB SA 4703ua kom ntseeg tau tias cov xov xwm hnub ci muaj kev nyab xeeb rau kev siv nyob rau hauv cov chaw nyob, coj mus muag, thiab hluav taws xob-hnub ci nruab nrog Asmeskas
2.3 EN 50618 (Tebchaws Europe)
Hauv Tebchaws Europe, cov xov tooj hluav taws xob hnub ci yuav tsum ua kom tau raws li EN 50618 tus qauv, uas qhia txog cov kev xav tau rau cov cables siv hauv cov tshuab photovoltaic. Cov qauv no zoo ib yam li IEC 62930 tab sis haum rau European lag luam. EN 50618 tus qauv npog:
Kev tsim kho: Cesles yuav tsum tau ua nrog tooj liab lossis txhuas cov ntaub ntawv xws li cov ntaub ntawv sib txuas nrog polyethylene (XLPE), uas yog paub rau nws cov kev siv hluav taws xob.
Kev ntsuas hluav taws xobTS EN 50618 Kev qhia tshwj xeeb rau cov hnub ci cables yuav tsum muaj qhov ntsuas hluav taws xob tsim nyog rau 1000V txog 1500V DC, nyob ntawm cov ntawv thov tshwj xeeb.
Kub tiv thaiv: Tus qauv
UV thiab huab cua tsis kam: Cables yuav tsum tau tiv taus UV hluav taws xob thiab muaj peev xwm los ntawm muaj kev sib raug rau cov khoom sab nraud rau ntau xyoo yam tsis muaj kev nyuaj siab.
Nplaim RetardantTS EN 50618 kuj tseem qhia meej tias cov hnub ci cables yuav tsum yog cov nplaim hluav taws thiab ua raws li cov kev ntsuas hluav taws xob tshwj xeeb kom txo qis kev pheej hmoo ntawm hluav taws kub thaum muaj teeb meem ntawm cable.
Cables uas ua tau raws li EN 50618 yog qhov tsim nyog rau kev teeb tsa hauv txhua hom PV systems thoob plaws Tebchaws Europe, ua kom muaj kev nyab xeeb thiab kev ntseeg siab nyob rau hauv ntau hom huab cua.
2.4 ISO 9001 (International Organization for Standardization)
Thaum iso 9001 tsis yog tshwj xeeb rau hnub ci Cables, nws yog ib qho kev tswj hwm kev tswj hwm uas muaj cov tuam txhab ntawm lub hnub ci suav ua raws. ISO 9001 kom paub tseeb tias cov tuam txhab ua raws li cov teeb meem tswj cov txheej txheem zoo hauv cov qauv, kev tsim khoom, thiab kuaj ntawm lawv cov khoom. Ua raws li ISO 9001 qhia tau tias cov chaw tsim khoom lag luam tsim cov hnub ci zoo uas tau raws li cov qhua tuaj noj mov thiab kev tswj hwm kev cia siab.
Manufacturing Quality: Solar cable manufacturers uas ua raws li ISO 9001 qhia txog kev cog lus tsis tu ncua rau kev ruaj ntseg zoo thiab kev txhim kho cov txheej txheem.
Kev kuaj khoom: Kev sim ua ntu zus los ntawm cov txheej txheem ci ntsa iab uas lawv tau raws li cov qauv kev ua tau zoo, suav nrog cov khoom siv hluav taws xob, nrog rau kev nyab xeeb, thiab kev nyab xeeb.
Thaum ISO 9001 tsis ncaj qha hais txog cov kev qhia tshwj xeeb ntawm cov hnub ci cables, nws yog ib qho tseem ceeb daim ntawv pov thawj uas ua kom ntseeg tau tias cov txheej txheem tsim khoom siv los tsim cov cables yog qhov zoo tshaj plaws.
2.5 RoHS (Txwv tsis pub muaj kev phom sij)
RoHS yog European Union cov lus qhia uas txwv kev siv qee cov kev phom sij hauv hluav taws xob thiab cov khoom siv hluav taws xob. Hnub ci cim uas ua raws ROHS tsis muaj cov tshuaj phem xws li cov hmoov txhuas, Mercium, thiab lwm yam lom neeg kev noj qab haus huv thiab ib puag ncig.
Cuam tshuam ib puag ncig: RoHS-LOHS Solar Cables yog ib puag ncig zoo dua, vim tias lawv tsis muaj cov khoom tsim kev puas tsuaj uas tuaj yeem ua rau ib puag ncig thaum cov ntaub ntawv pov tseg lossis rov ua dua tshiab.
Kev noj qab haus huv thiab kev nyab xeeb: ROHS cov kev qhia paub meej tias cov khoom siv hnub ci muaj kev nyab xeeb rau cov neeg ua haujlwm thiab kev teeb tsa, nrog rau cov neeg siv khoom.
Ua raws li RoHs yog qhov tseem ceeb ntawm ib puag ncig kev ruaj khov ntawm lub hnub ci cables, pab txo lawv txoj kev taug ko taw.
3. Vim li cas kev ua raws li cov qauv thoob ntiaj teb yog qhov tseem ceeb
Kev ua raws li cov qauv thoob ntiaj teb no muab ntau yam txiaj ntsig zoo rau ob lub hnub ci nruab hnub thiab cov neeg siv kawg:
3.1 Kev Nyab Xeeb Kev Nyab Xeeb
Cov qauv zoo li IEC 62930, ul 4703, thiab EN ENT 50618 kom ntseeg tau tias cov cabar dolar muaj kev nyab xeeb siv nyob rau hauv ntau qhov chaw. Lawv raug sim rau hluav taws kub tiv thaiv, hluav taws xob kev ncaj ncees, thiab kev siv tshuab kom tiv thaiv kev pheej hmoo xws li hluav taws xob hluav taws xob lossis hluav taws kub.
3.2 Ntev thiab Durability
Hnub ci suav tias qhov qauv raws cov qauv no tau ua kom ntev rau lub sijhawm ntev. Cov qauv xws li IEC 62930 thiab EN 50618 suav nrog kev kuaj rau UV hluav taws xob, thiab cov neeg kho tshuab kom muaj zog, kom txhua xyoo ua tau zoo ntau xyoo.
3.3 Kev ua haujlwm system
High-zoo hnub ci cables uas ua raws li cov qauv no pab xyuas kom meej tag nrho cov efficiency ntawm lub hnub ci zog system. Los ntawm kev txo qis kev tiv thaiv, ua kom cov rwb thaiv tsev zoo, thiab tiv thaiv lub zog poob, cov cables no ua lub luag haujlwm tseem ceeb hauv kev ua kom lub zog tawm los ntawm cov hnub ci vaj huam sib luag.
3.4 Kev sib thoob ntiaj teb
Rau kev teeb tsa thoob ntiaj teb, cov hnub ci hluav taws xob uas ua tau raws li cov qauv thoob ntiaj teb xws li UL 4703 (rau Asmeskas) thiab IEC 62930 (rau kev lag luam thoob ntiaj teb) xyuas kom meej tias cov cables sib xws thiab nyab xeeb siv hauv ntau lub teb chaws. Qhov no txo qhov kev xav tau ntawm kev cai daws teeb meem thiab tso cai rau kev tsim qauv hauv kev lag luam hnub ci.
XOV XWM TSHIAByog lub tuam txhab ua cable tshwj xeeb hauv kev tsim khoom thiab muab cov khoom lag luam zoo cable. Nrog rau xyoo ntawm kev lag luam kev lag luam, peb muab ntau hom cables, suav nrog America UL cables, Australia SAA cables, VDE cables, thiab TUV cables, catering rau ntau yam kev siv xws li kev lag luam, kev lag luam, thiab kev siv hauv tsev.
Tiv tauj peb hnub no kom paub ntau ntxiv txog peb cov khoom thiab kev pabcuam. Peb pab neeg mob siab rau yog npaj los pab koj nrog txhua yam koj xav tau cable.