Cables yog ib qho tseem ceeb ntawm txhua qhov hluav taws xob, ua raws li cov kav dej rau hluav taws xob los ntawm cov khoom siv. Txawm li cas los xij, hom cable siv tau zoo heev cuam tshuam rau kev ua haujlwm, kev nyab xeeb, thiab kev ua haujlwm ntev. Nyob rau hauv photovoltaic (PV) systems, hnub ci cables yog tsim tshwj xeeb los ua kom tau raws li qhov tshwj xeeb xav tau ntawm lub hnub ci fais fab kev teeb tsa, qhov txawv ntawm cov qauv hluav taws xob cables.
Kab lus no yuav qhia txog qhov sib txawv ntawm cov xov tooj hnub ci, xws li H1Z2Z2-K thiab PV1-F, thiab cov kab hluav taws xob ib txwm muaj, qhia txog lawv cov yam ntxwv, kev siv, thiab cov qauv los pab koj nkag siab tias vim li cas hnub ci cables tseem ceeb rau PV systems.
Dab tsi yog Solar Cables?
Lub hnub ci cable, tseem hu ua photovoltaic cable, yog tsim tshwj xeeb rau kev siv hauv lub hnub ci fais fab. Nws interconnects hnub ci vaj huam sib luag, inverters, thiab lwm yam khoom, xa ncaj qha tam sim no (DC) tsim los ntawm cov vaj huam sib luag zoo thiab nyab xeeb.
Cov kab hluav taws xob hnub ci, suav nrog cov paub zoo H1Z2Z2-K thiab PV1-F hom, yog tsim los tiv thaiv cov xwm txheej hnyav uas tau ntsib hauv kev teeb tsa sab nraum zoov, suav nrog kub kub, hluav taws xob UV, thiab kev ntxhov siab.
Cov yam ntxwv tseem ceeb ntawm Solar Cables:
Durability:Ua kom muaj kev tiv thaiv ntev ntev rau lub hnub ci, noo noo, thiab huab cua huab cua.
Hluav taws xob Efficiency:Minimized kuj rau txo lub zog poob.
Kev nyab xeeb:Flame-retardant thiab halogen-dawb los tiv thaiv cov pa phem thaum muaj hluav taws kub.
Flexibility:Yooj yim rau nruab, txawm nyob rau hauv complex system layouts.
Dab tsi yog Cov Khoom Siv Hluav Taws Xob?
Cov kab hluav taws xob ib txwm, tseem hu ua cov qauv hluav taws xob cable, yog tsim los rau kev siv hluav taws xob dav dav. Lawv feem ntau siv nyob rau hauv vaj tse, kev lag luam, thiab kev lag luam kev lag luam uas ib puag ncig kev ntxhov siab tsawg dua nyob rau hauv kev teeb tsa hnub ci sab nraum zoov.
Cov yam ntxwv tseem ceeb ntawm Normal Cables:
Kev siv sab hauv:Feem ntau siv nyob rau hauv kev tswj ib puag ncig nrog tsawg raug rau huab cua.
Rwb thaiv tsev:Feem ntau ua nrog PVC los yog lwm yam ntaub ntawv haum rau nruab nrab kub ntau yam.
Nqi-zoo:Feem ntau tsis tshua kim tshaj li hnub ci cables vim kev tsim kho yooj yim thiab cov khoom siv.
Limited UV Resistance:Tsis yog tsim los rau kev raug sab nraum zoov ntev.
Qhov sib txawv tseem ceeb ntawm cov hnub ci cables thiab cov kab hluav taws xob ib txwm muaj
| Feature | Hnub ci Cable | Ib txwm Cable |
|---|---|---|
| Tsim Lub Hom Phiaj | Tshwj xeeb rau PV systems thiab siv sab nraum zoov | General hom phiaj hluav taws xob thaiv |
| Cov khoom siv rwb thaiv tsev | Hla-txuas polyethylene (XLPE) lossis halogen-free compounds | PVC los yog cov ntaub ntawv thermoplastic |
| UV Resistance | Siab tiv taus UV hluav taws xob | Txwv los yog tsis muaj UV tsis kam |
| Qhov kub thiab txias | Dav dav (-40 degree rau +120 degree ) | Ntau yam nruab nrab (-10 degree rau +70 degree ) |
| Kev ntsuas hluav taws xob | Txog li 1.5 kV DC (piv txwv li, H1Z2Z2-K) | Nws txawv, feem ntau mus txog 450/750V AC |
| Durability | Tsim los rau cov neeg kho tshuab kev nyuaj siab thiab hnyav ib puag ncig | Tsawg zog, rau kev tswj xyuas |
| Kev Ua Raws Cai | EN 50618 (H1Z2Z2-K), TÜV (PV1-F) | Nws txawv raws cheeb tsam thiab daim ntawv thov |
| nplaim taws Resistance | Flame-retardant thiab tsis muaj halogen | Tej zaum los yog tsis yog nplaim taws |
Solar Cable Standards: H1Z2Z2-K thiab PV1-F
1. H1Z2Z2-K Cables
H1Z2Z2-K yog tus qauv zoo tshaj plaws rau cov kab hluav taws xob hnub ci, tsim los rau cov tshuab PV niaj hnub uas xav tau kev ntsuas hluav taws xob ntau dua thiab muaj zog heev.
Nta ntawm H1Z2Z2-K Cables:
Kev ntsuas hluav taws xob:Txog li 1.5 kV DC.
Rwb thaiv tsev:Hla-txuas polyethylene (XLPE) rau superior tshav kub thiab mechanical resistance.
Standards Ua raws li:Raws li EN 50618 thiab IEC 62930.
Daim ntawv thov:Zoo tagnrho rau kev siv hluav taws xob-teev thiab loj hnub ci kev teeb tsa.
2. PV1-F Cables
PV1-F yog tus qauv kev lag luam yav dhau los rau cov kab hluav taws xob photovoltaic, dav siv hauv kev teeb tsa me me hnub ci.
Nta ntawm PV1-F Cables:
Kev ntsuas hluav taws xob:Txog li 1.0 kV DC.
Rwb thaiv tsev:Halogen-dawb nplaim-retardant compounds.
Flexibility:High mechanical yooj yooj yim rau kev tuav.
Daim ntawv thov:Haum rau cov tsev nyob thiab cov lag luam me hnub ci.
Vim li cas Hnub Ci Cables Zoo dua rau PV Systems
Cov kab hluav taws xob hnub ci ua tau zoo dua cov kab hluav taws xob ib txwm muaj nyob rau hauv ntau qhov tseem ceeb, ua rau lawv tseem ceeb rau PV systems:
Resistance rau sab nraum zoov tej yam kev mob:
Hnub ci cables yog UV-resistant, ua rau lawv haum rau lub ru tsev thiab hauv av-mounted hnub ci arrays raug tshav ntuj rau ntau xyoo.
Cov kab hluav taws xob li qub degrade sai sai thaum raug UV rays, ya raws, thiab kub heev.
Wide Temperature Tolerance:
Hnub ci cables xws li H1Z2Z2-K tuaj yeem ua haujlwm hauv qhov kub thiab txias li -40 degree thiab siab li +120 degree .
Cov kab hluav taws xob ib txwm ua haujlwm hauv qhov nqaim, ua rau lawv tsis tsim nyog rau kev teeb tsa hnub ci sab nraum zoov.
High Voltage kev tuav:
Cov kab hluav taws xob hnub ci tuaj yeem tswj tau qhov siab DC voltages tsim los ntawm cov hnub ci hnub ci niaj hnub, nrog H1Z2Z2-K tuav txog li 1.5 kV DC.
Cov kab hluav taws xob ib txwm muaj feem ntau txwv rau qis AC voltages, feem ntau tsis txaus rau PV systems.
Ntev:
Cov kab hluav taws xob hnub ci tau tsim rau lub neej ntev ntawm 25+ xyoo, ua raws li kev ua neej nyob ntawm cov hnub ci vaj huam sib luag.
Cov kab hluav taws xob ib txwm xav tau hloov pauv tom qab ob peb xyoos thaum raug kev nyuaj siab ib puag ncig.
Kev nyab xeeb thiab ua raws:
Hnub ci cables ua raws li cov qauv thoob ntiaj teb nruj xws li EN 50618 (H1Z2Z2-K) thiab TÜV (PV1-F), ua kom muaj kev nyab xeeb ntawm hluav taws thiab ib puag ncig kev sib raug zoo.
Cov kab hluav taws xob ib txwm yuav tsis ua raws li cov qauv no, ua rau muaj kev pheej hmoo ntawm kev siv hnub ci.
Xaiv txoj cai hnub ci Cable
Thaum xaiv ib lub hnub ci cable, xav txog cov hauv qab no:
Qhov System Voltage:
Rau cov tshuab uas muaj hluav taws xob ntau dua, siv H1Z2Z2-K cables.
Rau kev teeb tsa me me, PV1-F cables yuav txaus.
Ib puag ncig tej yam kev mob:
Rau kev teeb tsa raug huab cua hnyav, xaiv cov cables nrog XLPE rwb thaiv tsev (xws li H1Z2Z2-K).
Cable Length thiab Layout:
Txo qhov hluav taws xob poob qis los ntawm kev npaj txoj kev cable zoo.
Siv cov kab hluav taws xob hnub ci uas tsis muaj kev tiv thaiv rau kev ua haujlwm ntev.
Kev Ua Raws Cai:
Xyuas kom cov cables ua tau raws li EN 50618 lossis TÜV ntawv pov thawj rau kev nyab xeeb thiab kav ntev.
Kev siv ntawm Solar Cables
Solar Module Interconnection:
Txuas cov vaj huam sib luag ib leeg los ua ib qho array.
Inverter kev twb kev txuas:
Hloov DC lub zog los ntawm cov vaj huam sib luag mus rau lub inverter rau kev hloov mus rau AC.
Roj teeb Systems:
Txuas cov roj teeb thiab them cov tswj hauv cov kab hluav taws xob tawm.
Grounding thiab Safety:
Muab txoj hauv kev nyab xeeb rau cov teeb meem hluav taws xob, tiv thaiv lub cev thiab cov neeg siv.