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Photovoltaic cable

  • xov xwmXyoo 2020-05-09
  • xov xwm

Photovoltaic cable
Hnub ci zog thev naus laus zis yuav dhau los ua ib qho ntawm yav tom ntej ntsuab zog thev naus laus zis.Hnub ci lossis photovoltaic (PV) tau dhau los ua ntau thiab siv ntau hauv Suav teb.Ntxiv rau txoj kev loj hlob sai ntawm tsoomfwv-tsoomfwv txhawb nqa cov chaw tsim hluav taws xob photovoltaic, cov tub ua lag luam ntiag tug tseem tab tom tsim cov chaw tsim khoom thiab npaj muab lawv tso rau hauv kev tsim khoom rau kev muag khoom ntiaj teb hnub ci module.
Suav lub npe: photovoltaic cable Lub npe txawv teb chaws: Pv cable
Cov qauv khoom: Photovoltaic cable Nta: lub tsho tuab tuab thiab lub taub me me

Taw qhia
Khoom qauv: photovoltaic cable

Tus neeg xyuas pib hla ntu: photovoltaic cable
Ntau lub tebchaws tseem nyob rau theem kawm.Tsis muaj qhov tsis ntseeg tias txhawm rau kom tau txais txiaj ntsig zoo tshaj plaws, cov tuam txhab hauv kev lag luam yuav tsum tau kawm los ntawm cov teb chaws thiab cov tuam txhab uas muaj ntau xyoo ntawm kev paub txog kev siv hluav taws xob hnub ci.
Kev tsim kho cov nqi tsim nyog thiab tau txais txiaj ntsig photovoltaic fais fab nroj tsuag sawv cev rau lub hom phiaj tseem ceeb tshaj plaws thiab kev sib tw tseem ceeb ntawm txhua lub tuam txhab hnub ci.Nyob rau hauv qhov tseeb, profitability nyob ntawm tsis tsuas yog nyob rau hauv lub efficiency los yog siab ua hauj lwm ntawm lub hnub ci module nws tus kheej, tab sis kuj nyob rau hauv ib tug series ntawm cov khoom uas zoo li tsis muaj kev sib raug zoo nrog lub module.Tab sis tag nrho cov khoom no (xws li cables, connectors, junction boxes) yuav tsum tau xaiv raws li lub sij hawm ntev peev lub hom phiaj ntawm kev sib tw.Qhov zoo ntawm cov khoom uas tau xaiv tuaj yeem tiv thaiv lub hnub ci kom tsis txhob muaj txiaj ntsig vim kev kho siab thiab kho cov nqi.
Piv txwv li, tib neeg feem ntau tsis xav txog cov kab hluav taws xob txuas nrog photovoltaic modules thiab inverters ua cov khoom tseem ceeb,
Txawm li cas los xij, tsis siv cov cable tshwj xeeb rau kev siv hnub ci yuav cuam tshuam rau lub neej ntawm tag nrho cov kab ke.
Qhov tseeb, cov tshuab hluav taws xob hnub ci feem ntau siv nyob rau hauv ib puag ncig hnyav, xws li kub kub thiab hluav taws xob ultraviolet.Hauv Tebchaws Europe, hnub ci hnub ci yuav ua rau qhov kub ntawm qhov chaw ntawm lub hnub ci mus txog 100 ° C. Txog tam sim no, ntau yam ntaub ntawv uas peb tuaj yeem siv tau yog PVC, roj hmab, TPE thiab cov khoom zoo sib xws, tab sis hmoov tsis, cov roj hmab cable nrog qhov ntsuas kub ntawm 90 ° C, thiab txawm tias PVC cable nrog qhov ntsuas kub ntawm 70 ° C Nws kuj tseem siv rau sab nraum zoov.Obviously, qhov no yuav cuam tshuam rau lub neej kev pab cuam ntawm lub system.
Kev tsim khoom ntawm HUBER + SUHNER hnub ci cable muaj keeb kwm ntawm ntau tshaj 20 xyoo.Cov khoom siv hnub ci siv hom kab no hauv Tebchaws Europe kuj tau siv rau ntau tshaj 20 xyoo thiab tseem ua haujlwm zoo.

Ib puag ncig kev nyuaj siab
Rau cov ntawv thov photovoltaic, cov khoom siv sab nraum zoov yuav tsum ua raws li UV, ozone, kub hloov pauv, thiab tshuaj tua kab mob.Kev siv cov ntaub ntawv tsis tshua muaj nyob rau hauv ib puag ncig kev ntxhov siab yuav ua rau cov kab hluav taws xob tsis zoo thiab tuaj yeem ua rau cov kab hluav taws xob tawg.Tag nrho cov xwm txheej no yuav ncaj qha nce qhov poob ntawm lub kaw lus cable, thiab qhov kev pheej hmoo ntawm luv-circuiting ntawm lub cable kuj yuav nce ntxiv.Nyob rau hauv nruab nrab thiab ntev, qhov muaj peev xwm ntawm hluav taws kub los yog raug mob ntawm tus kheej kuj yog siab dua.120 ° C, nws muaj peev xwm tiv taus huab cua hnyav ib puag ncig thiab mechanical shock nyob rau hauv nws cov khoom.Raws li InternationalStandard IEC216RADOX®Solar cable, nyob rau hauv sab nraum zoov ib puag ncig, nws cov kev pab cuam lub neej yog 8 npaug ntawm cov roj hmab cable, Nws yog 32 npaug ntawm PVC cables.Cov kab hluav taws xob thiab cov khoom siv no tsis yog tsuas yog muaj huab cua zoo tshaj plaws, UV thiab ozone tsis kam, tab sis kuj tiv taus ntau yam kev hloov pauv kub (Piv txwv li: -40 ° C 至125 ° CHUBER + SUHNER RADOX® hnub ci cable yog ib qho hluav taws xob hlais. - txuas cable nrog ntsuas kub ntawm).

o cuam tshuam nrog cov kev phom sij uas tshwm sim los ntawm qhov kub thiab txias, cov tuam txhab lag luam nyiam siv ob lub rwb thaiv tsev roj hmab sheathed cables (piv txwv li: H07 RNF).Txawm li cas los xij, cov qauv ntawm cov kab hluav taws xob no tsuas yog tso cai rau siv nyob rau hauv ib puag ncig uas muaj qhov kub siab tshaj plaws ntawm kev ua haujlwm ntawm 60 ° C. Hauv Tebchaws Europe, qhov ntsuas kub ntawm lub ru tsev yog siab txog 100 ° C.

RADOX® Qhov ntsuas kub ntawm lub hnub ci cable yog 120 ° C (nws tuaj yeem siv rau 20,000 teev).Qhov kev ntsuas no yog sib npaug rau 18 xyoo ntawm kev siv ntawm qhov kub thiab txias ntawm 90 ° C;Thaum qhov kub thiab txias qis dua 90 ° C, nws lub neej ua haujlwm ntev dua.Feem ntau, kev pab cuam lub neej ntawm cov khoom siv hnub ci yuav tsum muaj ntau tshaj 20 mus rau 30 xyoo.

Raws li cov laj thawj saum toj no, nws yog ib qho tsim nyog yuav tsum siv cov hnub ci tshwj xeeb thiab cov khoom siv hauv lub hnub ci.
Resistant rau mechanical loads
Nyob rau hauv qhov tseeb, thaum lub sij hawm installation thiab txij nkawm, lub cable yuav raug routed nyob rau hauv lub ntse ntug ntawm lub ru tsev qauv, thiab lub cable yuav tsum tiv taus siab, dabtsi yog khoov, nro, cross-tensile load thiab muaj zog cuam tshuam.Yog tias lub zog ntawm lub tsho cable tsis txaus, lub rwb thaiv tsev cable yuav raug puas tsuaj loj, uas yuav cuam tshuam rau lub neej kev pab cuam ntawm tag nrho cov cable, los yog ua rau muaj teeb meem xws li luv luv Circuit Court, hluav taws kub, thiab kev raug mob ntawm tus kheej.

Cov khoom sib txuas nrog cov hluav taws xob muaj zog muaj zog.Cov txheej txheem sib txuas sib txuas hloov pauv cov qauv tshuaj ntawm cov polymer, thiab cov ntaub ntawv thermoplastic fusible hloov mus rau cov ntaub ntawv uas tsis yog fusible elastomer.Hla-txuas hluav taws xob ua tau zoo txhim kho cov thermal, mechanical, thiab chemical zog ntawm cov ntaub ntawv rwb thaiv tsev cable.
Raws li lub ntiaj teb kev lag luam hnub ci loj tshaj plaws, lub teb chaws Yelemees tau ntsib txhua yam teeb meem ntsig txog kev xaiv cable.Niaj hnub no nyob rau hauv lub teb chaws Yelemees, ntau tshaj 50% ntawm cov cuab yeej siv rau hnub ci kev siv

HUBER + SUHNER RADOX® cable.

RADOX®: Zoo Zoo

kab.
Cov tsos zoo
RADOX kab:
· Zoo meej cable core concentricity
· Sheath thickness yog uniform
· Cov kab me me · Cable cores tsis concentric
· Loj txoj kab uas hla (40% loj dua RADOX cable txoj kab uas hla)
· Cov thickness tsis sib xws ntawm lub plhaub (ua rau cov kab mob tsis zoo)

Qhov sib txawv
Cov yam ntxwv ntawm photovoltaic cables yog txiav txim los ntawm lawv tshwj xeeb rwb thaiv tsev thiab sheath ntaub ntawv rau cables, uas peb hu ua cross-linked PE.Tom qab irradiation los ntawm irradiation accelerator, cov qauv molecular ntawm cov khoom siv cable yuav hloov, yog li muab nws cov kev ua tau zoo hauv txhua yam.Resistance rau mechanical loads Qhov tseeb, thaum lub sij hawm installation thiab txij nkawm, lub cable yuav raug xa mus rau ntawm lub ntse ntug ntawm lub ru tsev qauv, thiab lub cable yuav tsum tiv taus siab, dabtsi yog khoov, nro, cross-tensile load thiab muaj zog cuam tshuam.Yog tias lub zog ntawm lub tsho cable tsis txaus, lub rwb thaiv tsev cable yuav raug puas tsuaj loj, uas yuav cuam tshuam rau lub neej kev pab cuam ntawm tag nrho cov cable, los yog ua rau muaj teeb meem xws li luv luv Circuit Court, hluav taws kub, thiab kev raug mob ntawm tus kheej.

Kev ua haujlwm tseem ceeb
Kev ua haujlwm hluav taws xob
DC tsis kam
DC tsis kam ntawm cov tub ntxhais conductive tsis ntau dua 5.09Ω / km thaum lub cable tiav ntawm 20 ℃.
2 Immersion voltage xeem
Cov kab tiav (20m) yog raus rau hauv (20 ± 5) ° C dej rau 1h rau 1h thiab tom qab ntawd tsis tawg tom qab 5min voltage xeem (AC 6.5kV lossis DC 15kV)
3 Lub sij hawm ntev DC voltage kuj
Cov qauv yog 5m ntev, muab tso rau hauv (85 ± 2) ℃ distilled dej uas muaj 3% sodium chloride (NaCl) rau (240 ± 2) h, thiab ob qhov kawg yog 30cm saum npoo dej.Ib qho hluav taws xob DC ntawm 0.9 kV yog siv nruab nrab ntawm cov tub ntxhais thiab cov dej (cov tub ntxhais conductive txuas nrog rau qhov zoo electrode, thiab cov dej txuas nrog qhov tsis zoo electrode).Tom qab coj tawm cov qauv, ua tiav qhov ntsuas dej hauv qhov ntsuas hluav taws xob, qhov ntsuas hluav taws xob yog AC 1kV, thiab tsis tas yuav tsum tau tawg.
4 Rwb thaiv tsev tsis kam
Lub rwb thaiv tsev ntawm cov tiav cable ntawm 20 ℃ tsis tsawg dua 1014Ω · cm,
Kev rwb thaiv tsev ntawm cov khoom tiav ntawm 90 ° C tsis tsawg dua 1011Ω · cm.
5 Sheath nto kuj
Qhov kev tiv thaiv nto ntawm lub tiav cable sheath yuav tsum tsis txhob tsawg dua 109Ω.

 

Kev xeem ua haujlwm
1. Kev ntsuas kub siab (GB / T 2951.31-2008)
Kub (140 ± 3) ℃, lub sij hawm 240min, k = 0.6, qhov tob ntawm indentation tsis tshaj 50% ntawm tag nrho cov thickness ntawm rwb thaiv tsev thiab sheath.Thiab nqa ntawm AC6.5kV, 5min voltage test, yuav tsum tsis txhob tawg.
2 Damp kub kuaj
Cov qauv muab tso rau hauv ib puag ncig nrog qhov kub ntawm 90 ° C thiab cov av noo ntawm 85% rau 1000 teev.Tom qab txias rau hauv chav tsev kub, qhov hloov pauv ntawm lub zog tensile tsawg dua los yog sib npaug rau -30%, thiab qhov hloov pauv ntawm elongation ntawm qhov tawg yog tsawg dua lossis sib npaug li -30%.
3 Acid thiab alkali tov test (GB / T 2951.21-2008)
Ob pawg ntawm cov qauv tau muab tso rau hauv ib qho oxalic acid tov nrog ib tug concentration ntawm 45g / L thiab sodium hydroxide tov nrog ib tug concentration ntawm 40g / L ntawm ib tug kub ntawm 23 ° C thiab ib lub sij hawm ntawm 168h.Piv nrog rau ua ntej immersion tov, qhov hloov pauv ntawm tensile lub zog yog ≤ ± 30%, elongation ntawm so ≥100%.
4 Kev ntsuam xyuas Compatibility
Tom qab lub cable muaj hnub nyoog ntawm 7 × 24h, (135 ± 2) ℃, qhov kev hloov pauv ntawm tensile lub zog ua ntej thiab tom qab rwb thaiv tsev laus yog tsawg dua lossis sib npaug li 30%, qhov hloov pauv ntawm elongation ntawm kev tawg yog tsawg dua lossis sib npaug. 30% yog ';-30%, qhov hloov pauv ntawm elongation ntawm break≤ ± 30%.
5 Kev ntsuas kub qis (8.5 hauv GB / T 2951.14-2008)
Txias kub -40 ℃, lub sij hawm 16h, poob yuag 1000g, cuam tshuam thaiv pawg 200g, poob siab 100 hli, tawg yuav tsum tsis txhob pom ntawm qhov chaw.
6 Kev ntsuas kub qis qis (8.2 hauv GB / T 2951.14-2008)
Cov cua txias (-40 ± 2) ℃, lub sijhawm 16h, txoj kab uas hla ntawm cov pas ntsuas ntsuas yog 4 mus rau 5 npaug ntawm txoj kab nruab nrab ntawm lub cable, nyob ib ncig ntawm 3 mus rau 4 lem, tom qab kev sim, yuav tsum tsis muaj qhov pom ntawm lub tsho. nto.
7 Ozone resistance test
Qhov ntev ntawm cov qauv yog 20 cm, thiab muab tso rau hauv lub nkoj kom qhuav rau 16 teev.Txoj kab uas hla ntawm cov pas ntsuas ntsuas siv hauv qhov kev sim khoov yog (2 ± 0.1) zaug ntawm txoj kab uas hla sab nraud.Kuaj lub thawv: kub (40 ± 2) ℃, txheeb ze av noo (55 ± 5)%, ozone concentration (200 ± 50) × 10-6%, Cua ntws: 0.2 txog 0.5 npaug ntawm qhov ntsuas chamber ntim / min.Cov qauv muab tso rau hauv lub thawv kuaj rau 72h.Tom qab kev sim, tsis muaj kab nrib pleb yuav tsum pom nyob rau saum npoo ntawm lub plhaub.
8 Huab cua tiv thaiv / UV kuaj
Txhua lub voj voog: dej txau rau 18 feeb, xenon teeb kom qhuav rau 102 feeb, kub (65 ± 3) ℃, txheeb ze av noo 65%, lub zog tsawg kawg nkaus nyob rau hauv wavelength 300-400nm: (60 ± 2) W / m2.Qhov ntsuas flexural ntawm chav tsev kub yog ua tom qab 720h.Txoj kab uas hla ntawm tus pas ntsuas ntsuas yog 4 mus rau 5 npaug ntawm txoj kab uas hla sab nraud.Tom qab kev sim, tsis muaj qhov tawg yuav tsum pom ntawm lub tsho nto.
9 Dynamic penetration test
Nyob rau hauv chav tsev kub, qhov kev txiav ceev yog 1N / s, tus naj npawb ntawm cov kev xeem txiav: 4 zaug, txhua zaus qhov kev xeem txuas ntxiv, cov qauv yuav tsum tau txav mus rau pem hauv ntej los ntawm 25mm, thiab tig clockwise los ntawm 90 °.Sau lub zog nkag mus F thaum lub sijhawm sib cuag ntawm lub caij nplooj ntoos hlav steel koob thiab tooj liab hlau, thiab qhov nruab nrab tus nqi tau txais yog ≥150 · Dn1 / 2 N (4mm2 seem Dn = 2.5mm)
10 Resistance rau dents
Siv peb ntu ntawm cov qauv, txhua ntu yog sib cais los ntawm 25mm, thiab tag nrho ntawm 4 indentations yog ua los ntawm kev sib hloov ntawm 90 °.Qhov tob indentation yog 0.05mm thiab yog perpendicular rau tooj liab hlau.Peb ntu ntawm cov qauv tau muab tso rau hauv chav kuaj ntawm -15 ° C, chav tsev kub, thiab + 85 ° C rau 3 teev, thiab tom qab ntawd raug mob ntawm mandrels hauv lawv cov chav kuaj.Txoj kab uas hla ntawm lub mandrel yog (3 ± 0.3) lub sij hawm qhov tsawg kawg nkaus txoj kab uas hla ntawm lub cable.Tsawg kawg ib tus qhab nia rau txhua tus qauv yog nyob sab nraud.Ua AC0.3kV dej immersion voltage xeem yam tsis muaj kev puas tsuaj.
11 Sheath heat shrink test (11 in GB / T 2951.13-2008)
Cov qauv raug txiav kom ntev L1 = 300mm, muab tso rau hauv qhov cub ntawm 120 ° C rau 1h, tom qab ntawd coj tawm mus rau chav sov kom txias, rov ua qhov cua txias thiab cua sov 5 zaug, thiab thaum kawg txias rau chav sov, xav tau cov qauv rau muaj thermal contraction tus nqi ntawm ≤2%.
12 Vertical burning test
Tom qab cov kab tiav lawm muab tso rau ntawm (60 ± 2) ℃ rau 4h, qhov ntsuas hluav taws xob ntsug tau teev tseg hauv GB / T 18380.12-2008 yog ua.
13 Halogen cov ntsiab lus kuaj
PH thiab conductivity
Qauv tso kawm: 16h, kub (21 ~ 25) ℃, av noo (45 ~ 55)%.Ob qho piv txwv, txhua (1000 ± 5) mg, tawg rau hauv cov lus hauv qab 0.1 mg.Cua ntws tus nqi (0.0157 · D2) l · h-1 ± 10%, qhov kev ncua deb ntawm lub combustion nkoj thiab ntug ntawm lub cub tawg cua sov cheeb tsam zoo ≥300mm, qhov kub ntawm lub combustion nkoj yuav tsum ≥935 ℃, 300m deb ntawm Lub nkoj combustion (nyob rau hauv cov kev taw qhia ntawm huab cua ntws) Qhov kub yuav tsum yog ≥900 ℃.
Cov roj uas tsim los ntawm cov qauv kuaj yog sau los ntawm lub raj mis ntxuav roj uas muaj 450 ml (PH tus nqi 6.5 ± 1.0; conductivity ≤ 0.5 μS / mm) ntawm cov dej distilled.Test lub sij hawm: 30 min.Qhov yuav tsum tau muaj: PH≥4.3;conductivity ≤10μS / hli

Cov ntsiab lus ntawm cov ntsiab lus tseem ceeb
Cl thiab Br cov ntsiab lus
Qauv tso kawm: 16h, kub (21 ~ 25) ℃, av noo (45 ~ 55)%.Ob qho piv txwv, txhua (500-1000) mg, crushed rau 0.1 mg.
Cua ntws tus nqi (0.0157 · D2) l · h-1 ± 10%, tus qauv yog rhuab uniformly rau 40min mus rau (800 ± 10) ℃, thiab tuav rau 20min.
Cov roj uas tsim los ntawm cov qauv kuaj yog kos los ntawm lub raj mis ntxuav roj uas muaj 220ml / 0.1M sodium hydroxide tov;Cov kua ntawm ob lub raj mis ntxuav yog txhaj rau hauv lub raj mis ntsuas, thiab lub raj mis ntxuav roj thiab nws cov khoom siv tau ntxuav nrog dej distilled thiab txhaj rau hauv lub raj mis ntsuas 1000ml, tom qab txias rau chav tsev kub, siv lub raj xa dej kom ntws 200ml. kuaj cov tshuaj rau hauv lub khob ntsuas, ntxiv 4ml ntawm concentrated nitric acid, 20ml ntawm 0.1M nyiaj nitrate, 3ml ntawm nitrobenzene, ces do kom txog thaum dawb floc deposits;Ntxiv 40% ammonium sulfate Cov kua aqueous thiab ob peb tee ntawm nitric acid tov tag nrho, nplawm nrog ib tug sib nqus stirrer, thiab cov tshuaj tau titrated los ntawm kev ntxiv ammonium bisulfate.
Qhov yuav tsum tau muaj: Tus nqi nruab nrab ntawm qhov ntsuas qhov ntsuas ntawm ob qhov qauv: HCL≤0.5%;HBr≤0.5%;
Qhov ntsuas tus nqi ntawm txhua tus qauv ≤ qhov nruab nrab ntawm qhov ntsuas qhov ntsuas ntawm ob qhov qauv ± 10%.
F cov ntsiab lus
Muab 25-30 mg ntawm cov khoom coj mus rau hauv 1 L oxygen thawv, poob 2 mus rau 3 tee ntawm alkanol, thiab ntxiv 5 ml ntawm 0.5 M sodium hydroxide tov.Cia cov qauv hlawv tawm thiab ncuav cov seem rau hauv 50ml ntsuas khob nrog me ntsis yaug.
Sib tov 5ml ntawm cov tshuaj tsis haum rau hauv cov qauv tshuaj thiab yaug cov tshuaj, thiab ncav cuag lub cim.Kos lub calibration nkhaus, tau txais cov fluorine concentration ntawm cov qauv tov, thiab tau cov feem pua ​​ntawm fluorine nyob rau hauv cov qauv los ntawm kev xam.
Kev xav tau: ≤0.1%.
14 Mechanical zog ntawm rwb thaiv tsev thiab sheath ntaub ntawv
Ua ntej kev laus, lub zog tensile ntawm rwb thaiv tsev yog ≥6.5N / mm2, lub elongation ntawm so yog ≥125%, lub tensile lub zog ntawm lub sheath yog ≥8.0N / mm2, thiab lub elongation ntawm so yog ≥125%.
Tom qab (150 ± 2) ℃, 7 × 24h kev laus, kev hloov pauv ntawm lub zog tensile ua ntej thiab tom qab kev laus ntawm rwb thaiv tsev thiab sheath ≤-30%, thiab qhov hloov pauv ntawm kev tawg elongation ua ntej thiab tom qab kev laus ntawm rwb thaiv tsev thiab sheath ≤-30 %.
15 Thermal Extension Test
Nyob rau hauv lub load ntawm 20N / cm2, tom qab cov qauv raug mus rau ib tug thermal extension xeem ntawm (200 ± 3) ℃ rau 15 feeb, tus nqi nruab nrab ntawm lub elongation ntawm rwb thaiv tsev thiab sheath yuav tsum tsis txhob ntau tshaj 100%.Cov khoom xeem raug muab tshem tawm ntawm qhov cub thiab txias kom pom qhov kev ncua deb ntawm cov kab Qhov nruab nrab tus nqi ntawm qhov nce ntawm feem pua ​​​​ntawm qhov kev ncua deb ua ntej qhov ntsuas qhov cub yuav tsum tsis txhob ntau tshaj 25%.
16 Thermal lub neej
Raws li EN 60216-1 thiab EN60216-2 Arrhenius nkhaus, qhov ntsuas kub yog 120 ℃.Lub sijhawm 5000h.Kev tuav tus nqi ntawm rwb thaiv tsev thiab sheath elongation ntawm tawg: ≥50%.Tom qab ntawd, kev ntsuas khoov ntawm chav tsev kub tau ua.Txoj kab uas hla ntawm tus pas ntsuas ntsuas yog ob zaug ntawm txoj kab uas hla sab nraud.Tom qab kev sim, tsis muaj qhov tawg yuav tsum pom ntawm lub tsho nto.Yuav tsum muaj lub neej: 25 xyoo.

Kev xaiv cable
Cov cables siv nyob rau hauv qhov tsawg-voltage DC kis tau tus mob ib feem ntawm lub hnub ci photovoltaic fais fab tuag system muaj cov kev cai sib txawv rau kev sib txuas ntawm cov khoom sib txawv vim hais tias ntawm kev siv sib txawv thiab cov kev cai.Tag nrho cov ntsiab lus yuav tsum tau xav txog yog: cov rwb thaiv tsev kev ua tau zoo ntawm cov kab hluav taws xob, hluav taws xob tiv thaiv hluav taws xob thiab hluav taws xob hluav taws xob koom nrog kev laus kev ua haujlwm thiab cov kab hluav taws xob txoj kab uas hla.Cov kev cai tshwj xeeb yog raws li hauv qab no:
1. Kev sib txuas cable ntawm lub hnub ci cell module thiab cov module feem ntau ncaj qha txuas nrog cov kev sib txuas cable txuas nrog lub module junction box.Thaum qhov ntev tsis txaus, ib qho tshwj xeeb extension cable kuj siv tau.Raws li lub zog sib txawv ntawm cov khoom siv, hom kev sib txuas no muaj peb qhov tshwj xeeb xws li 2.5m㎡, 4.0m㎡, 6.0m㎡ thiab lwm yam.Hom kev sib txuas no siv ob txheej txheej rwb thaiv tsev, uas muaj kev tiv thaiv ultraviolet, dej, ozone, acid, ntsev yaig peev xwm, muaj peev xwm zoo heev rau huab cua thiab hnav tsis kam.
2. Kev sib txuas ntawm lub roj teeb thiab lub inverter yuav tsum tau siv ntau txoj hlua hloov pauv uas tau dhau los ntawm UL xeem thiab txuas nrog ze li sai tau.Xaiv cov cables luv thiab tuab tuaj yeem txo qhov kev poob, txhim kho kev ua haujlwm, thiab txhim kho kev ntseeg tau.
3. Kev sib txuas ntawm cov kab hluav taws xob ntawm lub roj teeb square array thiab cov maub los lossis DC junction box kuj yuav tsum tau siv ntau txoj hlua khi hlua khi uas dhau qhov kev xeem UL.Cov kev qhia tshwj xeeb ntawm cheeb tsam hla yog txiav txim siab raws li qhov siab tshaj plaws tam sim no tso tawm los ntawm cov square array.
Qhov chaw hla ntawm DC cable yog txiav txim siab raws li cov hauv qab no: kev sib txuas ntawm lub hnub ci cell module thiab module, qhov txuas txuas ntawm lub roj teeb thiab lub roj teeb, thiab cov cable txuas rau AC load.1.25 npaug ntawm tam sim no;Kev sib txuas ntawm cov kab hluav taws xob ntawm cov square array ntawm lub hnub ci hlwb thiab kev sib txuas ntawm cov roj teeb cia (pab pawg) thiab cov inverter, qhov ntsuas tam sim no ntawm cov cable feem ntau yog 1.5 npaug ntawm qhov siab tshaj plaws ua haujlwm tam sim no ntawm txhua lub cable.
Export ntawv pov thawj
Lub photovoltaic cable txhawb nqa lwm cov photovoltaic modules raug xa tawm mus rau Tebchaws Europe, thiab cov cable yuav tsum ua raws li TUV MARK daim ntawv pov thawj los ntawm TUV Rheinland ntawm lub teb chaws Yelemees.Thaum kawg ntawm 2012, TUV Rheinland Lub teb chaws Yelemees tau tshaj tawm cov qauv tshiab txhawb nqa photovoltaic modules, ib leeg-core xov hlau nrog DC 1.5KV thiab ntau cov tub ntxhais xov hlau nrog photovoltaic AC.
Xov Xwm ②: Taw qhia txog kev siv cov cables thiab cov khoom siv feem ntau siv nyob rau hauv lub hnub ci photovoltaic fais fab chaw nres tsheb.

Ntxiv nrog rau cov khoom siv tseem ceeb, xws li photovoltaic modules, inverter, thiab step-up transformers, thaum lub sij hawm tsim kho lub hnub ci photovoltaic fais fab chaw nres tsheb, cov khoom txhawb kev txuas nrog photovoltaic cable cov ntaub ntawv muaj tag nrho cov txiaj ntsig, kev nyab xeeb kev ua haujlwm, thiab kev ua haujlwm siab ntawm photovoltaic fais fab nroj tsuag. .Nrog rau lub luag haujlwm tseem ceeb, Lub Zog Tshiab hauv qhov loj me hauv qab no yuav muab cov ncauj lus qhia ntxaws txog kev siv thiab ib puag ncig ntawm cov cables thiab cov khoom siv feem ntau siv hauv hnub ci photovoltaic fais fab nroj tsuag.

Raws li qhov system ntawm lub hnub ci photovoltaic fais fab chaw nres tsheb, cables tuaj yeem muab faib ua DC cables thiab AC cables.
1. DC cable
(1) Serial cables ntawm cov khoom.
(2) Parallel cables ntawm cov hlua thiab nruab nrab ntawm cov hlua thiab DC faib lub thawv (combiner box).
(3) Lub cable nruab nrab ntawm DC faib lub thawv thiab lub inverter.
Cov kab hluav taws xob saum toj no yog tag nrho cov DC cables, uas tau muab tso rau sab nraum zoov thiab yuav tsum tau tiv thaiv los ntawm ya raws, raug tshav ntuj, txias, kub, thiab ultraviolet rays.Hauv qee qhov chaw tshwj xeeb, lawv kuj yuav tsum tau tiv thaiv cov tshuaj xws li acids thiab alkalis.
2. AC cable
(1) Kev sib txuas cable los ntawm inverter mus rau kauj ruam-up transformer.
(2) Cov kab txuas txuas los ntawm cov kauj ruam-up transformer mus rau lub zog faib khoom.
(3) Cov kab txuas txuas los ntawm cov khoom siv hluav taws xob xa mus rau lub zog hluav taws xob lossis cov neeg siv.
Ib feem ntawm cov cable no yog AC load cable, thiab ib puag ncig sab hauv tsev yog nteg ntau dua, uas tuaj yeem xaiv raws li qhov kev xaiv ntawm lub zog hluav taws xob.
3. Photovoltaic tshwj xeeb cable
Ib tug loj tus naj npawb ntawm DC cables nyob rau hauv photovoltaic fais fab nroj tsuag yuav tsum tau muab tso rau sab nraum zoov, thiab ib puag ncig tej yam kev mob yog hnyav.Cov ntaub ntawv cable yuav tsum raug txiav txim siab raws li kev tiv thaiv rau ultraviolet rays, ozone, kub hloov pauv, thiab tshuaj yaig.Kev siv lub sij hawm ntev ntawm cov khoom siv hluav taws xob zoo tib yam hauv ib puag ncig no yuav ua rau cov kab hluav taws xob tsis zoo thiab tuaj yeem ua rau cov kab hluav taws xob tawg.Cov xwm txheej no yuav cuam tshuam ncaj qha rau cable system, thiab tseem ua rau muaj kev pheej hmoo ntawm cable luv luv.Nyob rau hauv nruab nrab thiab ntev, qhov muaj peev xwm ntawm hluav taws kub lossis kev raug mob ntawm tus kheej kuj yog siab dua, uas cuam tshuam rau lub neej kev pab cuam ntawm lub cev.
4. Cable conductor khoom
Feem ntau, DC cables siv nyob rau hauv photovoltaic fais fab nroj tsuag ua haujlwm sab nraum zoov ntev.Vim muaj kev txwv ntawm kev tsim kho, cov connectors feem ntau yog siv rau kev sib txuas cable.Cable conductor cov ntaub ntawv tuaj yeem muab faib ua tooj liab thiab txhuas core.
5. Cable rwb thaiv tsev sheath khoom
Thaum lub sij hawm kev teeb tsa, kev ua haujlwm thiab kev saib xyuas ntawm cov chaw tsim hluav taws xob photovoltaic, cov kab hluav taws xob yuav raug xa mus rau hauv cov av hauv qab hauv av, hauv cov nroj tsuag thiab cov pob zeb, ntawm cov npoo ntse ntawm lub ru tsev, lossis raug rau saum huab cua.Cov cables tuaj yeem tiv taus ntau lub zog sab nraud.Yog tias lub tsho cable tsis muaj zog txaus, lub rwb thaiv tsev cable yuav raug puas tsuaj, uas yuav cuam tshuam rau lub neej kev pab cuam ntawm tag nrho cov cable, los yog ua rau muaj teeb meem xws li luv luv Circuit Court, hluav taws kub, thiab kev raug mob ntawm tus kheej.

 

Dongguan Slocable Photovoltaic Technology Co., Ltd.

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E-mail:pv@slocable.com.cn

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