Kyakkyawan ingancin hoto{0}PV Cableƙananan ɓangaren tsarin hasken rana ne wanda ya fi ƙarfin tasiri akan aikin rayuwa, aminci da ROI. Zaɓin madaidaicin kebul na PV - madugu, insulation, da masu haɗawa - yana rage asarar wuta, yana hana gazawa kuma yana taimakawa saduwa da lambobi (NEC/IEC/UL). Wannan jagorar yana amsa tambayoyi takwas da aka fi sani da masu siye, masu zanen kaya da masu sakawa suke yi, kuma yana ba da lissafin sayayya mai amfani.
Menene ainihin " igiyoyin PV " kuma ta yaya suka bambanta da wayar lantarki ta yau da kullum?
Wayoyin PV guda ɗaya ne -konductor, hasken rana{1}}wayoyi masu juriya waɗanda aka yi don haɗa haɗin PV modules da gefen DC na tsarin PV. Yawanci suna amfani da daskararru, madaidaicin madugu na tagulla da ƙetare{3}} polyolefin mai haɗin gwiwa (XLPO/XPLE) ko wani rufin UV/zafi{4}. Ana ƙididdige igiyoyin PV don ci gaba da yanayin zafi, kai tsaye{6} bayyanar hasken rana, da dogayen kaddarorin a waje - kaddarorin da ba a buƙata don na'urorin haɗin ginin. Matsayi kamarSaukewa: IEC62930kumaFarashin 4703ayyana gini da buƙatun gwaji don kebul na PV.
Wadanne ma'auni da takaddun shaida zan buƙaci lokacin siyan kebul na PV?
Ana buƙatar igiyoyi masu dacewa da ƙa'idodin PV na yanzu da alamun gwaji na ɓangare na uku:
Saukewa: IEC62930(Mizanin kebul na PV na duniya) - ana amfani da shi sosai a wajen Amurka don ƙimantan igiyoyi 1.5kV DC. gidan yanar gizo.iec.ch
EN 50618(Turai) - yana ƙayyade halogen{1}}free, UV{2}} igiyoyin PV masu juriya. UL Solutions
Farashin 4703(US) - mizanin waya na hoto, yana rufe ƙimar zafin jiki da ƙarfin lantarki da juriyar hasken rana. UL Standards Store
Duba kumaSolar Photovoltaic Cable Maƙeranrahotannin gwaji, harshen harshen wuta{0}}sakamakon tsufa/RT/UV, da bayanan tantance masu kaya. Na uku -Takaddun shaida yana rage haɗarin gazawar farko.
Ta yaya zan iya girman igiyoyin PV (AWG/mm²) - wadanne abubuwa ne ke da mahimmanci?
Girman kebul yana daidaita ma'auni guda uku: rashin ƙarfi (ƙarfin halin yanzu), raguwar ƙarfin lantarki, da ƙuntataccen injin / shigarwa. Yi amfani daya fi girmamadugu da ake buƙata ta rashin ƙarfi ko ƙarfin lantarki - sauke dokokin. Mahimman abubuwa: matsakaicin kirtani na yanzu (ko shigar da inverter na yanzu), wutar lantarki tsarin tsarin DC, ƙimar zafin mai gudanarwa, tsayin gudu (yana rinjayar raguwar ƙarfin lantarki), da yanayin yanayin yanayi (ƙasasshen rashin ƙarfi). Dakunan gwaje-gwaje na ƙasa da jagorar masana'antu suna jaddada a koyaushe bincika ƙarancin ƙarfi da raguwar ƙarfin lantarki - sannan a yi amfani da babban madugu. Don PV na zama, masu sakawa yawanci suna haɓaka AWG ɗaya don rage raguwar ƙarfin lantarki (misali, AWG 10 → AWG 8).Nasiha mai amfani:Ƙimar ƙasa da ko daidai da 1.5-2% raguwar ƙarfin lantarki akan dogayen tafiyar DC; don dogayen tsararraki masu mahimmanci, sake ƙididdigewa a matsakaicin matsakaicin zafin aiki.
Wane zafin jiki, ƙarfin lantarki da ƙimar muhalli zan buƙaci?
Ƙididdigar ƙima mafi ƙanƙanta sun dogara da lamba da wurin aikin, amma buƙatu na yau da kullun:
Zazzabi:An ƙididdige shi aƙalla90 digirici gaba (yawancin wayoyi na PV an ƙididdige digiri 90-125). UL 4703 yana ƙayyade zaɓuɓɓuka har zuwa digiri 150 don wasu gine-gine. UL Standards Store
Wutar lantarki:Ƙididdiga na gama gari na DC sune600V, 1.0kV da 1.5kV(mafi girma{0}tsarin wutar lantarki suna ƙara zama gama gari). Yi amfani da kebul da aka ƙididdige sama da matsakaicin ƙarfin wutar lantarki na tsarin. webstore.iec.ch{5}}
UV & juriya na yanayi:Dole ne rufin ya zama hasken rana{0}}mai jurewa da UV{1}} tsayayye don rufin rufin, buɗewar gudu da bambance-bambancen binne kai tsaye idan an buƙata. Gwajin gwaji (IEC/EN/UL) don UV da tsufa na thermal
Yaya mahimmancin haɗin haɗin (MC4 da dai sauransu), kuma wadanne matsaloli suke haifarwa?
Masu haɗawa manufa -masu mahimmanci ne. Matakan haɗin da ba su da kyau ko da ba a shigar da su ba su ne babban sanadin gazawar haɗin PV da ƙananan gobara amma mai tsanani. Gwaji masu zaman kansu da farar takarda suna nuna ingancin haɗin haɗin, ƙirar lamba da aikin aiki mai ƙarfi yana tasiri amintacce. Yi amfani da ingantattun alamun haɗin haɗin kai, ingantaccen kayan aiki na ƙugi, da duba juzu'i da sakawa. Aiwatar da tsare-tsaren binciken O&M don gano canza launin, dumama, ko shigar ruwa.
Wanne gine-ginen kebul ɗin ya fi dacewa don tsawon rayuwa da ƙarancin kulawa?
Tinned, lallausan madugu na jan karfe(tinning yana rage lalata kuma yana sauƙaƙe ƙarewa). kukacable.com
Ketare{0}} polyolefin mai alaƙa (XLPO/XPLE)ko makamancin UV{0}}tsayayyen, halogen{1}}shafi kyauta don gudu na saman rufin/ fallasa. UL Solutions
Zaɓuɓɓukan jaket guda biyu- ko sama da{1}lokacin da gudu ke ƙarƙashin lalacewa na inji ko binne kai tsaye.
Masana'anta{0}}haɗuwar alade ko riga-kafi{1} na iya rage kurakuran filin. Adadin ma'auni da haɗari: kebul mai rahusa a yau na iya ƙara tsada a cikin maye da lokacin raguwa.
Rana Photovoltaic Cablesƙayyadaddun bayanai
|
abu |
Mafi ƙanƙanci (misali) |
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Matsayin kebul |
IEC 62930 ko UL 4703 (ayyana) webstore.iec.ch{4}} |
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Mai gudanarwa |
Tinned, jan ƙarfe mai sassauƙa (Class 5), misali, 4 mm² / 6 mm² / AWG 8 |
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Insulation |
XLPO, mai jure hasken rana, halogen{0}} kyauta |
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Ƙimar yanayi |
Mafi girma ko daidai da ci gaba da digiri 90 |
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Ƙimar ƙarfin lantarki |
1000-1500 V DC don manyan tsararru; 600V don ƙananan mazaunin |
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Masu haɗawa |
MC4 ko daidai, madaidaicin kebul na giciye -sashe da ƙimar yanayi; alamar tabbatarwa |
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Ana buƙatar gwaje-gwaje |
UV tsufa, zafin zafi, harshen wuta, jiƙan ruwa, takaddun shaida na ɓangare na uku-. UL Solutions |
menene zan haɗa a cikin bayanan siyan da PO?
Sunan aikin, wuri, matsakaicin ƙarfin wutar lantarki na tsarin DC, da max ɗin kirtani da ake tsammanin yanzu.
- Nau'in kebul & daidaitaccen: Saukewa: IEC62930koFarashin 4703mai yarda (bayyana wanne). webstore.iec.ch{3}}
- Mai gudanarwa:Tagulla maɗaɗɗen tinned, ƙayyadadden mm² ko AWG (misali, 6 mm² / AWG 10), ajin zare. kukacable.com
- Insulation:XLPO/XPLE, halogen - kyauta idan an buƙata, mai jure hasken rana, ƙimar zafi (Mafi girma ko daidai da digiri 90). UL Solutions
- Ƙimar wutar lantarki:Mafi girma ko daidai da tsarin max (600V, 1 kV ko 1.5 kV kamar yadda ya dace). webstore.iec.ch{6}}
- Kashewa:masana'anta pigtails ko hanyar ƙarewar filin; ƙayyadaddun kayan aikin crimp da ƙimar juzu'i.
- Gwaji/tabbaci:sun haɗa da takaddun shaida na ɓangare na uku da ake buƙata - da rahoton gwajin gwaji (UV, thermal, harshen wuta, feshin gishiri idan bakin teku). UL Solutions
Garanti da samfurin spool bayarwa kafin cikakken jigilar kaya.
Tuntube Mu Don Umarnin Jumla
Muna da takaddun shaida daga ƙungiyoyin da aka sani a duniya kamar ISO, UL, da IEC. Jumlar Solar Photovoltaic Cable Price, Mu OEM & ODM Sabis. Samar da ƙididdiga na fitarwa.Tuntube mu
Hakanan gani
- XLPE/XLPO Solar Wire PV1-F Dc Solar PV Cable
- Dc Solar Pv Cable Solar Cable 4mm 6mm
- Yadda Ake Zaɓan Kebul ɗin Wuta Mai Kyau Don Tsarin Makamashin Rana Naku
Magana
IEC 62930: {{1} Wutar lantarki don tsarin hotovoltaic. Hukumar Fasaha ta Duniya. gidan yanar gizo.iec.ch
Maudu'in UL {0} Waya ta Hoto. UL / UL Takaitaccen Matsayi. UL Standards Store
NREL - Photovoltaic (PV) Jagorar Magana Mai Sauri (PDF na fasaha, girman waya & jagorar ba da izini). NREL Docs
Farar takarda PVEL / Kiwa - Jagorar aminci don masu haɗin PV na hasken rana (amincin haɗin haɗin, gazawa da mafi kyawun ayyuka). pvel.com
TS EN 50618 Gwajin masana'antu & takaddun bayanan masana'anta - bayyani daga UL da albarkatun masana'anta waɗanda ke kwatanta gine-ginen UV/halogen{2} kyauta da gwaji. UL Solutions