Ịhọrọ nke ziri eziike eriribụ otu n'ime usoro kachasị mkpa n'iwulite usoro ike anyanwụ dị mma ma dị mma. Ogo USB ziri ezi, ọkwa na akụrụngwa na-emetụta arụmọrụ sistemu, mfu ume, yana ogologo oge ntụkwasị obi{{1}. N'iji ọtụtụ ụkpụrụ na nhọrọ PV USB dị, ịghọta ihe ị ga-achọ na-enyere gị aka izere mmejọ dị oke ọnụ. Ntuziaka a na-akọwa otu esi ahọrọ eriri kacha mma site na iji data bara uru{4}} akwadoro.
Kedu ụdị eriri a na-eji na sistemụ anyanwụ na nke ka m chọrọ?
Sistemu anyanwụ na-eji eriri fotovoltaic pụrụ iche (PV) n'akụkụ DC yana eriri AC {{0} nwere akara n'akụkụ ntụgharị/mmepụta. Ụdị eriri PV ndị a na-ahụkarị gụnyere PV1-F (a na-akpọkwa waya PV ma ọ bụ eriri anyanwụ) na eriri ndị emere na nkọwapụta IEC 62930 / EN 50618. Ndị a bụ eriri mkpuchi mkpuchi ejikọta - ejikọtara emebere maka mkpughe UV dị n'èzí, okpomọkụ dị elu, yana ogologo oge{8}}mịka igwe/kemịkalụ - akụrụngwa ụlọ nkịtị nwere ike ọ gaghị enye. Jiri eriri PV{11}}pụtara maka modul{12}}iji {13}}ngwakọta na eriri{14}}na-agbakọta ọsọ; jiri ndị nduzi AC nwere akara nke ọma ma emechaa inverter.
Kedu otu m ga-esi họrọ nha onye nduzi ziri ezi (AWG / mm²)?
Họrọ nha onye nduzi site na ịlele ihe mgbochi abụọ:ampacity (ikike ibu ugbu a)naọdịda voltaji.
Ampacity: Ndị na-eduzi nha ka ijikwa ma ọ dịkarịa ala 125% nke eriri PV kacha na-aga n'ihu ugbu a (ntụziaka NEC maka sekit PV), ma tinye ihe ndozi mpaghara maka okpomọkụ na nchịkọta. Nke a na-egbochi ikpo oke ọkụ na izute koodu. Enkonn Solar
Mbelata voltaji: Maka ogologo oge DC na-agba ọsọ, ọdịda voltaji na-akpata ọnwụ ike n'ezie (yana mfu nke arụmọrụ sistemụ). Ndị na-emepụta ihe na-amachikarị ọdịda voltaji DC ka ọ bụrụ obere pasent (dịka, 1–3%). Jiri voltaji anyanwụ{6}}dobe mgbako ma ọ bụ USB{7}}ngwaọrụ nha nha iji tụnyere nhọrọ AWG/mm² megide ma enweghị ike yana iwu dobe. Igwe anaghị agba nchara{9}}Iwu ngwa ngwa -nke- mkpịsị aka (ọ bụghị ihe ngbanwe maka ngụkọ): maka ụzọ eriri dị mkpụmkpụ (<10 m) on 12–24 V systems, use thicker cable; on typical 48–600 V PV strings, #10–#6 AWG (6–10 mm² range) is commonly used depending on current and run length - always confirm with a specific calculation and local code.
Zụrụ site naOnye nrụpụta sistemu anwụ, rịọ akwụkwọ data na ogbe traceability, ma debe ndekọ maka akwụkwọ ikike/nyocha.
Kedu okpomọkụ, UV, na ọkwa voltaji dị mkpa?
Okpomọkụ onye na-eduzi na-aga n'ihu na-aga n'ihu na ma ọ bụ karịa ogo 90 (ọtụtụ eriri PV ka akara maka ogo 90 ma ọ bụ karịa).
UV eguzogide na ìhè anyanwụ{0}}jakịta gosiri maka ọsọ elu ụlọ ekpughere (ụdị PV1-F / EN 50618 / IEC 62930).
Ogo voltaji karịrị voltaji na-arụ ọrụ sistemụ gị - eriri PV ọgbara ọhụrụ ka a na-enyekarị ihe ruru 1.5 kV DC maka ọrụ na usoro azụmahịa (IEC 62930 na-ekpuchi ruo 1.5 kV). Ụlọ ahịa Weebụ IEC{5}
Iji eriri na-enwechaghị okpomọkụ, UV, ma ọ bụ voltaji ọkwa n'ihe egwu nwere ike ịka nká, ndakpọ mkpuchi na mmebi koodu.
Kedu maka njikọ - MC4 na ndakọrịta?
Jiri ụlọ ọrụ {{0}ọkọlọtọ, UV{1}} ndị njikọ PV kwadoro (MC4 ma ọ bụ njikọ njikọ dakọtara) maka modul -ka-modul na modul{5}}iji-duo njikọ. Gbaa mbọ hụ na a kwadoro njikọ nke ọma maka nlele eriri USB ị họọrọ ma bụrụ ezigbo (njikọ adịgboroja nwere ike ime ka kọntaktị adịghị mma, ikpo oke ọkụ, ma ọ bụ ntinye mmiri). Soro torque na strain nke onye na-emepụta njikọ njikọ -ntụziaka enyemaka wee chekwaa eriri n'ime ~20 mm nke buut njikọ iji chebe onye nduzi.
kwesịrị iji ọla kọpa tinned, eriri eriri ma ọ bụ ndị nduzi siri ike?
ọla kọpa nwere agba agba agbaa na-atụ aro ya maka eriri PV n'ihi na ịgbanye tin na-ebelata corrosion (dị mkpa na mpaghara iru mmiri / osimiri) na ndị na-eduzi eriri na-enye mgbanwe maka ntụgharị na njikọ. Ndị nduzi siri ike bụ ihe a na-adịghị ahụkebe maka wiwi modul PV n'ihi na ọ na-esiri ha ike ịgafe ma na-enwekarị ike imebi na ọnọdụ ịma jijiji/mgbanwe. Ọtụtụ eriri PV{2} akọwapụtara na-abịa nwere ihe ntụzịaka ọla kọpa nwere agba nke nwere agba nwere agba.
Kedu ka koodu na ụkpụrụ si emetụta ihe m na-azụta?
Koodu eletriki mpaghara (dịka ọmụmaatụ, NEC na US, IEC/EN n'ọtụtụ mba ndị ọzọ) nyere iwu enweghị ike iduzi onye na-eduzi, nchebe na-agafe agafe, oke voltaji, ọkwa okpomọkụ, ụzọ ntinye, na nkwenye njikọ. Dịka ọmụmaatụ, NEC (Nkeji edemede 690) nwere ihe ndị a chọrọ maka nhazi sekit PV na oke voltaji usoro; na Europe na ọtụtụ ahịa zuru ụwa ọnụ, IEC 62930 na EN 50618 ezipụta PV cable iwu na ule. Zụrụ eriri nwere asambodo dị mkpa (UL 4703, TÜV, EN 50618, IEC 62930) iji mee ka nnabata nyocha dị mfe na ntụkwasị obi ogologo oge{{12}.
Otu esi amata otu esi ahọrọ eriri ọkụ ziri ezi maka sistemụ ike anyanwụ gị?
Jshcable Otu esi ahọrọ eriri ọkụ ziri ezi maka ndị nrụpụta sistemụ ike anyanwụ gị? Anyị nwere asambodo sitere na otu ndị ama ama n'ụwa niile dịka ISO, UL na IEC. N'ogbe Solar Systems Supplier Price, Anyị OEM & ODM Ọrụ. Nye nhota mbupu.Kpọtụrụ anyị
Hụkwa
Ntụaka
IEC 62930: 2017 - eriri maka ojiji n'akụkụ DC nke sistemu fotovoltaic. IEC
Mpempe akwụkwọ data PRYSMIAN TECSUN PV (PV1-F) na ndetu ngwa. Ụlọ ọrụ Prysmian Corp
Koodu eletriki nke mba (NEC) Nkeji edemede 690 - Sistemụ fotovoltaic anyanwụ (PV) (ihe achọrọ maka nha onye na-eduzi na voltaji sistemu). Enkonn Solar
NREL PV Ntuziaka ntụnye ngwa ngwa / omume kacha mma maka ntinye PV (ichepụta sistemụ, ụzọ wiring, O&M). Akwụkwọ NREL
Mbelata voltaji na ngwaọrụ/nduzi nha (ndị mgbako na ntuziaka bara uru). Unbound Solar