Menene Ya Kamata A Yi La'akari Kafin Siyan Canjin Cire Haɗin PV DC?

A cikin shigarwa na PV, daCanjin cire haɗin DCkamar jakar iska ce a cikin mota.Ma'auni na IEC 60364-7-712 yana buƙatar amfani da na'urorin cire haɗin PV DC tsakanin PV array da inverter.Slocable DC na cire haɗin maɓalli an tsara su musamman don cire haɗin DC/AC inverters daga tsarin hasken rana.Muna ba da na'urorin cire haɗin PV don ƙarfin lantarki har zuwa 1500 V DC.Ana iya amfani da su don ƙirƙirar wuraren sauyawa masu zaman kansu kamar yadda VDE 6012 ta buƙata, alal misali, don ba da izinin cire haɗin na'urar inverter masu lahani.Duk masu cire haɗin wutar lantarki na DC akan sanduna biyu kuma sun dace da tsarin da aka gano.

Gidan maɓalli na cire haɗin PV yana shirye don shigarwa kuma yana ba da aiki na yanzu na 30 A a 1000 V/1500 V DC.Akwai a cikin igiyoyi biyu da huɗu da kuma nau'ikan masu haɗawa na gama gari guda biyu don haɗin.MC4 ko metric na USB glands suna ba da damar haɗin kai mai santsi cikin ra'ayoyin tsarin daban-daban.Wurin cire haɗin haɗin DC yana da aji na kariya IP66 don haka ya dace da shigarwa na waje.Ayyukan kullewa yana ba da kariya yayin sabis da kulawa.Matsakaicin ramuwa na matsin lamba yana hana natsewa daga tattarawa don haka yana hana gazawar saboda walƙiya.

Menene Ya Kamata A Yi La'akari Kafin Siyan Canjawar Cire Haɗin PV?

1. Wane nau'i kuke buƙata?

Kuna buƙatar yin la'akari da nau'in sauyawar cire haɗin PV da ake buƙata, misali don fahimtar bukatun ku.Slocable yana da na'urorin cire haɗin haɗin kai daga DC 1000V zuwa 1500V.Idan kuna son ingantaccen bayani, za mu iya samar da maɓallan cire haɗin PV don 600V, 800V, 1000V, 1200V ko 1500V.

2. Voltage da Yanzu

Idan kana son shigar da maɓallin cire haɗin DC, dole ne ka yi girman girman lambobin sadarwarsa don tabbatar da cewa zai iya ɗaukar wutar da ake watsawa ta hanyar grid ɗinsa.

Idan kuna buƙatar igiyoyin ruwa masu tsayi, kuna buƙatar ƙarin lambobi masu mahimmanci don tallafa musu don guje wa zazzaɓi na tsarin lantarki.Maɓallin cire haɗin PV ɗin mu mai Slocable yana daga 1000V, 1200V zuwa 1500 kuma ana ƙididdige su a 32A da 55A.

3. IEC da AS takaddun shaida

Wani abu da za a yi la'akari da shi shine sanin takaddun IEC da AS.Idan mai sana'ar cire haɗin haɗin DC yana da waɗannan takaddun shaida, yana nufin cewa kamfanin yana bin ƙa'idodin ƙasashen duniya lokacin kera samfuran PV DC na cire haɗin haɗin.

Misali, a kashi na farko na EIC 60204-1: 2016, ana buƙatar masana'anta don samar da na'urorin cire haɗin haɗin gwiwa da hannu don kowane babban tushen wutar lantarki da aka shigar tare da takamaiman sigogin ƙira.

4. Hanyar shigarwa

Hakanan kuna buƙatar yin la'akari da wurin da aka fi so don hawa maɓallin cire haɗin DC da kuma salon hawan da ya dace da aikace-aikacen ku.Salon da aka fi sani shine dutsen ramuka huɗu, wanda aka gina a cikin ƙirar murabba'i tare da ramukan dunƙule huɗu a kowane kusurwa.Wannan salon yana da kyau idan kuna da niyya don hawa maɓalli a kan ƙasa mai lebur, saboda yana ba da damar sauyawa ya zama mai yuwuwa.

Fasalolin Slocable PV DC sauya haɗin haɗi:

1. Babban abin dogara wuka gefen lambobi da dogon baka sanyaya dakin tabbatar da aminci kadaici na DC ƙarfin lantarki.
2. Ƙara tsaro tare da fasalin "Kulle Tsaro" na Slocable.
3. The Slocable PV disconnect switch series is available in 2 to 8 pole versions and a cikin nau'i-nau'i daban-daban na hawa da kuma rike saitunan don yawancin OEM ko aikace-aikacen shigarwa na filin.

An gwada waɗannan maɓallan PV ta masu dubawa kuma UL508i, TUV (60947-1 & 60947-3), CE da CCC bokan.

Slocable kuma yana ba da wasu na'urorin haɗi na PV na hasken rana, gami da masu haɗin Solar MC4, masu riƙe da fis na MC4, akwatunan junction na hotovoltaic da masu kare hawan DC.