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Ra'ayoyi: 0     Mawallafi: Lokacin Buga Editan Yanar Gizo: 2026-10-23 Asalin: Shafin

Tambaya

Lokacin zabar abin kama mai ƙarar oxide na ƙarfe don tsarin wutar lantarki na matsakaici, ƙimar ƙarfin lantarki biyu sun cancanci kulawa ta musamman: ƙimar ƙarfin lantarki (Ur) da ci gaba da ƙarfin ƙarfin aiki (Uc), wanda kuma aka sani da MCOV a yawancin aikace-aikacen ANSI/IEEE.

Waɗannan dabi'u suna da alaƙa ta kud da kud, amma suna hidima daban-daban. Rikita su na iya haifar da zaɓin mai kama da bai dace ba, musamman lokacin da tsarin ya sami wuce gona da iri a lokacin kurakuran ƙasa ko wasu yanayin aiki mara kyau.

Ga injiniyoyi, ƴan kwangilar EPC, masu rarraba wutar lantarki da ƙungiyoyin sayayya, fahimtar bambancin mataki ne mai mahimmanci ga zaɓin wanda ya dace da kama mai tsauri don takamaiman.

Ƙarfe oxide mai ƙarar abin da ke cikin gidan polymer don rarraba wutar lantarki na matsakaici

Menene Ma'anar Ci gaba da Yin Aiki (Uc/MCOV)?

Ci gaba da wutar lantarki mai aiki, wanda aka sanya shi azaman Uc a cikin ƙamus na IEC, shine madaidaicin halaltaccen ƙarfin wutar lantarki-mita na RMS wanda za'a iya ci gaba da amfani da shi tsakanin tashoshi na mai kama mai karuwa a ƙarƙashin ƙayyadaddun yanayin aiki.

A cikin ƙayyadaddun bayanai na tushen ANSI/IEEE da yawa, an kwatanta ma'anar madaidaicin a matsayin Matsakaicin Ƙarfafa Aiki na Ci gaba (MCOV). Ko da yake sharuɗɗan suna magana game da zaɓi na gaba ɗaya, ƙayyadaddun ƙayyadaddun ƙayyadaddun samfur da ƙayyadaddun samfur ya kamata koyaushe a bincika kafin kwatanta kima.

Me yasa Uc ke da mahimmanci?

An ƙera abin kama karfen oxide don ci gaba da kasancewa a cikin yanayin juriya yayin aiki na yau da kullun. Idan ci gaba da wutar lantarki na tsarin yana sanya matsananciyar wutar lantarki akan abubuwan sa na ƙarfe oxide varistor, mai kamawa na iya fuskantar ƙarar ɗigogi a halin yanzu, ƙarin dumama da saurin tsufa.

Don haka, dole ne a zaɓi Uc bisa ga ainihin ƙarfin ƙarfin aiki a wurin shigarwa na mai kama, maimakon kawai daidaita ƙarfin lantarki na ƙididdiga da aka buga akan tsarin tsarin.

Mafi girman wutar lantarki na tsarin, tsarin ƙasa tsaka tsaki da yanayin aiki na yau da kullun duk suna tasiri ga wannan shawarar.

What Does Surge Arrester Rated Voltage (Ur) Mean?

Wutar lantarki mai ƙima, wanda aka keɓance azaman Ur, wani muhimmin ma'aunin lantarki ne da aka ayyana a cikin IEC 60099-4.

Wutar lantarki ce ta tunani mai alaƙa da aikin mai aiki da mai kamawa da kuma ikonta na jure ƙayyadadden yanayin jujjuyawar mitar wutar lantarki na ɗan lokaci. A ƙarƙashin tsarin gwajin IEC mai dacewa, ana amfani da ƙimar ƙarfin lantarki a cikin ƙayyadadden gwajin aikin aiki.

Ba kamar Uc ba, bai kamata a fassara Ur a matsayin ƙarfin lantarki wanda mai kama zai iya jurewa akai-akai ƙarƙashin yanayin aiki na yau da kullun ba.

Ƙarfin wuce gona da iri na ɗan lokaci kuma ya dogara da girma da tsawon ƙarfin ƙarfin ƙarfin ƙarfin, yanayin zafin mai kama da ƙa'idodin gwaji. Don haka, injiniyoyi ya kamata su tuntuɓi maƙasudin na wucin gadi overvoltage (TOV) maimakon ɗauka cewa Ur kaɗai ya kwatanta kowane yanayin aiki mai yiwuwa.

Ur vs. Uc: Maɓallin Maɓalli

Siga

Ur - Ƙarƙashin Ƙarfin Wuta

Uc - Ci gaba da Aiki Voltage

Babban manufar

Magana don ƙididdigewa da halayen aiki-aiki

Yana bayyana halaltaccen ci gaba da ƙarfin wutar lantarki

Nau'in aikace-aikacen la'akari

Juriya da ƙarfin aiki na wucin gadi da buƙatun aiki

Damuwar wutar lantarki na dogon lokaci yayin aiki na yau da kullun

Tambayar zaɓi

Shin wanda ya kama shi zai iya jure ƙayyadadden yanayin wuce gona da iri na ɗan lokaci?

Shin mai kama shi zai iya ci gaba da yin aiki a ƙarfin lantarki da ke wurin wurin shigarwa?

Abin da za a tabbatar

Ƙididdigar ƙarfin lantarki da halayen TOV

Ƙimar ƙarfin lantarki mai ci gaba da ma'aunin aiki

Ya kamata a kimanta kimar biyu tare. Zaɓin mai kamawa kawai saboda Ur ɗinsa ya dace ba ya tabbatar da cewa Uc ɗinsa ya isa don ci gaba da aiki. Hakanan, Uc mai dacewa baya, da kanta, ya tabbatar da cewa mai kama yana samar da matakin kariya da ake buƙata.

Misali Mai Aiki: Karatun Taskar Bayanai Masu Kama

Bayanan fasaha na DGG da aka buga don YH5WZ-51/134 mai kama tashar wutar lantarki ya lissafa dabi'u masu zuwa don aikace-aikacen da aka bayyana:

  • Standard ƙarfin lantarki: 35 kV

  • Ƙarfin ƙarfin kama (Ur): 51 kV

  • Ci gaba da aiki irin ƙarfin lantarki (Uc): 40.8 kV

Wannan misalin ya kwatanta dalilin da ya sa bai kamata a ɗauki Ur da Uc a matsayin lambobi masu musanyawa ba.

Waɗannan ƙimar suna cikin ƙayyadaddun ƙayyadaddun samfur. Ba ƙimar zaɓin duniya ba ce ga kowane cibiyar sadarwa mai nauyin 35 kV. Tsarin ƙasa na tsaka tsaki na daban, yanayin wuce gona da iri na ɗan lokaci ko ƙayyadaddun aikin na iya buƙatar ƙimar kama daban.

Lokacin yin bitar takardar bayanan masana'anta, tabbatar da cikakken ƙirar ƙirar da ma'aunin fasaha masu dacewa kafin yanke shawarar siye.

Ƙarfe oxide mai daɗaɗɗen gidan polymer mai kame.jpg

Me Ya Kamata A Yi La'akari Da Shi Lokacin Zaɓan Mai Kama?

Ƙimar ƙarfin lantarki wani ɓangare ne kawai na tsarin zaɓin.

Tambaya ta farko ita ce yanayin lantarki a wurin shigarwa. Injiniyoyin suna buƙatar kafa mafi girman ƙarfin aiki na tsarin, hanyar ƙasa tsaka tsaki da wuce gona da iri na wucin gadi waɗanda ka iya faruwa yayin kurakuran ƙasa. Tsawon lokacin kuskure da lokacin share tsarin-kariya na iya zama mahimmanci musamman lokacin kimanta iyawar TOV.

La'akari na gaba shine daidaitawar rufi. Ragowar wutar lantarkin mai kama a ƙayyadadden fitarwa na halin yanzu dole ne a ƙididdige matakin juriya na kayan aikin da ake karewa. Fitar sa na yau da kullun, ƙarfin sarrafa makamashi da tsarin shigarwa dole ne ya dace da buƙatun aikin.

Don aikace-aikacen matsakaicin wutar lantarki na waje, yanayin muhalli yana da mahimmanci kuma. Tsananin gurɓataccen gurɓataccen ruwa, nisa da ake buƙata, tsayi da daidaitawa na iya yin tasiri ga ƙirar samfurin da ta dace.

Wannan shine dalilin da ya sa tsarin zaɓin abin dogara yana farawa da ƙayyadaddun aikin maimakon lambar ƙarfin lantarki ɗaya.

Zabar Madaidaicin Karfe Oxide Surge Arrester don Aikin ku

DGG yana ba da masu kama karfen oxide don rarraba wutar lantarki da aikace-aikacen watsawa, tare da saitin samfur wanda aka zaɓa bisa ga ƙarfin tsarin, yanayin shigarwa da buƙatun aikin.

Don samfuran da aka zaɓa, akwai takaddun nau'in gwaji masu dacewa. Ya kamata a tabbatar da rahoton da ya dace da iyakarsa a kan ainihin samfurin samfur da ƙayyadaddun fasaha.

Idan kuna neman mai kamawa don hanyar rarraba kayan aiki, kariya ta canza canji, tashar waje ko tsarin wutar lantarki, samar da ainihin bayanan aikace-aikacen zai taimaka wajen kafa ƙimar da ta dace.

Tuntuɓi DGG don tattaunawa game da buƙatun kamun fiɗa. Raba wutar lantarki na tsarin ku, mafi girman ƙarfin tsarin, hanyar ƙasa tsaka tsaki, wurin shigarwa da ƙayyadaddun aikin. Ƙungiyarmu za ta iya duba buƙatun kuma ta taimaka gano daidaitaccen tsarin samfur don aikace-aikacen ku.

Bincika mu Karfe Oxide Samfuran Masu Kamewa ko duba abubuwan DGG Polymer-Housed Metal Oxide Surge Arrester.

Tambayoyin da ake yawan yi

1. Shin mai kame masu karuwa da ƙarfin lantarki (Ur) da MCOV (Uc) iri ɗaya ne?

A'a. Ur shine ƙimar ƙarfin lantarki mai kama, mai alaƙa da halayen aikinsa. Uc shine ƙarfin ƙarfin aiki na IEC mai ci gaba; MCOV shine kalmar da aka saba amfani da ita don daidaitaccen ra'ayin wutar lantarki mai ci gaba da aiki a yawancin bayanan ANSI/IEEE. Koyaushe bincika ƙa'idodin aiki da takaddun bayanai.

2. Zan iya zabar mai kamawa bisa la'akari da irin ƙarfin lantarki kawai?

A'a. Zabi ya kamata yayi la'akari da mafi girman ƙarfin tsarin, ƙarfin lantarki a wurin shigarwa, tsarin ƙasa mai tsaka-tsaki, yanayin overvoltage na wucin gadi da buƙatun daidaitawa.

3. Me ya sa lanƙwan ƙyalli na wucin gadi (TOV) ke da mahimmanci?

Madaidaicin TOV yana nuna girman ƙarfin ƙarfin da mai kama zai iya jurewa na ƙayyadadden lokacin ƙayyadaddun ƙayyadaddun sharuɗɗan masana'anta. Yana taimaka wa injiniyoyi su tantance ko mai kama ya dace da wuce gona da iri na rashin ƙarfi da ka iya faruwa yayin kurakuran tsarin.

4. Wane bayani zan bayar lokacin da nake buƙatar faɗin wanda ya kama?

Samar da mafi girman ƙarfin lantarki na tsarin, hanyar ƙasa mai tsaka-tsaki, ƙimar da ake buƙata da ci gaba da ƙarfin aiki idan an riga an kayyade, fitarwa na yanzu, wurin shigarwa da matakan aikin da suka dace. Abubuwan buƙatun TOV da matakin rufewa na kayan aikin da aka kayyade suma suna taimakawa don bitar fasaha.

Idan kuna da ƙayyadaddun aikin ko takaddar bayanan mai kama, aika zuwa DGG don samfurin samfur da bita.

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