Nzwisisa basa remadiki ecircuit breakers (MCBs)mumagetsi
MaMinitary circuit breakers (MCBs) zvinhu zvakakosha mumagetsi emazuva ano, zvichipa dziviriro yakakosha kubva pakuwanda kwemagetsi uye mashort circuit. Sezvo kudiwa kwemidziyo yemagetsi yakavimbika uye yakachengeteka kuri kuramba kuchikura, kunzwisisa mashandiro uye kukosha kweMCBs kuri kuramba kuchikosha kune nyanzvi nevashandisi vepamba zvakafanana.
Chii chinonzi MCB?
Chinopwanya dunhu diki (MCB) chishandiso chemagetsi chakagadzirirwa kuvhura dunhu otomatiki kana paine dambudziko, senge overload kana short circuit. Kusiyana nemafuse echinyakare, ayo anofanira kutsiviwa mushure mekunge aputika, maMCB anogona kudzoserwa patsva mushure mekunge adonha, zvichiita kuti ave sarudzo iri nyore uye inoshanda yekudzivirira dunhu.
Mashandiro anoita MCB
Pfungwa yekushanda kweminiature circuit breaker (MCB) inonyanya kuenderana nezvinhu zviviri: dziviriro yekupisa uye dziviriro yemagineti. Nzira yekudzivirira kupisa inoshandiswa kugadzirisa mamiriro ekuwedzeredza, kureva kuti, magetsi anodarika kugona kwakayerwa kwedunhu. Mafuta anowedzeredza anogadzira kupisa, izvo zvinoita kuti bimetallic strip iri mukati meminiature circuit breaker ikotama, zvichizoita kuti dunhu riputsike.
Zvishandiso zvemagineti, kune rumwe rutivi, zvakagadzirirwa kubata mashort circuits, ayo ari kukwira kamwe kamwe kwemagetsi. Muchiitiko ichi, simba remagineti rinogadzirwa nemagetsi makuru rinodhonza lever, richipwanya dunhu racho pakarepo uye richidzivirira kukuvara kunogona kuitika kumagetsi.
Mhando dzeMiduku Dzemacircuit Breakers
Kune mhando dzakasiyana-siyana dzema "miniature circuit breakers", dzakakodzera kushandiswa kwakasiyana. Mhando dzakajairika dzinosanganisira:
1. Type B MCB: Rudzi urwu rwecircuit breaker rwakagadzirirwa kudonha pakati pe3 kusvika 5 current yakarongwa uye runowanzo shandiswa muzvivakwa zvekugara uko mutoro wacho unonyanya kudzivirira.
2. Type C MCB: Macircuit breaker aya ane current inodonha ka5 kusvika ka10 kupfuura current yakayerwa uye akakodzera kushandiswa mumabhizinesi nemaindasitiri uko kune zvinhu zvinosimudzira zvakaita semamota.
3. Ma "miniature circuit breakers" erudzi rweD: Aya ma "circuit breakers" akagadzirirwa ma "high rush currents" uye anogona kudonha pama "currents" anosvika ka10 kusvika ku20 kupfuura "rated current". Anowanzo shandiswa kuma "hombe motors" kana ma "transformers".
Zvakanakira kushandisa MCB
MaMiniature circuit breakers (MCBs) ane zvakanakira zvakawanda kupfuura mafuse echinyakare. Chekutanga, maMCB ane nguva yekupindura nekukurumidza, izvo zvakakosha mukudzivirira kukuvara kwemidziyo uye kuderedza njodzi yekubvira kwemoto. Chechipiri, kugona kwawo kugadzirisazve zvinoreva kuti vashandisi vanogona kukurumidza kudzoreredza simba vasina kutsiva zvikamu. MaMCB akamanikana zvakare uye ari nyore kuisa, zvichiita kuti ave sarudzo inosarudzwa ye switchboards dzemazuva ano.
Kuisa uye Kugadzirisa
Kuisa nekugadzirisa ma miniature circuit breakers (MCBs) kwakakosha kuti zvive nechokwadi chekuti anoshanda zvakanaka. Sarudza mhando yeMCB yakakodzera uye chiyero chekushandisa kudzivirira kukanganiswa kana kudzivirirwa kusina kukwana. Kuongorora nguva dzose kunofanirwa kuitwa kuti kuve nechokwadi chekuti MCB iri kushanda nemazvo uye hapana zviratidzo zvekusakara kana kukuvara.
Muchidimbu
Muchidimbu, ma miniature circuit breakers (MCBs) anoita basa rakakosha mukudzivirira masisitimu emagetsi kubva pakuwanda kwemagetsi uye ma short circuit. Kugona kwawo kupa dziviriro yakavimbika, pamwe nekureruka kwawo kushandiswa uye kugona kugadziriswazve, kunoita kuti ave chinhu chakakosha mukuisa magetsi mudzimba nemabhizimisi. Sezvo tekinoroji ichiramba ichifambira mberi, kukosha kweMCBs mukuona kuchengetedzeka kwemagetsi kuchawedzera, zvichiita kuti zvive zvakakosha kuti munhu wese anzwisise maficha awo nemabhenefiti awo. Ungave uri muridzi wemba ari kutsvaga kuvandudza kuchengetedzeka kwemagetsi, kana kuti nyanzvi mubasa iri, kunzwisisa MCBs kwakakosha munyika yemagetsi yanhasi.
Nguva yekutumira: Chivabvu-07-2025