Isiguquli se-75 kVA sinokusebenza kumakhaya amaninzi, kodwa akukho nani jikelele lezindlu ezisebenza kwindawo nganye. Impendulo echanekileyo ixhomekeke kwimfuno eyohlukeneyo yekhaya ngalinye, amandla ombane asekuhlaleni, imithwalo yokufudumeza nokupholisa, ukutshaja isithuthi sombane, ukusetyenziswa kwesixhobo sombane, ukukhula kwexesha elizayo, kunye nemigangatho yoyilo olusetyenziswayo.
Kucwangciso lwakwangoko kuphela, i-75 kVA transformer inokusebenza ngokurhabaxa Amakhaya ali-10 ukuya kwangama-25 xa imfuno yencopho eyohlukeneyo iqikelelwa phakathi kwe-7.5 kVA kunye ne-3 kVA kwikhaya ngalinye. Esi ayisosiphakamiso sokugqibela sobunjineli. Izinto eziluncedo okanye injineli yombane eqeqeshiweyo kufuneka imisele inani lokwenyani ukusuka kwidatha yomthwalo wendawo kunye nemigangatho esebenzayo.
A Inqanaba elinye le-75 kVA yesiguquli iqhele ukusetyenziswa kunikezelo lweendawo zokuhlala, kodwa umthamo wayo kufuneka ungqamane nomthwalo olindelekileyo wencopho olindelekileyo kunomthwalo odityanisiweyo uwonke wekhaya ngalinye.
I-kVA ithetha i-kilovolt-amperes, umlinganiselo wamandla abonakalayo. I-75 kVA transformer ine-nameplate umthamo we-75,000 VA.
Kwisiguquli senqanaba elinye:
kVA = Voltage x yangoku / 1,000
Ikhoyo ngoku ekhoyo kwisibini ixhomekeke kumbane. Umzekelo, kwi-240 V imveliso yesigaba esinye:
75,000 VA / 240 V = malunga ne-312.5 A
Oku akuthethi ukuba i-transformer inokuqhubekeka ukubonelela ngendlu nganye ngokomgangatho wayo wenkonzo. Ubungakanani benguqu yendawo yokuhlala buxhomekeke kwimfuno eyinyani kunye nokwahluka, kuba ayizizo zonke izixhobo zombane kwikhaya ngalinye ezisebenza ngamandla amakhulu ngaxeshanye.
Isikhokelo sokulinganisa ubungakanani be-Schneider Electric siqinisekisa ukuba umthamo we-kVA wesigaba esisodwa ubalwa ukusuka kwi-voltage kunye nangoku, ngelixa izibalo zezigaba ezintathu nazo zibandakanya i-square-root-three factor.

I-75 kVA transformer inganceda amanani ahlukeneyo amakhaya kwiindawo ezahlukeneyo. Imiba ephambili ichazwe ngezantsi.
Imfuno eyohlukeneyo ngumthwalo oqikelelweyo owenziwe ngengozi emva kokuqwalasela ukuba amakhaya awafikeleli kwimfuno yawo ephezulu ngaxeshanye.
Ngokomzekelo, elinye ikhaya lisenokuba liyapheka, elinye lisenokubiza i-EV, yaye elinye linokuba nomthwalo omncinane. Abacwangcisi bezinto eziluncedo basebenzisa izifundo zemfuno kunye nezinto ezahlukeneyo ukuqikelela incopho yengingqi enokwenzeka, kunokuba badibanise zonke iireyithingi zokwaphula kunye.
Amakhaya anokufudumala okuxhathisa umbane, iimpompo zobushushu, umoya womoya ophakathi, okanye izifudumezi zamanzi zombane zinokuba nemfuno ephezulu kakhulu kunamakhaya asebenzisa ukufudumeza kwegesi kunye nokufudumeza kwamanzi ngegesi.
Imozulu nayo ibalulekile. Ubumelwane obunemfuno enzima yokupholisa ehlotyeni okanye imfuno yokufudumeza kombane ebusika inokufuna amakhaya ambalwa kwisiguquli ngasinye kunendawo enemithwalo eqhelekileyo yexesha lonyaka.
Ukutshaja kwe-EV kunokutshintsha kakhulu ukulayishwa kwe-transformer yendawo, ngakumbi xa amakhaya aliqela ehlawulisa ngamaxesha afanayo. Izinto ezisetyenziswayo ziya ziqwalasela ngakumbi iindlela zokwamkelwa kwe-EV kunye nezicwangciso zolawulo lokutshaja xa kucwangciswa umthamo wokusasazwa kwendawo yokuhlala.
Amakhaya amakhulu aneenkqubo ezininzi ze-HVAC, iindawo zokungeniswa, iiphuli, iindibano zocweyo, okanye izixhobo ezinamandla kakhulu zinokudala imfuno enkulu kunamakhaya amancinci anemithwalo yombane embalwa.
Ukulinganisa kwenkonzo yendlu yodwa akwanelanga ukumisela ukulayishwa kwe-transformer. Ikhaya elinenkonzo ye-200 A alidli ngokutsala ama-200 A ngokuqhubekayo.
Izinto eziluncedo zinokugcina umthamo wokongezwa kwekhaya kwixesha elizayo, ukukhula komthwalo, ukufakelwa kombane, okanye imida yokuhla kwamandla ombane. Ke ngoko, izinto ezimbini eziluncedo zinokukhetha iisayizi ezahlukeneyo ze-transformer zophuhliso lwezindlu ezifanayo.
Le theyibhile ilandelayo ibonisa indlela imfuno eyohlukeneyo etshintsha ngayo inani eliqikelelweyo lamakhaya i-75 kVA transformer enokuxhasa.
| Kucingelwa ukuba yimfuno eyohlukeneyo ngeKhaya ngalinye | Lula 75 kVA Umthamo wokubala | Inani lamaKhaya akwimizobo |
|---|---|---|
| 3 kVA kwikhaya ngalinye | 75/3 | Malunga namakhaya angama-25 |
| 5 kVA kwikhaya ngalinye | 75/5 | Malunga namakhaya ali-15 |
| 7.5 kVA kwikhaya ngalinye | 75 / 7.5 | Malunga namakhaya ali-10 |
Le yimizekelo eyenziwe lula, hayi amaxabiso oyilo. Uyilo lokwenyani lokusasaza kufuneka luthathele ingqalelo imida yokulayisha i-transformer, umthamo we-conductor, ukulawulwa kwamandla ombane, impazamo yangoku, ubushushu obuphakathi, ulungelelwaniso lokhuseleko, kunye neemfuno zobunjineli bomsebenzi.
A Inqanaba elinye le-75 kVA yesiguquli inokulungela iqela lendawo yokuhlala apho usetyenziso lusebenzisa ukuhanjiswa kwesigaba esinye kwaye imfuno eqikelelweyo yeyantlukwano ingena ngaphakathi komthamo womguquli.
Kwiinkqubo zokuhlala zaseMntla Melika, ulungelelwaniso oluqhelekileyo luyiprayimari ye-voltage ephakathi kunye ne-120/240 V ye-split phase second. Eli lungiselelo linokubonelela ngezibane eziqhelekileyo zendlu kunye nemithwalo yempahla kwi-120 V, kunye nemithwalo emikhulu kwi-240 V.
Nangona kunjalo, i-voltage yesibini, ilungiselelo lokujija, i-voltage ephambili, indlela yokupholisa, i-impedance, iklasi yokugquma, kunye nohlobo lofakelo kufuneka zonke zichazwe ngokuchanekileyo. I-transformer efakwe kwipali, i-pad-mounted transformer, kunye ne-transformer yangaphakathi yodidi eyomileyo inokuthi iyilelwe indawo ezahlukeneyo kunye nokusetyenziswa.
Iinjineli eziluncedo ngokubanzi zijonga ngaphezulu kwenani lamakhaya. Uvavanyo lwabo lunokubandakanya:
Injongo kukubonelela ngombane othembekileyo kunye nomthamo ngexesha leemeko ezinokuthi zibe yincopho, ngelixa unqanda ukugqithisa ngokungeyomfuneko.
I-transformer encinci inokufumana ukufudumeza okugqithisileyo, ukuhla kwamandla ombane, ukunciphisa ubomi besixhobo, kunye nomngcipheko ophezulu weengxaki zenkonzo ngexesha lemfuno ephezulu. Iimeko zokulayisha rhoqo zinokuchaphazela ukuthembeka kubathengi abaqhagamshelwe kwi-transformer efanayo.
Ukugqithisa akusoloko kuyeyona mpendulo ilungileyo. Inokunyusa iindleko zokufakela kunye neelahleko ezingenamthwalo. Eyona milinganiselo yoyilo isebenzayo ibonelela ngemfuno, ukukhula okulindelekileyo, ukuthembeka ekujoliswe kuko, kunye neendleko zomjikelo wobomi.
I-75 kVA transformer inokusingatha malunga ne-10 ukuya kwi-25 yamakhaya kwimeko yesicwangciso sokuqala sokuhlala, kodwa elona nani lixhomekeke kwiimfuno ezahlukeneyo kunye neemfuno zobunjineli zendawo.
Ye Inqanaba elinye le-75 kVA yesiguquli ukufakela, musa ukuseka uyilo kuphela kwinani lamakhaya okanye inqanaba lephaneli yenkonzo yekhaya ngalinye. Sebenzisa idatha yomthwalo wangempela, i-akhawunti yokufakelwa kombane kunye nemfuno yexesha elizayo, kwaye ube ne-transformer yokugqibela kunye noyilo lokukhusela oluqinisekiswe ngumsebenzi osebenzayo okanye injineli yombane efanelekileyo.
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