Hauv hluav taws xob, cov theem hais txog kev faib tawm ntawm lub nra. Dab tsi yog qhov txawv ntawm ib-theem thiab peb-theem fais fab khoom? Qhov sib txawv ntawm peb theem thiab ib theem yog feem ntau nyob rau hauv lub voltage uas tau txais los ntawm txhua hom xaim xaim. Tsis muaj ib yam li ob-theem zog, uas yog qhov xav tsis thoob rau qee tus neeg. Ib leeg fais fab feem ntau yog hu ua 'sib faib-theem'.
Cov tsev nyob yog ib txwm tau ua los ntawm ib-theem fais fab, thaum ua lag luam thiab muaj cov chaw lag luam feem ntau siv peb-theem muab. Ib qho tseem ceeb sib txawv ntawm ib-theem nrog peb-theem yog tias ib qho peb-theem fais fab ua tau zoo dua cov khoom ntim. Cov khoom siv hluav taws xob ib-fais fab feem ntau siv thaum cov nra hnyav yog teeb pom kev zoo lossis cua sov, ntau dua li cov hluav taws xob loj.
Ib theem
Ib leeg-theem xaim muaj peb lub xov hlau nyob hauv lub rwb thaiv tsev. Ob txoj xov hlau kub thiab ib lub nruab nrab hlau muab lub zog. Txhua tus xov kub kub muab 120 volts ntawm hluav taws xob. Qhov nruab nrab yog tapped tawm ntawm cov transformer. Ib ob-theem Circuit Court tej zaum muaj vim tias feem ntau cov dej cua sov, qhov cub thiab cov khaub ncaws khaub ncaws thiab cov khaub ncaws hnav 240 volts ua haujlwm. Cov kev sib tw no yog pub los ntawm ob qho kub kub, tab sis qhov no tsuas yog theem puv voj los ntawm ib-theem xaim xaim. Txhua lwm cov khoom siv tau ua haujlwm ntawm 120 volts ntawm hluav taws xob, uas tsuas yog siv ib qho xov hlau kub thiab nruab nrab. Hom Kev Siv Circuit Court siv kub thiab nruab nrab xov hlau yog vim li cas nws nquag hu ua kev sib cais-theem Circuit Court. Cov hlau ib-theem muaj ob lub xov hluav taws kub muaj ib puag ncig dub thiab liab, qhov nruab nrab yog ib txwm dawb thiab muaj ib lub xov ntsuab ntsuab.
Peb ntu
Peb-theem zog yog muab los ntawm plaub feem. Peb lub xov hlau kub nqa 120 volts ntawm hluav taws xob thiab ib qho nruab nrab. Ob lub xov hlau kub thiab lub nruab nrab khiav mus rau ib qho ntawm cov tshuab yuav tsum tau 240 volts ntawm lub zog. Peb-theem hluav taws xob yog qhov ua tau zoo dua li ib-theem hwj chim. Xav txog ib tug txiv neej thawb lub tsheb mus saum lub roob; Qhov no yog ib qho piv txwv ntawm ib-theem zog. Peb-theem hluav taws xob yog zoo li muaj peb tus txiv neej ntawm lub zog sib luag thawb uas tib lub tsheb mus rau tib lub roob. Peb lub xov hlau kub hauv peb-theem Circuit Court yog xim dub, xiav thiab liab; Ib xaim dawb yog qhov nruab nrab thiab cov xaim ntsuab yog siv rau hauv av.
Lwm qhov sib txawv ntawm peb-theem xaim xaim thiab ib leeg-theem xaim kev txhawj xeeb uas txhua hom xaim xaim siv. Feem ntau, yog tias tsis yog txhua lub tsev nyob muaj ib ntu hlau tau ntsia. Txhua lub tsev lag luam muaj peb-theem xaim ntsia los ntawm lub tuam txhab fais fab. Peb-theem lub cev muaj zog muab lub zog loj dua li ib-theem lub cev muaj zog tuaj yeem muab. Txij li cov khoom lag luam feem ntau siv cov tshuab ua lag luam siv tau cov tshuab thiab cov khoom siv uas tau khiav tawm ntawm peb-theem motors, peb-theem hlau yuav tsum raug siv los ua haujlwm lub tshuab. Txhua yam hauv lub tsev nyob tsuas yog ua haujlwm tawm ntawm ib-theem zog xws li qhov hluav taws xob, lub teeb, siv hluav taws xob uas siv tau 240 volts ntawm hluav taws xob.
Lub sijhawm Post: Mar-09-2021