Kev ntsuas 220V nrog lub multimeter tsuas yog qhia tau tias 107V yog vim li cas?
Nyob rau hauv cov ntaub ntawv no, koj yuav tsum disconnect lub hwj chim los soj ntsuam qhov ua rau kom meej. Nws tuaj yeem ntsuas lwm qhov ntawm lwm tus neeg lub tsev kom pom tias nws zoo li qub. Ib txwm yuav tsum nyob ib ncig ntawm 200 mus rau 240 volts. Hauv cov cheeb tsam nyob deb nroog nws tuaj yeem qis li 160 volts ntawm lub sijhawm siab tshaj plaws thaum lub caij ntuj sov irrigation. Qhov no yog vim lub hwj chim mov system. Yog tias koj ntsuas lwm qhov hauv lwm tus neeg lub tsev yog qhov qub, ib leeg hauv tsev lossis ib qho ntawm txoj kev tsis zoo, uas yog qhov txhaum, yuav tsum tau muab tshem tawm ua ntej lub hwj chim. Txhawm rau tiv thaiv kev puas tsuaj rau hluav taws xob. Tsom ntsoov rau kev saib kom ntxaws seb puas muaj kev sib cuag tsis zoo, hluav taws xob tsis raug, hluav taws xob hnyav-hnyav hlau yog nyias dhau thiab lwm yam laj thawj. Nws yog qhov zoo tshaj plaws kom thov tus tswv hluav taws xob los pab tshem tawm. Txhawm rau tiv thaiv kev nthuav dav ntawm qhov txhaum kev puas tsuaj.
Ib qho yuav nyob sab nraud vim tias xoom kab tawg, ob, tuaj yeem siv los txiav txim siab lub teeb thiab tsaus cwj mem, peb lub multimeter sab hauv roj teeb tsis txaus, coj lwm multimeter rau kev sib piv!
Ua ntej ntawm tag nrho cov, tsis yog tib lub multimeter nyob rau tib lub zog tag nrho Ib-theem kab ntsuas qhov pib ntawm qhov voltage 220V, tab sis nyob rau hauv B ib-theem kab ntsuas qhov pib ntawm qhov voltage 107V? Qhov thib ob lo lus nug yog seb tib lub multimeter thaum pib ntawm ib theem kab A ntsuas voltage yog 220V, tab sis ntsuas qhov kawg ntawm qhov voltage 107V?
Yog hais tias tib lub multimeter los ntsuas tib lub zog tag nrho Ib-theem kab ntsuas qhov pib ntawm qhov voltage yog 220V, thiab ntsuas B ib-theem kab voltage yog 107V; ces B ib-theem kab kab Circuit Court breaker (hloov) ntawm sab sauv thiab qis kawg ntawm txhua qhov ntawm ob qhov kev sib tshuam yuav tsum yog qhov muaj oxidation thiab kev sib cuag tsis zoo uas ua rau muaj kev tiv thaiv ntau ntxiv los ntawm qhov hluav taws xob poob.
Yog hais tias tib lub multimeter los ntsuas tib lub hwj huam mov Ib theem ib kab lossis B ib-theem kab ntsuas ntawm qhov pib voltage yog 220V, thiab ntsuas qhov kawg voltage yog 107V; ces nws yuav tsum tau ntsuas tias qhov kawg voltage ntawm 107V ntawm txoj kab ntev dhau lawm los yog cov kab ntawm cov kab thauj khoom tam sim no ntau dua qhov kev nyab xeeb ntawm cov kab hluav taws xob load peev xwm ua rau qhov hluav taws xob poob.
Yog hais tias tib lub hwj chim mov A thiab B ib-theem kab ntsuas ntawm qhov pib ntawm qhov voltage yog 107V; ces nws yuav tsum yog qhov tsawg-voltage tis cheeb tsam ntawm lub tis transformer lub peev xwm yog npaum li cas me dua li tus neeg siv lub peev xwm, los yog lub tis transformer los ntawm tus neeg siv cov tis kab yog ntev dhau lawm thiab me me ua rau voltage poob.
