Kev rho tawm keyboardstuaj yeem muab faib ua kab rov tav, ntsug kev sib hloov, ntsaws-hauv thiab lwm yam khoom siv hluav taws xob cais tawm.Kev rho tawm cov keyboards tuaj yeem muab faib ua ib kem, ob-kem thiab peb-kem hluav taws xob cais tawm.Qhov no yog lub tshuab hluav taws xob uas tuaj yeem txuas lossis txiav tawm lub zog hloov hluav taws xob.Tsuas yog kev sib cais thiab kaw ntawm qhov kev sib cais cais muaj qee cov ntsiab lus me me.Piv txwv li, thaum lub hloov pauv nyob rau hauv txoj hauj lwm sib cais, yuav tsum muaj qhov sib cais kom meej meej nyob rau hauv nruab nrab ntawm lub breaker, thiab tseem muaj qhov sib cais meej.Thaum qhov kev rho tawm yog nyob rau hauv txoj hauj lwm tawm, qhov kev rho tawm tuaj yeem nqa tag nrho cov kev tswj xyuas ib txwm muaj thiab cov khoom siv tam sim no raws li cov txheej txheem txawv txav, xws li luv luv Circuit Court faults raws li cov qauv txawv txav.Qhov kev rho tawm kev rho tawm kaw lub hwj huam mov thiab faib hom.Thaum kaw lub hwj chim, qhov kev rho tawm yuav tsum tau muab tshem tawm ua ntej kom tshem tawm cov khoom ntawm lub zog hluav taws xob.Qhov kev rho tawm tuaj yeem qhib tsuas yog thaum tsis muaj kev thauj khoom.Thaum lub hwj chim faib, thawj yam uas yuav tsum tau xyuas yog seb qhov kev txiav tawm ntawm kev sib cais yog cuam tshuam li cas.Lub tshuab hluav taws xob tsuas tuaj yeem raug kaw dua yog tias cov disconnectors ntawm tag nrho cov load xaus raug cuam tshuam, piv txwv li nws tau txiav txim siab ntawm lub hau uas cov disconnectors tsis thauj khoom.Tom qab npog qhov kev rho tawm, tua qhov hloov pauv