Lub ntsiab lus ntawm Repayrelay yog thaum lub tswv yim (lossis kev kub siab rau cov khoom siv hluav taws xob uas muaj qhov tsim nyog ntawm cov lus qhia, tsav tsheb ib feem thiab tsim tawm ntu . (}}}} Kev tswj tau xws li: sib txawv relay, impedance relay, tripped relay .
1, tus ua haujlwm ua haujlwm dav dav ntawm cov hluav taws xob hluav taws xob, thaum lub kauj ruam ntawm cov huab cua sib nqus, ntawm cov khoom siv cua sib nqus, ntawm cov khoom siv cua sib nqus Kev nqus lub zog yuav kov yeej lub caij nplooj ntoo hlav kom tig cov tub rog, tsav lub tsheb tsav los txhawb lub caij nplooj ntoos hlav dynamicash; Thaum cov txiaj ntsig zoo tshaj plaws txo qis tus nqi, cov hlau hluav taws xob sib nqus tau ntau dua li ntawm cov hlau sib nqus rov qab los ntawm kev sib nqus hauv lub xeev Lub Cawv Ferromagetic - sab laug lub armature hlau nplaum steel electre, yuav tsum tau tsim kom muaj qhov tseeb ntawm kev siv hluav taws xob, tuaj yeem ua rau nws cov khoom siv dav dav thiab cov khoom siv tsim los ntawm cov tshuaj ntsuas hluav taws xob thiab sib nqus flux nyob rau hauv cov kev coj ua ke ntawm tib lub zog sib nqus, thaum lub zog sib nqus tom qab lub axis ntawm kev sib hloov, lub relay yuav nthuav tawm cov Tawm Xeev Hauv Daim Duab 3.}} Yog koj xav rov qab mus rau lub kaw lus, txwv tsis pub, lub xeev Swede yuav nyob mus ib txhis {}}
