Muhofizati releyi

Sistemahoi elektri, majmui tajhizot yo jihozi aloshidaero guyand, ki ba tavassuti rele az ittisoli kutoh (IK) muhofizat namudani tajhizoti elekrti, khathoi intiqoli elektr, shabakahoi elektri va gayra tamir shudaast. Dar yak qator holatho Muhofizati rastani digar namudhoi vayronshavii rejimi kor sistema (masalan, afzoishi jarayon, shiddat va gayra)-ro ba qayd girifta (“his karda ”), signalizatsiyaro ba kor andokhta, yo elementi muvofiqi sistemaro judo karda metavonad. IK boisi qat shudani jarayoni eletkr va kharob shudani tajhizoti elektri megardad. Istifodai Muhofizati rastani oqibathoi nomatlubi IK-ro ba haddi mehip bartaraf mekunad. Muhofizati rastani boyad etimodbakhsh, zudkor va hassos (ba afzoishi jarayon, afzoishi shiddat va gayra) boshad va intikhoban (selektivi) amal namoyad.