Makiinada korontada ku shaqeysata waa mid ka mid ah agabka dahaarka adag ee ugu da'da weyn uguna isticmaalka badan warshadaha korontada.
Waxqabadka Qalabka Madbacadaha Korontada ayaa si toos ah u go'aamiya badbaadada iyo nolosha adeegga qalabka korontada, gaar ahaan transformers-ka saliidda lagu shubo. Xogta tirakoobka ayaa muujineysa in ku dhawaad 80% cilladaha transformer-ka ay sababto qaab dhismeedka dahaarka ama waxyeellada alaabta. Iyada oo la dardargelinayo dhismooyinka korantada aadka u sarreeya (UHV), baahida cufnaanta sare, luminta tamarta-hooseeya, iyo sabuuradaha u adkaysta gabowga ayaa sii socota inay koraan. Si kastaba ha ahaatee, badeecadaha ugu sarreeya ee Shiinaha ayaa weli qayb ahaan ku tiirsan soo dejinta.
Pressboard Voltage wuxuu leeyahay waxqabadka dahaarka korantada heer sare ah, xoog farsamo sare iyo iska caabin jeexjeexa, caabbinta kulaylka wanaagsan iyo caabbinta gabowga, khasaaro dielectric hooseeya iyo waxqabadka xasilloon, dusha siman, dhumucdiisuna waxay labis, fududahay in la farsameeyo iyo gooyay, deegaanka saaxiibtinimo, non-sun, ma walxaha waxyeello