Cov kab hluav taws xob yog cov khoom siv hluav taws xob xa hluav taws xob. Lawv muab faib ua cov hlau tsis muaj hlau, cov hlau nplaum hlau nplaum, thiab cov xaim hluav taws xob. Cov xov hlau liab qab tsis muaj txheej txheej rwb thaiv tsev thiab suav nrog tooj liab thiab txhuas cov xov hlau tiaj tus, cov xov hlau hla lub taub hau, thiab ntau yam profiles (xws li cov xov hlau zoo li tus, busbars, tooj liab busbars, txhuas busbars, thiab lwm yam). Lawv feem ntau yog siv rau sab nraum zoov overhead kab thiab sab hauv tsev busbars thiab hloov lub thawv.
Cov hlau nplaum hlau nplaum yog cov khoom siv hluav taws xob uas tsim cov hlau nplaum thaum muaj zog lossis ua kom muaj zog tam sim no hauv qhov chaw sib nqus. Lawv tsuas yog siv nyob rau hauv lub cev muaj zog thiab transformer windings thiab lwm yam khoom siv electromagnetic. Lawv cov neeg xyuas pib feem ntau yog tooj liab xaim, yuav tsum muaj txheej txheej rwb thaiv tsev zoo thiab cov khoom siv hluav taws xob zoo, nrog rau kev ua haujlwm kub, dej tsis kam, thiab hnyav ua haujlwm. Cov ntaub ntawv rwb thaiv tsev sib txawv ua rau cov khoom sib txawv.
Cov hlau nplaum feem ntau tuaj nyob rau hauv ob hom: enameled hlau thiab qhwv hlau. Enameled hlau yog tsim los ntawm txheej liab qab tooj liab hlau nrog insulating kua roj vanish. Nws muaj txheej txheej rwb thaiv tsev nyias, nyob qhov chaw tsawg dua, thiab siv dav hauv ntau lub cav, cov khoom siv hluav taws xob, thiab cov cuab yeej siv. Kev ua tau zoo ntawm enameled hlau txawv nyob ntawm seb cov khoom ntawm cov khoom siv rwb thaiv tsev siv. Cov xov hlau qhwv feem ntau suav nrog cov xov paj-cov xov hlau, cov xov paj xov-cov xov hlau, iav fiber ntau-cov xov hlau, ntawv-cov xov hlau, thiab cov yeeb yaj kiab yas-cov xov hlau. Ntawm lawv, cov xov paj-cov xov hlau thiab cov xov paj npog-cov xov hlau npog yuav raug txiav tawm vim lawv qhov kub tsis zoo thiab ntim loj. Cov iav fiber ntau-cov hlau npog yog tsim los ntawm kev qhwv iav fibers nyob ib ncig ntawm cov xaim tooj liab thiab impregnating nws nrog silicone resin. Nws tuaj yeem tiv taus qhov kub thiab txias ntawm 180℃thiab muaj kev ua haujlwm zoo rwb thaiv tsev thiab lub zog txhua yam. Daim ntawv-cov hlau npog feem ntau yog siv hauv cov roj-immersed transformers. Yas zaj duab xis-cov xaim npog yog tsim los ntawm txheej polyimide zaj duab xis nrog cov nplaum nplaum thiab qhwv nws ncig ntawm tus neeg xyuas pib thiab ci. Nws cov txheej rwb thaiv tsev yog tawv thiab elastic, yooj yim rau cua, thiab hnav- tiv taus thiab tshav kub- tiv taus, thiab dav siv hauv cov khoom siv dav hlau. Insulated xov hlau feem ntau muaj cov tub ntxhais conductive, ib txheej rwb thaiv tsev, thiab txheej tiv thaiv. Cov tub ntxhais tuaj yeem muab faib ua plaub hom raws li qhov yuav tsum tau siv: nruj, yoog raws, mobile, thiab ntxiv - yoog raws. Cov tub ntxhais tseem tuaj nyob rau hauv plaub hom: tib-core, ob-core, peb-core, thiab plaub-core. Cov txheej txheej rwb thaiv tsev feem ntau yog ua los ntawm cov roj hmab, yas, thiab lwm yam. Cov khoom siv insulated no tau siv dav hauv ntau yam twj paj nruag, cov khoom siv sib txuas lus, cov kab hluav taws xob, thiab cov teeb pom kev zoo nrog AC voltage qis dua 500 volts thiab DC voltage hauv qab 1000 volts.
