Raws li peb- lossis plaub-conductor fais fab cables ntsuas 600 volts, 90 deg. C. nyob rau hauv qhuav los yog ntub dej.
Tau txais kev pom zoo tshwj xeeb rau kev teeb tsa hauv cov tais cable raws li Tshooj 340 ntawm NEC. Cov cables hom TC raug tso cai rau kev siv hauv Chav Kawm I Division 2 qhov chaw muaj kev phom sij hauv kev lag luam raws li NEC. Cov cables tuaj yeem teeb tsa rau hauv huab cua dawb, raceways lossis faus ncaj qha, hauv qhov chaw ntub lossis qhuav. Txhua cov cables thaum siv raws li NEC, ua tau raws li cov cai ntawm OSHA.
Tus neeg xyuas pib ntawm lub cable yuav yog tooj liab lossis txhuas lossistxhuas hlauTus naj npawb ntawm cov cores tuaj yeem yog 1, 2, 3, nrog rau 4 thiab 5 (4 thiab 5 feem ntau yog cov cables qis-voltage).
Cov hlau nplaum ntawm cov cable tuaj yeem muab faib ua cov hlau nplaum thiab cov hlau nplaum, thiab cov khoom siv hlau nplaum uas tsis yog hlau nplaum siv rau hauv cov hlau nplaum ib leeg.


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