Intambo ye-THHN Thermoplastic High Heat-resistant nail-coated nail iyintambo yomqhubi oyedwa ene-PVC insulation kanye nejakethi ye-nylon. Intambo ye-THWN thermoplastic engangenisi ukushisa kanye namanzi ifana kakhulu ne-THHN futhi lezi ezimbili zivame ukusetshenziswa ngokushintshana. I-THWN futhi iyintambo yomqhubi oyedwa ene-PVC insulation kanye nejakethi ye-nylon. Intambo ye-THWN-2 empeleni iyintambo ye-THWN enesivikelo esengeziwe sokushisa futhi ingasetshenziswa ezimweni zokushisa eziphakeme kakhulu (kufika ku-90°C noma ku-194°F).


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