Puas tuaj yeem siv cov kab txuas PVC hauv cov tsev lag luam?
Puas tuaj yeem siv cov kab txuas PVC hauv cov tsev lag luam?

Video: Puas tuaj yeem siv cov kab txuas PVC hauv cov tsev lag luam?

Video: Puas tuaj yeem siv cov kab txuas PVC hauv cov tsev lag luam?
Video: Cov ntseeg siv tshuaj los kho mob & pehawm hauv tuamtsev puas txhaum 2024, Hlis ntuj nqeg
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Ib txoj hauv kev ntawm hluav taws xob kab lus hauv a kev lag luam kev teeb tsa yog los ntawm kev siv kav dej . Cov kab ua tau ua los ntawm ntau yam khoom siv suav nrog hlau, txhuas, lossis PVC nyob ntawm daim ntawv thov. Rau hauv av kav dej run lub kav dej embedded nyob rau hauv qhob slabs, PVC kav dej yog siv , as nws yuav tsis xeb lossis xeb.

Ib yam li ntawd, tib neeg nug, puas yog cov khoom lag luam yuav tsum muaj nyob hauv kab?

Cov raj yog feem ntau yuav tsum tau qhov twg xov hlau raug nthuav tawm lossis qhov twg nws yuav raug kev puas tsuaj. A kav dej tuaj yeem ua los ntawm cov hlau lossis yas thiab tuaj yeem nruj lossis hloov tau. Muaj xya hom sib txawv ntawm kav dej siv feem ntau nyob hauv tsev thiab teeb coj mus muag thaiv.

Ib sab saum toj no, koj puas tuaj yeem siv PVC txuas rau sab nraum? PVC kav dej muab kev tiv thaiv rau hluav taws xob ua hauj lwm uas yog faus underground. Tawm ntawm ntau kav dej cov ntawv muaj, PVC kav dej yog suav tias yog qhov zoo tshaj plaws rau sab nraum zoov daim ntawv thov. Ntawm tag nrho kav dej hom, PVC yog qhov hnyav thiab ntau yam. PVC kav dej kuj tseem siv rau ntau yam hluav taws xob yuav tsum tau

Kuj paub, qhov PVC tso cai rau qhov twg?

Raws li Art. 352 ntawm NEC (saib 2008 NEC Outlaws Some Nonmetallic Materials below), PVC kav dej tuaj yeem zais hauv phab ntsa, hauv pem teb, lossis qab nthab; faus ncaj qha; los yog embedded nyob rau hauv pob zeb nyob rau hauv lub tsev ntawm tej qhov siab.

Romex puas tuaj yeem siv hauv cov tsev lag luam?

Romex tso cai rau hauv cov tsev lag luam , tsuav lawv yog hom 3, 4, & 5 kev tsim kho. Koj tau txawm nruab romex ua hauv kev tsim kho hom 1 & 2 yog tias nws tau teeb tsa hauv kab.

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