Hluav taws xob lub thawv yog cov khoom tsim nyog ntawm koj lub tsev hluav taws xob hauv tsev uas muaj cov xov hlau sib txuas los tiv thaiv lawv los ntawm cov hluav taws xob hluav taws xob.Tab sis rau ntau DIYers, ntau yam ntawm lub thawv yog bewildering.Muaj ntau hom thawv muaj xws li cov thawv hlau thiab cov thawv yas, "cov haujlwm tshiab" thiab "cov haujlwm qub" thawv;round, square, octagonal thawv thiab lwm yam.
Koj tuaj yeem yuav tag nrho cov thawv uas siv ntau tshaj plaws rau cov phiaj xwm hauv tsev hauv cov chaw hauv tsev lossis cov khw muag khoom loj, tau kawg nws tseem ceeb heev kom paub qhov sib txawv kom thiaj li yuav lub thawv kom raug rau kev siv.
Ntawm no, peb yuav qhia ntau lub thawv hluav taws xob tseem ceeb.
1. Hlau thiab yas hluav taws xob thawv
Feem ntau ntawm cov thawv hluav taws xob yog ua los ntawm cov hlau lossis yas: Cov thawv hlau feem ntau yog ua los ntawm cov hlau, thaum lub thawv yas yog PVC lossis fiberglass.Weatherproof hlau thawv rau kev siv sab nraum zoov feem ntau yog ua los ntawm txhuas.
Nws raug nquahu kom siv lub thawv hlau yog tias koj siv cov kav hlau txuas txuas rau lub thawv hluav taws xob - ob qho tib si rau thauj tog rau nkoj thiab vim tias lub raj xa dej thiab lub thawv hlau nws tus kheej yuav raug siv los ua av hauv qhov system.Feem ntau hais lus, cov thawv hlau yog ntau ruaj, fireproof, thiab ruaj ntseg.
Cov thawv yas zoo nkauj pheej yig dua li cov thawv hlau thiab feem ntau suav nrog cov clamps rau cov xov hlau.Thaum koj siv cov khoom siv tsis yog xim hlau, xws li Hom NM-B (tsis yog xim hlau sheathed cable), ces koj tuaj yeem siv lub thawv yas lossis lub thawv hlau raws li koj xav tau, tsuav yog tias cov cable raug kaw rau lub thawv nrog ib qho tsim nyog cable clamp.Cov kab hluav taws xob niaj hnub nrog NM-B cable feem ntau suav nrog cov xaim hauv av hauv kab, yog li lub thawv tsis yog ib feem ntawm cov av hauv av.
2. Standard Rectangular Boxes
Cov thawv ntawv lub thawv yog lub npe hu ua "ib leeg-pawg" lossis "ib-pawg" lub thawv, lawv feem ntau yog siv los nqa ib lub teeb hloov pauv thiab qhov hluav taws xob receptacles.Lawv qhov ntev yog li 2 x 4 ntiv tes, nrog qhov tob ntawm 1 1/2 ntiv tes mus rau 3 1/2 ntiv tes.Qee cov ntaub ntawv yog gangable-nrog rau detachable sab uas tshem tau yog li cov thawv tuaj yeem txuas ua ke los tsim ib lub thawv loj dua rau tuav ob, peb, lossis ntau dua li ntawm ib sab.
Cov thawv ntim khoom txheem tuaj yeem ua ntau hom "kev ua haujlwm tshiab" thiab "kev ua haujlwm qub" tsim, thiab lawv tuaj yeem yog xim hlau lossis tsis yog xim hlau (nrog rau cov hlau ua tau zoo dua).Qee hom muaj cov hlua khi ua ke rau kev ruaj ntseg NM cables.Cov thawv no yog muag ntawm tus nqi sib txawv, tab sis feem ntau cov qauv kev xaiv yog pom tseeb tsim nyog.
3. 2-Gang, 3-Gang, thiab 4-Gang Boxes
Ib yam li cov thawv ntawv duab plaub, lub thawv hluav taws xob gangable yog siv los tuav cov khoom siv hauv tsev thiab cov khoom siv hluav taws xob, tab sis lawv loj heev kom ob, peb, lossis plaub lub cuab yeej tuaj yeem txuas rau ib sab ntawm ib sab.Zoo li lwm lub thawv, cov no tuaj nyob rau hauv ntau yam "txoj haujlwm tshiab" thiab "kev ua haujlwm qub" tsim, qee qhov nrog cov hlua khi ua ke.
Kev tsim kho tib yam tuaj yeem tsim tau los ntawm kev siv cov thawv ntawv duab plaub nrog cov qauv gangable uas tso cai rau ob sab kom tshem tawm kom cov thawv tuaj yeem koom ua ke los tsim cov thawv loj.Gangable hluav taws xob thawv feem ntau yog ua los ntawm cov hlau tsis tshua muaj zog galvanized, txawm li cas los xij, koj tuaj yeem pom qee qhov kev xaiv yas snap-ua ke ntawm qee lub khw muag khoom kho vajtse (qee zaum rau tus nqi siab dua).
Post lub sij hawm: Jun-14-2023