Inonzi metero seduct, kana IMC, inogadzirisa midzi yemagetsi yemagetsi yakagadzirirwa kusununguka kwekunze nekubatana kwakasimba. Yakanga yakagadzirirwa zvakananga kuchengetedza maitiro emagetsi uye magetsi . Inobata basa rakafanana nedzimwe simbi, rakasimba rinokonzerwa nematare (RMC), asi rinorema nechetatu pasi. Nokushandisa IMC munzvimbo ipi zvayo yakabvumirwa, iwe unogona zvose asi kubvisa chido chekuremedza-mudambo.
IMC Conduit Basics
IMC inotungamirwa inoputirwa nehuni inopisa yakashongedzwa mukati nekunze nekuputika kusina kugadzikana mukati kuti kuwedzere mararamiro emvura. Dhidziro dzomukati dzakawanda dzinotangira kubva pamasendimita maviri kusvika ku 4 masendimita. Iyo inotengeswa mumamita gumi-marefu urefu, kana pasina kana yakatsvaga migumo. IMC yakatanga kubudiswa neAllied Tube & Conduit Corporation. Inogadzirwa maererano neL (yaimbova Underwriters Laboratories) yepamusoro yepamusoro 1242 uye ANSI C80.6. I National Electrical Code (NEC) inosanganisira imwe nyaya inotaura nezve IMC, Ndima 342 .
IMC inotungamidza yakabatanidzwa neketed couplings kuti igare yakachengeteka uye yakachengeteka. Izvi zvinowanzoda mapurisa makuru kana pipe zvigetsi zvekuiswa. IMC inogona kudurwa nemapombi vatambi kana mabhesi emabhande, asi iwe unofanira kuisa iyo mukati mepombi kuti ubvise chero burr iyo inogona kukuvadza kubvisa kunze kwetambo sezvo ichidhonza kuburikidza nemudonzvo.
Kana kangove yakatemwa, dhodhoro rinogona kushandiswa pamagumo, zvichibvumira mutenzi kuita chero urefu hupi hunodiwa.
IMC vs. RMC
Mukuwedzera kune kuyerwa kwechiedza, IMC inopa zvimwe zvinobatsira pamusoro peM RMC. Inenge yakareba mukati maro yakakura kupfuura RMC, uye inopenya mukati mepombi inobvumira kuti tambo yakaoma iwedzere kuburikidza nemudonzvo .
Iko National Electrical Code inobvumira kushandiswa kweMMC mune zvose zvinoenderana neRCC inogamuchirwa. Nokuda kwechikonzero ichi, pamwe chete nechiremera chechighter uye yakakura mukati mekumativi, IMC yakatsiva RMC mumabasa akawanda, zvose zvekugara uye zvekutengeserana.
IMC vs. EMT
IMC inowanzoenzaniswa neRMC, asi pamusoro pekurema, inenge iri pakati pe RMC neEEMT, kana kuti magetsi emagetsi. EMT inowanzoshandiswa kunebazi rekufambisa firiji mumisha (uko kunowirirana kwemhepo kunowanikwa pachena) uye mune zvivako zvemabhizimisi. EMT haina kumbobvira yakasungwa uye haisi yakagadzirirwa kushamwaridzana kwakasimba seMMC ne RMC. Mukugara kwekambani, IMC inowanzosvika kumasangano emusangano uye kusununguka kunotanga kusvika uye kubva kunze kwebasa rebasa. Kana zvisina kudaro, EMT ndiyo inowanikwa yekugadzirisa mhuri.
IMC Applications
IMC inobvumirwa chero kupi zvako RMC inoshandiswa, zvikurukuru yekugara wiring. Izvi zvingasanganisira masts, masangano, uye mamwe mabasa ekunze. Nguva dzose chengetera nekambani ye simba uye weimba yekuvakwa kwekuda kwezvinhu zvakakodzera munzvimbo yako.
Usakanganwa Fittings
IMC duct inouya muhukuru hwakasiyana-siyana kuti uzadze dhizi rako rinodikanwa. Yeuka kusanganisira zvinhu zvaungada kuti upedze basa racho.
Izvi zvinogona kusanganisira mabhanhire akabatanidzwa, locknuts, uye bushings (nguva dzose kana kuzvidzora).