Saj zawg zog hlau conduit (FMC, tsis raug cai hu uagreenfieldorflex) yog tsim los ntawm thehelicalcoiling ntawm tus kheej sib cuam tshuam tav cov hlua ntawm txhuas lossis hlau, ua ib lub raj hollow los ntawm uas cov xaim tuaj yeem rub tau. FMC siv feem ntau hauv qhov chaw qhuav uas nws yuav ua kom tsis haum rau nruab EMT lossis lwm yam kev hloov pauv tsis tau, tsis tau txog qhov chaw siv hlau los tiv thaiv cov neeg xyuas pib tseem xav tau. Lub tubing ywj pheej tsis tuaj yeem tuav qhov khoov ua kom ruaj khov, thiab tuaj yeem yoog tau ywj pheej.
Saj zawg zog hlau conduit (FMC) muaj cov kauv siv uas ua rau nws nkag ntawm phab ntsa thiab lwm cov qauv. FMC tiv thaiv cov xov hluav taws xob hauv cov tsev lag luam thiab chaw tsim khoom.
FMC siv tau los ua cov khoom siv hluav taws xob hauv av yog tias cov kev cai tshwj xeeb tau hais txog kev lag luam qhov loj thiab ntev ntawm FMC siv, nyob ntawm qhov amperage ntawm cov hluav taws xob muaj nyob hauv txuas. Feem ntau, ib qho khoom siv rau hauv av cov neeg nqa khoom yuav tsum tau rub los ntawm FMC nrog kev nthuav dav tsim kom muaj qhov txhaum tam sim no yuav raug yuam rau hauv Circuit Court loj tshaj plaws uas muaj nyob hauv FMC.
Liquidtight flexible hlau conduit (LFMC) yog hom tshwj xeeb ntawm FMC uas muaj txheej txheej yas. Sab hauv zoo ib yam li FMC.Thaum siv nrog cov fittings kaw, nws ua dej tsis pom.
Cov khoom lag luam suav nrog txhua yam ntawm FMC thiab LFMC tau txheeb nyob hauvNN Hluav Taws Xob Hluav Taws Xob (NEC) thiab ua raws li Underwriters Laboratories (UL) thiab CSA Cov Qauv UL 360 / CSA C22.2 No. 56-17Flexible Hlau Conduit thiab Liquid-Tight Flexible Hlau Conduit.
