Raws li cov kev cai ntawm kev nyab xeeb hluav taws txuas ntxiv nce ntxiv thoob plaws hauv kev thauj mus los ntawm tsheb ciav hlau, cov chaw khaws ntaub ntawv, cov tsev siab, tsev kho mob, thiab cov haujlwm siv hluav taws xob rov ua dua tshiab, cov xov hlau Low Smoke Zero Halogen (LSZH) tau dhau los ua qhov kev xaiv zoo tshaj plaws rau ntau daim ntawv thov tseem ceeb. Rau cov tuam txhab tsim cov xov hlau, LSZH tsis yog tsuas yog ib pawg khoom xwb - nws sawv cev rau txoj kev siv tshuab sib txawv piv rau cov khoom sib xyaw PVC ib txwm muaj.
Cov Khoom Siv LSZH Yog Dab Tsi?
LSZH (Tsis Muaj Pa Luam Yeeb Tsawg Halogen), tseem hu ua Low Smoke Halogen Free (LSHF), yog hais txog ib chav kawm ntawm cov khoom siv hluav taws xob uas tsis ua rau ib puag ncig puas tsuaj uas siv rau kev rwb thaiv tsev thiab kev tiv thaiv cable. Hauv kev lag luam cable, cov ntaub ntawv no feem ntau raug cais ua HFFR (Halogen Free Flame Retardant) compounds.
Cov tshuaj LSZH feem ntau yog ua los ntawm cov polyolefin resins xws li polyethylene (PE) thiab ethylene-vinyl acetate (EVA). Lawv tau tsim los ntawm cov tshuaj tua hluav taws uas tsis muaj halogen, suav nrog txhuas hydroxide (ATH) thiab magnesium hydroxide (MDH), ua ke nrog cov tshuaj antioxidants, roj nplua nyeem, thiab cov khoom siv ua haujlwm. Tsis zoo li cov tshuaj PVC, cov ntaub ntawv LSZH tsis muaj chlorine, bromine, lossis lwm yam khoom halogen.
Piv nrog rau cov khoom siv PVC cable ib txwm muaj, cov ntaub ntawv LSZH tuaj yeem tswj tau qhov rwb thaiv hluav taws xob zoo thiab cov khoom siv kho tshuab thaum txo cov pa luam yeeb thiab cov pa roj corrosive thaum lub sijhawm hlawv. Yog li ntawd, lawv siv dav hauv cov ntawv thov cable uas kev nyab xeeb hluav taws yog qhov tseem ceeb.
Qhov txawv ntawm LSZH thiab PVC yog dab tsi?
Polyvinyl chloride (PVC) tseem yog ib qho ntawm cov khoom siv cable uas siv dav tshaj plaws vim nws cov thev naus laus zis ua tiav, kev siv nyiaj tsim nyog, thiab kev ua tau zoo sib npaug. Nws feem ntau siv rau hauv kev tsim kho hluav taws xob, cov xov hluav taws xob, thiab cov ntawv thov cable kev lag luam.
Cov ntaub ntawv LSZH, ntawm qhov sib piv, yog ua los ntawm cov txheej txheem polyolefin thiab ua tiav qhov hluav taws kub retardancy los ntawm inorganic nplaim retardants es tsis yog halogen-muaj additives. Qhov sib txawv tseem ceeb tshaj plaws ntawm ob qho no pom tseeb thaum muaj hluav taws.
PVC yuav tso tawm ntau cov pa luam yeeb thiab cov pa roj uas muaj chlorine thaum hlawv. Cov ntaub ntawv LSZH, ntawm qhov tod tes, tsim cov pa luam yeeb tsawg dua thiab tsis tso tawm ntau cov pa roj halogen acid. Qhov no pab tswj kom pom kev thaum lub sijhawm tshem tawm thiab txo kev puas tsuaj rau cov khoom siv hluav taws xob thiab khoom siv hluav taws xob.
Ntxiv mus, cov ntaub ntawv LSZH zoo dua nrog rau kev nyab xeeb thiab kev xav tau ib puag ncig ntawm cov haujlwm tsim kho vaj tse niaj hnub, suav nrog cov tsheb ciav hlau, cov chaw khaws ntaub ntawv, tshav dav hlau, tsev kho mob, thiab cov tsev pej xeem. PVC tseem muaj qhov zoo ntawm tus nqi thiab kev ua haujlwm zoo, ua rau nws haum rau ntau daim ntawv thov ib txwm muaj.
Los ntawm qhov pom ntawm qhov kub thiab txias, cov tshuaj LSZH tuaj yeem tsim los ua kom tau raws li qhov ntsuas kub ntawm 70 ° C, 90 ° C, 105 ° C, thiab txawm tias siab dua, nyob ntawm qhov yuav tsum tau ua ntawm daim ntawv thov. Cov tshuaj PVC ib txwm muaj feem ntau siv rau hauv cov khoom siv cable ntsuas ntawm 70 ° C lossis 90 ° C. Yog li ntawd, cov ntaub ntawv LSZH tau nyiam ntau dua hauv cov ntawv thov uas xav tau kev nyab xeeb ntxiv thiab kev ua haujlwm kub siab.
Cov Qauv Twg Yuav Tsum Tau Ua Raws Li LSZH Cov Khoom Siv?
Cov ntaub ntawv LSZH tiag tiag yuav tsum ua raws li cov qauv kev lag luam thiab cov kev cai xeem uas tau lees paub.
Rau kev ua haujlwm tsis muaj halogen, IEC 60754-1 thiab IEC 60754-2 feem ntau yog siv los ntsuas qhov ntau ntawm cov pa roj halogen acid uas tso tawm thaum lub sijhawm hlawv, nrog rau qhov acidity thiab conductivity ntawm cov pa roj hlawv. IEC 60754-2 qhia meej tias tus nqi pH ntawm cov pa roj hlawv yuav tsum tsis pub tsawg dua 4.3 thiab qhov conductivity yuav tsum tsis pub tshaj 10 μS/mm2.
Rau kev ua haujlwm tsawg pa luam yeeb, IEC 61034 series ntsuas qhov ceev ntawm pa luam yeeb los ntawm kev sim lub teeb ci.
Ntxiv rau, kev ua tau zoo ntawm cov hluav taws kub feem ntau raug soj ntsuam raws li IEC 60332 thiab GB / T 18380 cov qauv, thaum GB / T 19666 qhia txog cov kev cai rau cov xov hluav taws kub thiab cov xov hluav taws kub.
Rau cov lag luam xa tawm thiab cov haujlwm thoob ntiaj teb, cov ntaub ntawv cable kuj tseem yuav tsum ua raws li cov cai ib puag ncig xws li RoHS thiab REACH.
Vim li cas ntau qhov project xaiv LSZH Cables?
Kev siv cov LSZH cables ntau zuj zus yog vim muaj kev thov kom muaj kev nyab xeeb hluav taws, kev tiv thaiv ib puag ncig, thiab kev tiv thaiv cov cuab tam.
Cov txiaj ntsig tseem ceeb suav nrog:
Txo cov pa luam yeeb thaum muaj hluav taws kub, txhim kho qhov pom kev rau kev khiav tawm thiab kev teb rau xwm txheej ceev.
Txo cov pa roj corrosive, pab tiv thaiv cov kab ke sib txuas lus, cov khoom siv hluav taws xob, cov khoom siv hauv chaw khaws ntaub ntawv, thiab lwm yam khoom siv hluav taws xob rhiab heev.
Ua raws li cov cai ib puag ncig thiab cov lus qhia ntawm qhov project uas nruj zuj zus.
Haum rau cov ntawv thov kev nyab xeeb siab xws li kev thauj mus los ntawm tsheb ciav hlau, cov chaw khaws ntaub ntawv, tshav dav hlau, tsev kho mob, cov tshuab photovoltaic, cov tsheb fais fab, thiab cov chaw pej xeem loj.
Tib lub sijhawm, kev nce qib tas mus li hauv cov khoom siv thev naus laus zis tau txhim kho cov khoom siv kho tshuab, kev ua haujlwm thermal, cov yam ntxwv ua tiav, thiab kev ntseeg siab mus sij hawm ntev ntawm cov khoom siv rwb thaiv tsev LSZH niaj hnub thiab cov khoom sib xyaw ua ke, txuas ntxiv nthuav lawv cov ntawv thov.
IB LUB NTIJ TEB LSZH Cable Khoom Siv Kev daws teeb meem
Ua ib lub chaw tsim khoom siv cable tshaj lij,IB LUB NTIJ TEBtshwj xeeb hauv kev tshawb fawb, kev txhim kho, kev tsim khoom, thiab kev txhawb nqa kev siv tshuab ntawm cov ntaub ntawv cable. Peb cov khoom lag luam suav nrog LSZH Sheathing Compounds, LSZH Insulation Compounds, HFFR Compounds, Cross-Linked Polyolefin (XLPO) Compounds, thiab PVC Cable Compounds.
Cov ntaub ntawv no siv dav hauv cov xov hluav taws xob, cov xov sib txuas lus, cov xov hlau thauj mus los, cov xov chaw khaws ntaub ntawv, cov xov photovoltaic, cov xov hluav taws xob tsheb, thiab lwm yam kev siv cable tshwj xeeb.
Los ntawm kev ua kom zoo dua cov khoom siv thiab cov yam ntxwv ua haujlwm, ONE WORLD cog lus tias yuav muab cov chaw tsim khoom siv cable nrog cov khoom siv txhim khu kev qha, nrog rau kev txhawb nqa kev siv tshuab uas suav nrog kev xaiv cov khoom siv, kev ntsuam xyuas cov qauv, thiab kev siv ntau lawm.
Xaus lus
Raws li cov kev cai nyab xeeb txuas ntxiv mus ntxiv thoob plaws kev thauj mus los ntawm tsheb ciav hlau, cov chaw khaws ntaub ntawv, lub zog rov ua dua tshiab, cov txheej txheem khaws cia lub zog, thiab cov haujlwm tsim kho vaj tse rau pej xeem, cov ntaub ntawv LSZH tab tom dhau los ua ib qho ntawm cov kev taw qhia tseem ceeb hauv kev lag luam cable.
Piv rau cov khoom sib xyaw PVC ib txwm muaj, cov ntaub ntawv LSZH muaj cov txiaj ntsig zoo heev ntawm kev tso pa tawm tsawg, kev ua haujlwm tsis muaj halogen, kev ua raws li ib puag ncig, thiab kev tiv thaiv cov khoom siv. Yog li ntawd, lawv tau dhau los ua qhov kev xaiv zoo tshaj plaws rau kev siv cable kev nyab xeeb siab.
Nrog rau kev hloov pauv ntawm cov qauv kev lag luam thiab kev thov ua lag luam uas nce zuj zus, kev siv cov khoom siv cable LSZH yuav txuas ntxiv nthuav dav. ONE WORLD yuav cog lus rau kev tsim kho thiab tsim cov khoom siv cable ua tau zoo, muab cov kev daws teeb meem khoom siv txhim khu kev qha thiab kev txhawb nqa kev tshaj lij rau cov tuam txhab cable thoob ntiaj teb.
Lub sijhawm tshaj tawm: Lub Rau Hli-25-2026