1. rhw -2} Cable Txheej txheem cej luam
Rhw -2yog cov thermoset roj hmab-insulated cable tsim rau kev kub siab (90 degree) thiab cov chaw ntub dej. nws cov rooj sib tham naming sawv rau:
R- Roj hmab rwb thaiv tsev
H- Tshav Kub-Resistant
W- Cov chaw ntub qhov chaw haum
-2- rated rau 90℃hauv ob qho chaw qhuav thiab ntub dej
Rhw -2 Cabs muab cov khoom siv noo noo thiab huab cua depitalation thiab huab cua txhim kho kev teeb tsa thiab kev txhim kho .
2.} rhw -2} cable cov yam ntxwv thiab cov txiaj ntsig
Lub rhw -2} cable tiv thaiv, feem ntau yog kev ua kom muaj kev lag luam roj hmab qhuav thiab ntub dej, thiab sab nraum zoov {{5 5}
Nws muaj kev lim dej zoo dua thiab tuaj yeem ntsia cov khoom siv hauv av qis dua (Rhw 2 kev cia siab, rhw -2} Txoj kev kom yooj yim rau kev nyab xeeb, ua kom muaj kev nyab xeeb, durability {{8}
3. rhw -2} cable kev tsim kho
Rhw {-2 Cable tau tsim cov txheej txheem ntawm cov txheej txheem, RHE} Nws muaj cov txiaj ntsig tshiab
3.1 Rhw -2 bypper hlau
Tooj liab muaj cov hlau liab 2 ua yeeb yam zoo rau cov neeg nqus dej, lossis siv cov pa hluav taws xob zoo nkauj, lossis siv cov pa hluav taws xob zoo dua qub
3.2 Rhw -2}} nws hlau
Aluminium tus cwj pwm ntais thiab ntau dua cov nqi xa khoom, lossis cov khoom siv sib tw kom zoo rau cov khoom siv hnub ci thiab kev ua liaj ua teb {}
Cov rwb thaiv tsev txheej, ua los ntawm ePR lossis CSPE, ua kom muaj kev ua haujlwm ruaj khov thiab noo noo, UV kis, thiab kev ntxhov siab .
4.} rhw {{}} daim ntaub ntawv thiab kev kawm
Rhw -2 Cables siv tau hauv kev faib khoom siv hluav taws xob ntau, kev coj ua lag luam zoo, thiab cov hnub ci kev kawm ntawm no yog ob lub ntiaj teb kev tshawb fawb:
Kev Kawm Kev Kawm 1: Rhw -2 tooj liab hlau hauv kev lag luam siab siab
Nyob rau hauv lub tsev Manhattan tshiab tsim tsa, tus kws cog lus xaiv Rhw 2} Cov hlau loj {} Cov hlau loj {{1 {{4 4}}
Tom qab ib xyoos ntawm kev ua haujlwm, cov kab ke tshaj tawm cov tsis ua tiav thiab kev txo qis hauv kev saib xyuas txij nkawm, siab ua raws NEC cov qauv rau kev ua lag luam nruab kev nruab hol6 1}}
Cov Ntaub Ntawv Kev Kawm 2: Rhw -2}} Âuminium hlau nyob rau hauv kev ua liaj ua teb irrigation
Hauv Texas, ib daim liaj hauv nkoj loj yuav tsum muaj hluav taws xob hauv av muaj ntau npaum li cas los pab pawg thiab qhov hnyav
Qhov tshwm sim: 20% txo cov sijhawm ua haujlwm thiab 18% tus nqi txuag tau txais kev ua haujlwm txuas ntxiv thiab siv tshuaj lom neeg hauv av thiab tshuaj lom neeg .
5.} rhw -2}} Kev Txhim Kho Cov Qauv thiab Cov Qauv Txheej Txheem
Rhw -2 Cov kab ke yog cov khoom lag luam hauv av, thiab lwm yam kev sib tw, thiab phab ntsa uas ntub dej, thiab phab ntsa-mounting rau hauv kev lag luam lossis chaw muaj kev lag luam {{5 5}
Rhw -2 ua raws li:
UL 44(U {. s .}} txoj kev nyab xeeb)
CSA C22.2 Tsis muaj . 38(Canada)
Nec 310.15(Cov Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob thiab Kev Them Nyiaj Siv)
Ntau cov khoom yog tshav ntuj-tiv taus thiab pom zoo rau kev xaiv sab nraum zoov. Qhov kev xaiv zoo tagnrho rau kev ua raws cai thiab muaj kev nyab xeeb {}}
{{0 {}} rhw -2 Cov Lus Taw Qhia thiab Ntawv Qhia Xaiv
Xaiv txoj cai rhw {{{{{4 {}}} Cable yog nyob rau ntawm 6 {} Cov khoom siv tau, thiab kev lag luam xav tau .
Rau qhov siab tshaj plaws thiab txoj moo zoo zoo li lub zog hluav taws xob xwm txheej lossis 4 {}}
Rau cov av nkos lossis av sib sau ua ke, xyuas kom cov cable yog ul-npe rau kev ncaj qha beaker {}}}}}}} 15 rau ampacity thiab qhov ntsuas kub kho tau.
7.} rhw -2 Cable VS Lwm Hom Cable
Rhw -2 Cables Excel nyob rau hauv tshav kub tsis kam, hloov tiv thaiv .} koj piv:
Thhn / thwn -2:Thaum cov no tseem muaj nyob rau 90 degree, lawv siv PVC + Buring {}} '}'}} '}'} '}' .
RHH:RH BHles siv rulationfulation tab sis tsis muaj "W"}}} rhw {}}}} {}.
Rhw -2} sawv thaum muaj kev ntseeg siab thiab ruaj khov cable tov rau kev thov, cov hluav taws xob ntau.
8. rhw -2 Cable FAQs
1.} Tau rhw -2} cov cable yuav siv rau kev tawg ncaj?
Yog, rhw -2 puas nyob rau RHW 2 txoj kev faus neeg, haum rau hauv av sib sau yam tsis muaj conduit .
2. Yuav ua li cas Rhw 2 Txhuas Hlau sib piv rau Tooj Liab?
Txhuas yog sib dua thiab ntau dua kev lag luam zoo tshaj plaws rau kev ncua ntev. tooj liab muaj dua rau qhov tseem ceeb tshaj tawm {}}
{{03. yog rhw -2 Nws haum rau kev siv sab nraum zoov?
Kiag li {. nws yog UV-resistant thiab weatherproof, zoo tagnrho rau kis sab nraum zoov ib puag ncig.
4.} tuaj yeem rhw -2}}}} Siv rau hauv lub hnub ci?
Yog .} rhw -2 yog nquag siv nyob rau hauv photovoltaic nruab rau ob qho tib si thiab dc wiring tsis kam .
5. Cov qauv dab tsi yog rhw {{}}} ua raws?
Rhw -2} sib ntsibUL 44, CSA C22.2, thiabNFPA 70 (NEC)cov qauv, ua rau nws siv tau nyob rau hauv feem ntau North American project .
Los ntawm Tebchaws Asmeskas mus rau Jamaica, los ntawm Mexico rau Ecuador,Dongguan Ntau Ntau Hlau & Cable Co ., ltd .Cable khoom siv thoob tebchaws Asmeskas .}}}} Koj tuaj yeem ua tau zoo rau cov neeg siv nyiaj txiag, thov hu rau peb tam sim no.