Uas hlau siv rau xov nyob rau hauv lub apartment? Qhov kev xaiv ntawm cable rau xov

Thaiv nyob rau hauv qhov nyob rau hauv cov laus lub tsev nyob rau hauv feem ntau, twb hnav tawm thiab yuav tsum tau hloov. Nyob rau hauv tas li ntawd, cov laus domestic network yog kiag li tsis tsim rau lub hwj chim ntawm niaj hnub khoom vaj khoom tsev. Ntawm cov hoob kawm, thaum koj yuav tau tshiab cables yuav tsum xav txog ib co tseem ceeb. Hais txog dab tsi zoo ntawm hlau siv rau xov nyob rau hauv ib tug chav tsev yog zoo tshaj plaws, thiab sib tham txog nyob rau hauv no tsab xov xwm.

Yuav ua li cas muab los xav thaum xaiv

Tus thawj yam uas koj yuav tsum txiav txim siab - ib tug seem ntawm lub neej yav tom ntej ntawm lub cable. Qhov no parameter nyob rau tej yam tseem ceeb:

• network ntev thiab chaw pib kuj;
• cov kev tsim load rau nws;
• raug cov ntaub ntawv uas.

Thaum txiav txim siab seb hlau yog siv rau cov xov nyob rau hauv ib tug tsev luv luv network nrog ib tug hnyav load, nws yog tsim nyog los ua kom pom tseeb rau hauv lub cua sov tej yam kev mob. Cross seem rau ntev kab mus rau ib tug twg zoo kawg thiab nyob rau cov kuj muaj nqis. Tsis tas li ntawd nyob rau hauv cov ntaub ntawv no, tus neeg kho tshuab zog yog ib qho tseem ceeb.

Nrog hais txog qhov siv thiab ua cov khoom, thaum lub caij rau ob tug cables siv ntau ntau yam: tooj liab thiab txhuas. Nyob rau hauv rooj plaub thawj tus ntoo khaub lig seem me nyob rau hauv lub thib ob - ntau dua. Vim li no, feem coob ntawm cov tsev apartment tswv thaum lub caij xav mus ncab tawm nyob rau hauv lub flats tooj liab cables, muaj zoo conductivity.

noj load

Tus ntoo khaub lig seem ntawm hluav taws xob thaiv nyob rau hauv lub chav tsev yuav tsum muaj xws li hais tias tus tswv tom qab muaj lub sij hawm mus cuag tus tsim nyog hwj chim kiag li lawm. Tus tam sim no tus nqi rau cov kev kws yog txhais los ntawm kuv = P / V, qhov twg P - nws lub hwj chim (yuav tsum nyob rau hauv cov ntaub ntawv), V - lub mains voltage. Nyob rau hauv tshuab siv nws yog feem ntau 220 V. Yog li, piv txwv li, rau ib tug rhaub muaj ib lub hwj chim ntawm 2000 W, ib tug tam sim no tus nqi yog 9 A.

Cov yav tas yog xam tag nrho tam sim no ntawm tag nrho cov neeg tham lwm cov neeg muas zaub. Tus ntoo khaub lig-seem ntawm tooj liab hlau yog xaiv kev noj mus rau hauv tus account lub permissible 10 A ib square millimeter. Aluminium - 8 A. Nyob rau hauv cov ntaub ntawv uas, yog hais tias tus xov yog muab zais, cov qhov tseem ceeb yuav tsum tau khoo los ntawm tus kho lus tshaj - 0.8. Qhib xov nyob rau hauv ib tug tsev yog yuav luag yeej tsis siv. Txawm li cas los, yog hais tias rau ib co yog vim li cas yuav tsum xaiv xws ib qho kev xaiv, nws yog tsim nyog los siv hlau seem yog tsis tsawg tshaj li 4 hli ² muaj ib tug txaus txhua yam muaj zog. Nrog ntau dua cov neeg ampacity tooj liab thiab txhuas cables yuav nrhiav tau nyob rau tshwj xeeb ntxhuav.

Nyob ntawm tej kev thaiv nyob rau hauv ib tug chav tsev yog zoo dua mus xaiv nrog ib co cia lub hwj chim. Qhov no yuav tso cai rau nyob rau hauv lub neej yav tom ntej mus txuas rau lub network, tshiab cov khoom siv, cov purchase ntawm uas yog tsis tam sim no npaj.

Nyob rau hauv ib txwm nroog qhov mus ci ntsa iab rau hauv lub tooj liab hlau yog xaiv feem ntau tus ntoo khaub lig-section 1.5 ^mm2 rau nyob - 2.5 hli ^2. Lub chav ua noj zoo dua stretch qaum 4 mm ^2, vim yog feem ntau heev npaum li cas haib khoom siv - .. Qhov Cub Xob, tub yees, tshuab ntxuav tais diav thiab lwm yam Mounting tswv yim cable mus rau lub chav tsev yog xaiv li ntawd, hais tias nws cov seem yog ib kauj ruam siab dua tshaj li tsim nyog rau feem ntau haib ntsuas yuav tsum tau siv.

kuj

Cov lus nug zoo li cas ntawm hlau siv rau xov nyob rau hauv lub chav tsev, nrog rau cov nqi thiab qhov tseeb xaiv ntawm tus ntoo khaub lig seem nyob rau hauv cov nqe lus ntawm tau voltage losses. Kab txawm nyob rau hauv nroog qhov yog heev ntev. Nyob rau hauv cov ntaub ntawv no, voltage losses nyob rau hauv lub cables yuav ncav cuag ib tug tsis tsim nyog tus nqi. Xaiv ua tau li ntawd hais tias qhov no tus nqi tsis pub tshaj 5%. yuav tsum xub xam lub sij hawm rau xam cov load voltage ncos. Rau lub hwj chim no nyob rau hauv kW khoo los ntawm qhov ntev ntawm lub cable nyob rau hauv meters. Ntxiv tshwj xeeb ntxhuav rau kev txiav txim tiag tiag tsis feem pua. Nws yuav yog nyob ntawm seb load torque, cov cable ntoo khaub lig-seem thiab nws kav ntev npaum. Muaj cais ntxhuav rau peb-theem thiab ib theem tes hauj lwm. Txawm li cas los, yuav tsum paub hais tias lawv yog teev feem pua ntawm cov losses tsis suav cua kub cable thaum dhau los ntawm nws tam sim no. Yog li ntawd xaiv hlau seem nyob rau hauv cov ntaub ntawv no yuav tsum tau nrog ib tug paj tau paj. Hais tias yog, saib rau ntawm lub rooj tus nqi coj mus rau tsis muaj 5, thiab 4%.

mos hlau

Rau thaj chaw feem ntau xaiv mos mos saj zawg zog cables. Txhua tus tub ntxhais nyob rau hauv no cov ntaub ntawv muaj ib tug loj tus naj npawb ntawm nyias conductors. Cov cables yog ib qho yooj yim mus rub rau qhov complex layout nrog ntau ntau twists. Lub tsuas drawback ntawm qhov muag nyob ntawm tej yog hais tias lawv muaj crimp thiab nias rau lawv tshwj xeeb ntsis thaum xov yog kev cob cog rua.

tawv

Muaj yog ib yam zoo cable - nyuaj. Nyob rau hauv cov ntaub ntawv no, txhua tus tseem ceeb muaj ib zaug xwb neeg xyuas pib. Yeej, tsis muaj teeb meem dab tsi zoo ntawm hlau rau xov nyob rau hauv lub chav tsev yuav tsum xaiv - saj zawg zog los yog txhav. Qhov loj tshaj plaws yog kom phim lub cable loads nws los ntawm cov neeg. Rau lub nroog cov tsev apartment feem ntau xaiv peb-core versions ntawm lub grounding hlau. Rwb thaiv tsev nyob rau hauv rooj plaub no yuav muaj ib tug txawv xim. Brown los yog liab sib haum mus rau cov theem neeg xyuas pib, xiav - zero, daj - ntiaj teb.

Cov feem ntau siv qib hlau

Ib qho ntawm feem nrov xaiv yog cov NYM cable rau xov nyob rau hauv ib tug tsev haum zoo heev. Nws nruab nrab yog ib tug variant ntawm ib leeg-tas saj zawg zog lived thiab muaj ib tug yeej zoo lawm. Lwm zoo dua yog qhov xub ntiag ntawm ob cov ntsaws ruaj ruaj. Cov yav tas teeb meem ua rau nws fireproof.

Lwm yam, feem ntau siv nyob rau hauv qhov, - ib-hlau cable VVG, uas yuav ua tau round los yog tiaj tus. Qhov no embodiment leaner tshaj NYM, thiab raws li, yog ntau yooj yim nyob rau hauv stacking. Nws zoo, cov lwm yam, yuav tsum tau ntaus nqi tsis kim heev.

Qhov thib peb nrov xaiv - tso tseg PVA. Qhov no puag ncig cable muaj ib tug heev zoo yooj. Feem ntau cov feem ntau nws yog siv rau hauv tsev cov khoom siv nyob rau hauv ib tug network cable. Txawm li cas los, rau cov installation ntawm kab nws fits zoo heev.

Lwm yam uas koj yuav tsum paub

Nyob rau hauv cov ntaub ntawv uas, yog hais tias tus xov yuav tsum mus rub cov phab ntsa ntub dej tag los yog nce qab nthab, siv ib tug cable uas tsis txhawb combustion. Tej kev xaiv no yog cim nrog cov tsiaj ntawv "NG". Zoo tseem siv uas tsis yog-flammable cable nrog «ls» index. Cov rwb thaiv tsev ntawm nyob ntawm tej nyob rau hauv cov ntaub ntawv ntawm qhov hluav taws kub yuav tsis faib ib tug ntau ntawm teeb meem haus luam yeeb thiab roj cua.

Qhov zoo tshaj plaws ntawm tag nrho cov, yog hais tias tus cable thaiv nyob rau hauv lub chav tsev yuav tsum muab ob npaug rau insulated. Nyob rau hauv txhua rooj plaub, tseg qhov no yog tsis tsim nyog. Txwv tsis pub, piv txwv li, nyob rau hauv cov ntaub ntawv ntawm dej nyab nyob rau hauv lub chav tsev kuj hluav taws ua ib kev rho tawm ntau heev cia li puas thaum lub sij hawm installation los yog thaum lub sij hawm lub lag luam.

Yuav ua li cas mus xaiv cov keyboards

Yog li ntawd koj twb txiav txim siab nyob rau ntawm ib tug hlau siv rau xov nyob rau hauv lub chav tsev. Txawm li cas los, lub cables - nws yog, ntawm chav kawm, tsis yog lub caij ntawm lub network. Dhau li lawv, koj yuav tsum tau mus yuav ntau thiab ntau accessories. Switches raug xaiv feem ntau nyob rau hauv lub hauv paus zoo li cas ntawm cabling siv nyob rau hauv lub chav tsev - qhib los yog kaw. Ntawm cov hoob kawm, tus xaiv thawj nyob rau hauv cov ntaub ntawv no yog tsis tshua muaj siv. Yog li ntawd, rau ib tug huv tsev, feem ntau yuav, koj yuav tsum tau mus yuav dej ntws yaug keyboards.

Nyob rau hauv tas li ntawd, cov network ntsiab no muaj nyob nrog cov ntsia hlau thiab screwless terminals. Cov kev xaiv thawj tej zaum yuav tau ib tug zoo xaiv yog qhov hluav taws xob thaiv nyob rau hauv lub chav tsev ncav us txog siv txhuas cables. Qhov kawg yuav nws thiaj li podplavlyatsya me ntsis thiab pib txim taws. Nyob rau hauv cov ntaub ntawv no, nws yuav tsum txaus cia li mus ceev screws. Rau tooj liab xov yog feem ntau xaiv keyboards tuav terminals. Lawv yog cov yooj yim tshaj thaum txuas.

Xaiv cov outlets

Cov khoom no yog qhov zoo tshaj plaws xaiv, ua los ntawm cov manufacturers. Txawm li cas los, qhov yuav tsum tau mus zov tiv thaiv counterfeiting. Nyob rau hauv lub caij nyoog kawg no cov ntaub ntawv ntawm receptacles tej zaum yuav tuaj, piv txwv li, ib tug unpleasant tsw. Nyob rau hauv tas li ntawd, tsawg-zoo khoom no yog feem ntau ua los ntawm heev nyias los yog mos yas. Cov qhov hluav taws xob yuav tsum yog txaus mob hnyav. Tsis tas li ntawd xyuam xim rau cov mob ntawm lub hauv av sib cuag. Nws yuav tsum tsis txhob khoov.

Nws yuav tsum nqa nrog koj mus rau lub khw thiab sim mus ntsaws rau kom ntsaws rau hauv lub nplos. Ntawm cov hoob kawm, nws yuav tsum tsis txhob dai thiab lub caij nplooj zeeg. Rau no embodiment, raws li ib tug sab nraud thaiv nyob rau hauv ib tug tsev, raws li nyob rau hauv cov ntaub ntawv ntawm keyboards, nyob yog siv tshwj xeeb tsim.

Niaj hnub no, cov lag luam yuav ntsib thiab tshwj xeeb hom ntawm nyob, txawm peem rau, piv txwv li, USB connectors los yog LED-backlit. Tej zaum koj yuav xaiv yog xav thiab xws li ib tug embodiment.

Zoo, peb cia siab tias peb tsab xov xwm yuav pab tau koj txiav txim siab qhov kev txiav txim uas hlau siv rau xov nyob rau hauv ib lub nroog cov tsev apartment. Options thaum lub caij, muaj ntau ntau yam. Qhov tseem ceeb tshaj - yog siv cables haum rau lub hwj chim kiag li lawm thiab ruaj siab tshaj plaws.