Muaj pes tsawg amps tuaj yeem 18 gauge hlau (kev tawg nrog cov duab)
Cov cuab yeej thiab cov lus qhia

Muaj pes tsawg amps tuaj yeem 18 gauge hlau (kev tawg nrog cov duab)

18.02.2023 /

Cov neeg feem coob tsis nkag siab txog kev sib raug zoo ntawm lub ntsuas hluav taws xob thiab lub peev xwm. Ib tug yuav xav tias 18-gauge xov hlau yuav siv tau nyob rau hauv ib lub voj voog, tab sis qhov no tsis yog li ntawd. Thaum qhov hluav taws xob hloov pauv, qhov siab tshaj plaws tam sim no tus nqi rau qhov tshwj xeeb xaim hloov. Ib yam li ntawd, peb tsis tuaj yeem tsis quav ntsej qhov ntev ntawm cov xaim thiab nws lub zog. Kuv tau ntsib thawj zaug no ntawm ntau qhov haujlwm hluav taws xob. Yog li hnub no kuv mam li tsom mus rau qhov disassembly thiab kev sib tham ntawm pes tsawg amps 18 gauge hlau tuaj yeem ua tau.

Feem ntau, 18 gauge hlau tuaj yeem tuav 14 amps ntawm 90 ° C. Qhov no yog cov txheej txheem ua raws li feem ntau cov kws kho hluav taws xob. Txawm li cas los xij, nyob ntawm qhov kev ncua deb thiab qhov hluav taws xob, tus nqi tam sim no tuaj yeem hloov pauv.

Muaj pes tsawg amps tuaj yeem ua 18 AWG?

AWG stands rau American Wire Gauge. Qhov no yog tus txheej txheem rau kev ntsuas hlau ntsuas hauv North America.

18 AWG tooj liab hlau tiv taus 14 amps ntawm 90 ° C. Feem ntau 18 AWG muaj ib txoj kab uas hla ntawm 1.024 mm2 thiab qhov chaw hla ntawm 0.823 mm2.

Lub amplitude nyob ntawm ntau yam xws li tsis-reactivity, voltage ntsuam xyuas, yooj, ceev thiab flammability. Txawm li cas los xij, qhov kub thiab txias tuaj yeem hu ua qhov tseem ceeb tshaj plaws. Thaum qhov kub thiab txias, qhov ntsuas hluav taws xob nce.

Tias yog vim li cas cov kws tshaj lij feem ntau teev qhov tshwj xeeb kub nrog cov hlau loj. Hauv qhov screenshot saum toj no, koj tuaj yeem pom ntau qhov sib txawv ntawm cov xov hlau uas haum rau qee qhov kub thiab qhov deb.

Muaj pes tsawg amps tuaj yeem ua 18 lub ntsuas hluav taws xob tuav ntawm 12 volts?

Raws li kuv tau hais ua ntej, amperage sib txawv nrog qhov voltage thiab xaim ntev. Yog li thaum koj thov 12V, qhov tam sim no txawv ntawm 0.25A txog 10A nyob ntawm qhov deb. Voltage poob yog qhov laj thawj tseem ceeb rau qhov kev hloov pauv no.

Voltage poob

Thaum twg cov hlau tsis kam nce, qhov voltage poob nce raws li. Yog tias koj muaj lub sijhawm nyuaj nkag siab lub ntsiab lus saum toj no, qhov kev piav qhia no yuav pab tau.

Qhov tsis kam yog nyob ntawm qhov chaw hla ntu thiab qhov ntev ntawm cov xaim. Ua raws li qhov sib npaug hauv qab no.

Ntawm no R yog qhov tsis kam. ρ yog qhov resistivity (tus nqi tas li). A yog qhov chaw hla ntawm cov hlau thiab L yog qhov ntev ntawm cov hlau.

Yog li, raws li qhov ntev ntawm 18-wire gauge nce, qhov kev tiv thaiv nce raws li.

Raws li Ohm txoj cai,

V yog voltage, kuv yog tam sim no, thiab R yog tsis kam.

Yog li ntawd, nyob rau hauv ib tug ntau dua kuj, qhov voltage poob nce.

Tso cai voltage poob

Qhov tso zis hluav taws xob poob yuav tsum tsawg dua 3% rau cov teeb pom kev zoo thiab 5% rau lwm yam khoom siv hluav taws xob.

Muab qhov voltage poob, ntawm no yog qee qhov piv txwv rau 12V thiab 18 gauge tooj liab xov hlau.

Piv txwv li 1

Raws li koj tuaj yeem pom, yog tias qhov tam sim no yog 5 amps, koj tuaj yeem khiav 18 gauge hlau 5 ko taw.

Piv txwv li 2

Raws li koj tuaj yeem pom, yog tias qhov tam sim no yog 10 amps, koj yuav tsum khiav 18 gauge hlau tsawg dua 3 feet sib nrug.

Ua raws li qhov txuas no rau lub ntsuas hluav taws xob poob.

Muaj pes tsawg amps tuaj yeem ua 18 lub ntsuas hluav taws xob tuav ntawm 24 volts?

Thaum qhov hluav taws xob yog 24 volts, 18 gauge hlau tuaj yeem ua haujlwm tam sim no ntawm 10 VA txog 50 VA. Raws li cov piv txwv saum toj no, cov nqi no muaj qhov sib txawv.

Piv txwv li 1

Raws li koj tuaj yeem pom, yog tias qhov tam sim no yog 5 amps, koj tuaj yeem khiav 18 gauge hlau 10 ko taw.

Piv txwv li 2

Raws li koj tuaj yeem pom, yog tias tam sim no yog 10 amps, koj yuav tsum tau khiav 18 gauge hlau 5 feet.

Muaj pes tsawg amps tuaj yeem ua 18 lub ntsuas hluav taws xob tuav ntawm 120 volts?

Ntawm 120 volts, 18 gauge hlau tuaj yeem tuav 14 amps (1680 watts). Koj tuaj yeem khiav 18 gauge hlau 19 ko taw.

Nco ntsoov: Ntawm no peb khaws qhov tso cai voltage poob qis dua 3%.

Muaj pes tsawg amps tuaj yeem ua 18 lub ntsuas hluav taws xob tuav ntawm 240 volts?

Ntawm 240 volts, 18 gauge hlau tuaj yeem tuav 14 amps (3360 watts). Koj tuaj yeem khiav 18 gauge hlau mus txog 38 ko taw.

Siv 18 gauge hlau

Feem ntau, 18 gauge xov hlau tuaj yeem nyob hauv 10A teeb hlua. Tsis tas li ntawd, koj tuaj yeem pom 18 qhov ntsuas hluav taws xob hauv cov ntawv thov hauv qab no.

  • 18 gauge hlau yog qhov kev xaiv zoo tshaj plaws rau lub tsheb roj teeb thiab lwm yam kev siv tsheb. Piv txwv li, feem ntau cov kab lus hais lus yog 12 txog 18 gauge.
  • Qee cov neeg siv 18 gauge xaim rau cov hlua txuas ntxiv. Piv txwv li, hauv cov cuab yeej hluav taws xob xws li kev xyaum thiab cov tshuab sib tsoo, cov 18 gauge xov hlau no muaj ntau.

Dab tsi yog 18 gauge hlau ntsuas rau?

18 AWG hlau yog ntsuas rau qhov tsis tshua muaj hluav taws xob teeb pom kev zoo.

Puas yog cov khoom siv (aluminium / tooj liab) hloov lub amperage?

Yog, hom khoom siv ncaj qha cuam tshuam rau amperage. Txhuas thiab tooj liab yog cov khoom siv feem ntau siv los tsim cov AWG xov hlau. Ua ntej peb dhia mus rau hauv yuav ua li cas tam sim no sib txawv nrog cov khoom, ntawm no yog qee qhov tshwj xeeb ntawm cov khoom siv no.

Tooj liab

Ntawm ob cov hlau uas tau hais los saum no, feem ntau cov tuam ntxhab siv tooj liab rau kev tsim cov xov hlau. Koj tuaj yeem pom cov xov tooj tooj liab hauv cov khoom siv hluav taws xob niaj hnub thiab cov khoom siv hluav taws xob. Muaj ntau yam laj thawj rau qhov muaj koob meej. Nov yog qee qhov ntawm lawv.

siab dua conductivity

Ib qho ntawm cov laj thawj tseem ceeb rau qhov muaj koob npe zoo li no yog conductivity. Tooj liab muaj qhov zoo tshaj plaws hluav taws xob conductivity ntawm cov hlau tsis muaj nqi. Qhov no txhais tau hais tias tooj liab yog conductive ntau tshaj li txhuas.

Tsawg thermal expansion

Tsis tas li ntawd, qhov qis coefficient ntawm thermal expansion kuj yog qhov zoo ntawm kev siv tooj liab. Vim li no, tooj liab tsis yooj yim hloov nrog kev hloov kub.

Muaj cib fim kom tau ntsuab patina

Ntsuab patina yog ib yam tshuaj uas tsim ib txwm muaj ntawm tooj liab thiab tooj liab. Cov tshuaj no yog sib xyaw ntawm sulfides, tooj liab chloride, carbonates thiab sulfates. Vim lub ntsuab patina txheej, tooj liab muaj ntau dua corrosion kuj.

Tswv yim: Ntsuab patina tsis cuam tshuam rau cov yam ntxwv ntawm cov hlau hlau.

Txhuas

Aluminium yog cov hlau tsis tshua nyiam dua piv rau tooj liab. Txawm li cas los xij, aluminium muaj qee qhov tshwj xeeb uas tuaj yeem ua tau zoo heev. Nov yog qee qhov ntawm lawv.

Tsawg dua qhov hnyav

Txawm hais tias qhov tseeb tias txhuas muaj 61 feem pua ​​​​tsawg dua li tooj liab, txhuas yog sib npaug li 30 feem pua ​​​​ntawm qhov hnyav ntawm tooj liab. Vim li no, txhuas hlau yog ib qho yooj yim los lis.

pheej yig

Piv rau tooj liab, aluminium yog pheej yig dua. Yog tias koj tab tom nrhiav rau qhov project hluav taws xob hluav taws xob tsawg tsawg, aluminium yuav tsum yog koj xaiv.

Nco ntsoov: Aluminium reacts nrog dej thiab tso tawm hydrogen gas. Qhov no yog ib qho teeb meem loj ntawm cov tuam ntxhab. Lawv tsis tuaj yeem siv cov xov hlau txhuas rau cov dej num xws li tso cov submarine cables. (1)

Yuav ua li cas txog lub zog tam sim no?

Piv txwv li, yog tias koj siv 8 gauge tooj liab hlau rau ib txoj haujlwm, koj yuav xav tau 6 gauge txhuas hlau rau tib txoj haujlwm. Nco ntsoov tias nrog cov lej ntsuas ntau dua, lub thickness ntawm cov hlau yuav txo qis. Yog li, koj yuav xav tau tuab aluminium hlau.

Cov txiaj ntsig ntawm kev nkag siab 18 gauge hlau amps

Paub txog qhov kev ntsuas amperage rau 18 lub ntsuas hluav taws xob yuav pab koj xaiv cov khoom siv hluav taws xob zoo thiab kev siv. Nrog lub thickness me me, qhov kev tiv thaiv ntawm cov xaim nce vim qhov chaw me me ntawm qhov sib tshooj. Qhov no txhais tau hais tias cov xov hlau yuav kub thiab thaum kawg yaj. Los yog qee zaum nws tuaj yeem cuam tshuam koj cov khoom siv hluav taws xob. Yog li ntawd, kev sib txuas nrog qhov tseeb ntsuas ntawm cov hlau yog qhov tseem ceeb. Tsis txhob siv 18 gauge hlau nyob rau hauv ib lub voj voog uas tshaj 14 amps. (2)

Cov lus nug nquag nug

Qhov kev ncua deb puas cuam tshuam rau amps?

Yog lawm. Raws li qhov kev ncua deb nce, tus nqi ntawm lub amplifier txo qis vim qhov kev ua haujlwm siab dua. Qhov no yog vim li cas koj yuav tsum tau khiav cov xov hlau ntawm qhov kev lees paub qhov voltage.

Qhov siab tshaj plaws tam sim no rau 18 AWG hlau?

Feem ntau, 18 AWG hlau tuaj yeem ua tau txog 16A. Tab sis qhov pom zoo yog 14A. Yog li, khaws tus nqi amplifier hauv thaj chaw nyab xeeb.

Dab tsi yog qhov ntsuas ampere rau 18 gauge stranded hlau?

Qhov nruab nrab qhov ntsuas ntawm 18 gauge yog 14A. Txawm li cas los xij, cov xaim khoom muaj peev xwm nqa tau ntau dua tam sim no tshaj cov xov hlau. Qee cov kws tshaj lij tuaj yeem txwv 18 qhov ntsuas cov hlua khi rau 7A.

Dab tsi yog qhov ntsuas ampere rau 18 gauge automotive hlau?

18 gauge automotive hlau yog tshwj xeeb. Cov xov hlau no tuaj yeem ua haujlwm ntawm 3A txog 15A. Thaum nws los txog deb, koj yuav tau npog ntawm 2.4 ko taw mus rau 12.2 ko taw.

Summing txog

Undeniably, 18 gauge hlau yog qhov kev xaiv zoo tshaj plaws rau kev teeb tsa hluav taws xob tsawg. Tshwj xeeb tshaj yog tias koj siv 10 amp qhov muag teev, 18 gauge hlau yog qhov zoo tagnrho rau cov qij no.

Txawm li cas los xij, nco ntsoov ua koj cov ntawv ua tom tsev ua ntej koj txiav txim siab zaum kawg. Xyuas cov theem ntawm voltage poob nyob ntawm qhov kev ncua deb. Kuj xyuas cov hlau hom; nyuaj los yog twisted. Tsis txhob siv cov hlua khi tsis siv cov hlau tsis muaj zog. Qhov kev ua yuam kev ruam no tuaj yeem ua rau koj cov khoom siv hluav taws xob puas lossis cov xaim yaj.

Ua tib zoo saib qee qhov ntawm peb cov lus hauv qab no.

  • Muaj pes tsawg watts tau 16 gauge hais lus hlau kov?
  • Dab tsi yog qhov loj me rau 20 amps 220v
  • Qhov twg mus nrhiav tuab tooj liab hlau rau seem

tswv yim pom zoo

(1) submarine cables - https://www.business-standard.com/podcast/current-affairs/what-are-submarine-cables-122031700046_1.html

(2) electronics – https://www.britannica.com/technology/electronics

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