Mangaki ama-amps angafaka i-18 gauge wire (ukuphuka ngezithombe)
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Mangaki ama-amps angafaka i-18 gauge wire (ukuphuka ngezithombe)

18.02.2023 /

Abantu abaningi abaqondi ubudlelwano phakathi kwe-wire gauge namandla. Umuntu angase acabange ukuthi izintambo ezingu-18-gauge zingasetshenziswa kunoma iyiphi isifunda, kodwa akunjalo. Lapho i-voltage ishintsha, inani eliphezulu lamanje lalolo cingo liyashintsha. Ngokufanayo, asikwazi ukungazinaki ubude bocingo kanye nomthelela walo. Ngiye ngazibonela lokhu okokuqala kumaphrojekthi amaningi kagesi. Ngakho-ke namuhla ngizogxila ekuhlukaniseni nasengxoxweni yokuthi zingaki izintambo ze-amps 18 gauge ezingabamba.

Ngokujwayelekile, i-18 gauge wire ingakwazi ukuphatha ama-amps angu-14 ku-90°C. Leli izinga elijwayelekile elilandelwa abantu abaningi abasebenza ngogesi. Nokho, kuye ngebanga ne-voltage, inani lamanje elingenhla lingashintsha.

Mangaki ama-amps angabamba i-18 AWG?

I-AWG imele i-American Wire Gauge. Lena indlela ejwayelekile yokukala igeji yocingo eNyakatho Melika.

18 AWG intambo yethusi imelana nama-amps angu-14 ku-90°C. Ngokuvamile i-18 AWG inobubanzi bocingo obungu-1.024 mm2 kanye nendawo enqamula izingxenye ezingu-0.823 mm2.

I-amplitude incike ezicini ezihlukahlukene ezifana nokungenzi kabusha, ukulinganisa kwamandla kagesi, ukuguquguquka, ukuminyana kanye nokuvutha. Nokho, izinga lokushisa lingabizwa ngokuthi isici esibaluleke kakhulu. Uma izinga lokushisa liphezulu, amandla alinganisiwe ayanda.

Kungakho ochwepheshe abaningi bebhala izinga lokushisa elithile ngosayizi wentambo. Kusithombe-skrini esingenhla, ungathola osayizi abahlukahlukene bezintambo ezifanele amazinga okushisa athile namabanga.

Mangaki ama-amps angabamba intambo yegeji engu-18 kuma-volts ayi-12?

Njengoba ngishilo ekuqaleni, i-amperage iyahlukahluka ngokuya nge-voltage nobude bezintambo. Ngakho-ke uma usebenzisa i-12V, okwamanje kuyahlukahluka kusuka ku-0.25A kuya ku-10A kuye ngebanga. Ukwehla kwamandla kagesi yisona sizathu esiyinhloko salolu shintsho.

Ukuwa kwe-Voltage

Noma nini lapho ukumelana nocingo kukhula, ukwehla kwe-voltage kuyanda ngokufanele. Uma unenkinga yokuqonda umqondo ongenhla, le ncazelo ingasiza.

Ukumelana kuncike endaweni ye-cross-sectional kanye nobude bocingo. Landela isibalo esingezansi.

Nakhu u-R ukumelana. ρ yi-resistivity (inani eliqhubekayo). U-A uyindawo ephambanayo yocingo futhi u-L ubude bentambo.

Ngakho-ke, njengoba ubude begeji ye-18-wire gauge bukhuphuka, ukumelana kukhula ngokufanele.

Ngokomthetho ka-Ohm,

I-V iyi-voltage, mina eyamanje, futhi u-R ukumelana.

Ngakho-ke, ekumelaneni okuphezulu, ukwehla kwe-voltage kuyanda.

Ukwehla kwamandla kagesi okuvumelekile

Ukwehla kwamandla kagesi okuvunyelwe kufanele kube ngaphansi kuka-3% ekukhanyisweni kanye no-5% kwezinye izinto zikagesi.

Uma kubhekwa ukwehla kwamandla kagesi, nazi izibonelo zezintambo zethusi eziyi-12V nezingu-18 gauge.

Isibonelo se-1

Njengoba ubona, uma okwamanje kungu-5 amps, ungasebenzisa i-18 gauge wire 5 izinyawo.

Isibonelo se-2

Njengoba ubona, uma i-current in 10 amps, kufanele usebenzise i-18 gauge wire ngaphansi kwamamitha angu-3 ukuhlukana.

Landela lesi sixhumanisi ukuze uthole umshini wokubala we-voltage drop.

Mangaki ama-amps angabamba intambo yegeji engu-18 kuma-volts ayi-24?

Uma i-voltage ingu-24 volts, i-gauge wire engu-18 ingakwazi ukuphatha okwamanje kusukela ku-10 VA kuya ku-50 VA. Njengakulezi zibonelo ezingenhla, lawa magugu anamabanga ahlukene.

Isibonelo se-1

Njengoba ubona, uma okwamanje kungu-5 amps, ungasebenzisa i-18 gauge wire 10 izinyawo.

Isibonelo se-2

Njengoba ubona, uma okwamanje kungu-10 amps, udinga ukusebenzisa i-18 gauge wire 5 feet.

Mangaki ama-amps angabamba intambo yegeji engu-18 kuma-volts ayi-120?

Kuma-volts angu-120, i-gauge wire engu-18 ingakwazi ukuphatha ama-amps angu-14 (ama-watts angu-1680). Ungagijima i-18 gauge wire 19 feet.

Bese ukhumbula: Lapha sigcina ukwehla kwamandla kagesi okuvumelekile ngaphansi kuka-3%.

Mangaki ama-amps angabamba intambo yegeji engu-18 kuma-volts ayi-240?

Kuma-volts angu-240, intambo yegeji engu-18 ingakwazi ukuphatha ama-amps angu-14 (3360 watts). Ungagijima i-18 gauge wire ifike ku-38 feet.

Kusetshenziswa i-18 gauge wire

Imvamisa, izintambo eziyi-18 gauge zingatholakala ezintanjeni zezibani eziyi-10A. Ngaphezu kwalokho, ungathola izintambo ze-gauge ezingu-18 ezinhlelweni ezilandelayo.

  • I-18 gauge wire iyindlela enhle kakhulu yamabhethri emoto nezinye izinhlelo zokusebenza zezimoto. Isibonelo, izintambo eziningi zesipika ziyi-gauge engu-12 kuya ku-18.
  • Abanye abantu basebenzisa i-18 gauge wire ukuze bangeze izintambo. Isibonelo, kumathuluzi kagesi afana nama-drill nama-grinder, lezi zintambo ze-gauge ezingu-18 zivamile.

Ikalelwe ini i-18 gauge wire?

Intambo engu-18 AWG ikalelwe ukukhanya kwe-voltage ephansi.

Ingabe impahla (i-aluminium/copper) iyayishintsha i-amperage?

Yebo, uhlobo lwezinto ezibonakalayo luthinta ngokuqondile i-amperage. I-Aluminium nethusi yizinto ezisetshenziswa kakhulu ukwenza lezi zintambo ze-AWG. Ngaphambi kokuthi singene sijule ekutheni okwamanje kuhluka kanjani ngezinto ezibonakalayo, nazi ezinye zezici ezihlukile zalawa makhondakta.

I-Copper

Phakathi kwezinsimbi ezimbili okukhulunywe ngazo ngenhla, abakhiqizi abaningi basebenzisa ithusi ekukhiqizeni izintambo. Ungathola izintambo zethusi kumishini yesimanje yokusabalalisa ugesi kanye ne-electronics. Kunezizathu eziningi zokuthandwa okunjalo. Nazi ezinye zazo.

conductivity ephakeme

Esinye sezizathu ezibalulekile zokuthandwa okunjalo yi-conductivity. I-Copper ine-conductivity ephakeme kakhulu kagesi phakathi kwezinsimbi ezingabalulekile. Lokhu kusho ukuthi ithusi lisebenza kakhulu kune-aluminium.

Ukwandiswa kwe-thermal ephansi

Ngaphezu kwalokho, i-coefficient ephansi yokwandisa okushisayo nayo iyinzuzo yokusebenzisa ithusi. Ngenxa yalokhu, ithusi alishintshi kalula ngokushintsha kwezinga lokushisa.

Ithuba lokuthola i-patina eluhlaza

I-patina eluhlaza iyikhemikhali eyakha ngokwemvelo phezu kwethusi nethusi. Leli khemikhali liyingxube yama-sulfide, i-chloride yethusi, ama-carbonates nama-sulfate. Ngenxa yongqimba lwe-patina eluhlaza, ithusi linokumelana nokugqwala okuphezulu.

Ithiphu: I-patina eluhlaza ayithinti izici zocingo lwethusi.

Aluminium

I-Aluminium iyinsimbi ethandwa kancane uma iqhathaniswa nezintambo zethusi. Kodwa-ke, i-aluminium inezici ezithile ezihlukile ezingaba yinzuzo kakhulu. Nazi ezinye zazo.

Isisindo esincane

Naphezu kweqiniso lokuthi i-aluminium ine-conductivity engaphansi ngamaphesenti angu-61 kunethusi, i-aluminium ilingana namaphesenti angu-30 esisindo sethusi. Ngenxa yalokhu, izintambo ze-aluminium kulula ukuzibamba.

Okungabizi

Uma iqhathaniswa nethusi, i-aluminium ishibhe kakhulu. Uma ufuna isabelomali esiphansi sokuhlanganisa iphrojekthi kagesi, i-aluminium kufanele ibe yisinqumo sakho.

Bese ukhumbula: I-Aluminium ihlangana namanzi futhi ikhiphe igesi ye-hydrogen. Lokhu kuyinkinga enkulu phakathi kwabakhiqizi. Abakwazi ukusebenzisa izintambo ze-aluminium ukwenza imisebenzi efana nokubeka izintambo ezihamba ngaphansi kolwandle. (1)

Kuthiwani ngamandla amanje?

Isibonelo, uma usebenzisa i-8 gauge ye-copper wire emsebenzini owunikeziwe, uzodinga i-aluminium gauge wire ye-aluminium yomsebenzi ofanayo. Khumbula ukuthi ngezinombolo zegeji ephakeme, ukujiya kocingo kuyehla. Ngakho-ke, uzodinga i-aluminium ebanzi kakhulu.

Izinzuzo zokuqonda i-18 gauge wire amps

Ukwazi izilinganiso ze-amperage ze-18 gauge wire kuzokusiza ukuthi ukhethe izinto zikagesi ezifanele kanye nezinhlelo zokusebenza. Ngobukhulu obuncane, ukumelana nocingo kuyanda ngenxa yendawo encane ye-cross-sectional. Lokhu kusho ukuthi izintambo zizoshisa futhi ekugcineni zincibilike. Noma ngezinye izikhathi kungase kuthinte ugesi wakho. Ngakho-ke, ukuxhuma nge-gauge efanele yocingo kubalulekile. Ungasebenzisi i-18 gauge wire kusekethe engaphezu kuka-14 amps. (2)

Imibuzo evame ukubuzwa

Ingabe ibanga liyawathinta ama-amps?

Yebo. Njengoba ibanga likhula, inani le-amplifier liyancipha ngenxa yokumelana okuphezulu. Yingakho kufanele ugijime izintambo ezingeni elamukelekile le-voltage.

Umkhawulo wamanje wentambo engu-18 AWG?

Ngokuvamile, izintambo ezingu-18 AWG zingabamba kufika ku-16A. Kodwa ileveli enconyiwe ngu-14A. Ngakho-ke, gcina inani le-amplifier endaweni ephephile.

Sithini isilinganiso se-ampere socingo oluyintambo oluyigeji engu-18?

Isilinganiso sezintambo ezimaphakathi ze-18 gauge ngu-14A. Kodwa-ke, izintambo eziqinile ziyakwazi ukuthwala amandla amaningi kunezintambo eziboshiwe. Abanye ochwepheshe bangakhawulela i-18 gauge wire stranded ibe ngu-7A.

Siyini isilinganiso se-ampere sentambo yezimoto eyi-gauge engu-18?

Izintambo zezimoto eziyi-18 gauge zihlukile. Lezi zintambo zingasebenza ukusuka ku-3A kuye ku-15A. Uma kukhulunywa ngebanga, uzokwazi ukumboza ukusuka kumafidi angu-2.4 ukuya ku-12.2 wamafidi.

Ukufingqa

Ngokungangabazeki, i-18 gauge wire iyisinqumo esihle kakhulu sokufaka ama-voltage aphansi. Ikakhulukazi uma usebenzisa ama-amp bulbs angu-10, i-18 gauge wire ilungele lawa ma-bulb.

Nokho, qiniseka ukuthi uyawenza umsebenzi wakho wesikole ngaphambi kokwenza isinqumo sakho sokugcina. Hlola izinga lokwehla kwamandla kagesi kuye ngebanga. Futhi hlola uhlobo lwezintambo; kanzima noma esontekile. Ungasebenzisi intambo enezintambo esikhundleni socingo oluqinile. Iphutha elinjalo lobuwula lingalimaza i-electronics yakho noma izintambo ezincibilikisa.

Bheka ezinye zezihloko zethu ngezansi.

  • Mangaki ama-watts angakala isibambo sentambo yesipikha esingu-16?
  • Uyini usayizi wocingo wama-amps angu-20 220v
  • Lapho ungathola khona ucingo oluwugqinsi lwethusi lwezicucu

Izincomo

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

(2) izinto zikagesi - https://www.britannica.com/technology/electronics

Izixhumanisi zevidiyo

2 Core 18 AWG Copper Wire Unpacking

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