Ukukhetha isixhumi sikagesi esifanele sohlelo lwakho lokusebenza kubalulekile ekwakhiweni kwemoto yakho noma okokusebenza kweselula. Izixhumi zezintambo ezifanele zinganikeza izindlela ezithembekile zokulinganisa, ukunciphisa ukusetshenziswa kwesikhala, noma ukuthuthukisa ukwenziwa nokugcinwa kwendawo. Kulesi sihloko sizofaka imibandela ebalulekile okufanele icatshangelwe lapho ukhetha izingxenye ze-electrical interconnect.
Isilinganiso samanje
Isilinganiso samanje isilinganiso senani lamanje (elishiwo ngama-amps) elingadluliswa kutheminali ehlanganisiwe. Qiniseka ukuthi isilinganiso samanje sesixhumi sakho sifana namandla okuthwala amanje amatheminali angawodwana axhunyiwe.
Qaphela ukuthi isilinganiso samanje sithatha ukuthi wonke amasekhethi ezindlu aphethe isilinganiso esiphezulu samanje. Isilinganiso samanje siphinde sicabange ukuthi igeji ephezulu yentambo yalowo mndeni wesixhumi iyasetshenziswa. Isibonelo, uma umndeni wesixhumi esijwayelekile unesilinganiso esiphezulu samanje esingu-12 amps/circuit, ukusetshenziswa kwentambo engu-14 AWG kuyacatshangwa. Uma kusetshenziswa intambo encane, umthamo omkhulu wamanje wokuthwala kufanele wehliswe ngo-1.0 kuya ku-1.5 amps/isiyingi kububanzi begeji ye-AWG ngayinye ngaphansi kobukhulu.
Usayizi Wesixhumi kanye Nokuminyana Kwesekethe
Usayizi wesixhumi sikagesi uya ngokuya uqhutshwa ukuthambekela kokunciphisa isigxivizo semishini ngaphandle kokulahlekelwa umthamo wamanje. Khumbula indawo okuzoyidinga amatheminali akho kagesi nezixhumi. Ukuxhumana ezimotweni, amaloli kanye nemishini ephathwayo kuvame ukwenziwa ezingxenyeni ezincane lapho isikhala siminyene khona.
Ukuminyana kwesiyingi isilinganiso senani lamasekhethi isixhumi sikagesi esingawathatha iyintshi yesikwele ngayinye.
Isixhumi esinobuningi besifunda singaqeda isidingo sokuphindaphindaizixhumi ngenkathi kukhulisa isikhala nokusebenza kahle.Izixhumi ze-Aptiv HES (Harsh Environment Series)., isibonelo, nikeza amandla aphezulu wamanje kanye nokuminyana kwesifunda esiphezulu (kufika kuma-circuits angu-47) anezindlu ezincane. Futhi uMolex wenza aIsistimu yokuxhuma amaphini amaningi we-Mizu-P25ene-pitch encane kakhulu engu-2.5mm, engangena ezingxenyeni ezimpintshana kakhulu.
Ukuminyana kwesekethe ephezulu: Isixhumi Esivaliwe Esiyi-18-Position esakhiwe yi-TE Connectivity.
Ngakolunye uhlangothi, kungase kube nezimo lapho uncamela ukusebenzisa isixhumi esiyisekhethi esingu-2 noma esi-3 ukuze kube lula futhi kube lula ukuhlonza. Futhi qaphela ukuthi ukuminyana kwesekethe okuphezulu kuza ne-tradeoff: ukulahlekelwa okungaba khona esilinganisweni samanje ngenxa yenani elikhulu lokushisa okukhiqizwa amatheminali amaningi ngaphakathi kwendlu. Isibonelo, isixhumi esingathwala kufika kuma-amps angu-12/isiyingi endaweni eyiziyingi ezi-2 noma ezi-3 sizothwala kuphela ama-amps angu-7.5/isekhethi endlini eyisekhethi engu-12 noma engu-15.
Izindlu kanye Nezisetshenziswa Zetheminali kanye namaPlatings
Izixhumi eziningi zikagesi zenziwe ngepulasitiki enayiloni enezilinganiso zokuvutha ze-UL94V-2 ze-94V-0. Isilinganiso esiphezulu esingu-94V-0 sibonisa ukuthi inayiloni izozicima ngokwayo (uma kwenzeka umlilo) ngokushesha kakhulu kunenayiloni engu-94V-2. Isilinganiso esingu-94V-0 asinciphisi izinga lokushisa eliphezulu lokusebenza, kodwa kunalokho ukumelana okuphezulu nokuqhubeka komlilo. Ezinhlelweni eziningi, i-94V-2 impahla yanele.
Izinketho ezijwayelekile zokuhlanganisa amatheminali ezixhumi eziningi ithini, ithini/umthofu negolide. Ithini kanye nethini/umthofu zifanele izinhlelo zokusebenza eziningi lapho imisinga ingaphezu kuka-0.5A isekethe ngayinye. Amatheminali agqitshwe ngegolide, njengamatheminali anikezwa ku-Deutsch DTP ahambisanayoUmugqa wesixhumi we-Amphenol ATP Series™, kufanele ngokuvamile icaciswe kusiginali noma izinhlelo zokusebenza zemvelo ezinokhahlo eziphansi.
Izinto eziyisisekelo zetheminali zingaba zethusi noma ithusi le-phosphor. I-Brass iyimpahla evamile futhi inikeza inhlanganisela enhle kakhulu yamandla namandla okuthwala amanje. I-Phosphor bronze iyanconywa lapho kudingeka khona into eyisisekelo ezacile ukuze kutholwe amandla okuzibandakanya aphansi, imijikelezo ephezulu yokuzibandakanya/yokungahlanganyeli (>imijikelezo engu-100) kungenzeka, noma lapho ukuchayeka isikhathi eside kumazinga okushisa aphezulu (>85°F/29°C) kukhona kungenzeka.
Kwesokudla: Itheminali ye-AT egcwele igolide™ evela ku-Amphenol Sine Systems, elungele isignali noma izinhlelo zokusebenza zamanje eziphansi.
Engagement Force
Amandla okusebenzelana asho umzamo odingekayo wokuxhuma, ukuhlanganisa, noma ukubandakanya amahhafu amabili okuxhunywa kagesi agcwele abantu. Ezicelweni zokubala eziphezulu zesekethe, amandla aphelele okuzibandakanya kweminye imindeni yezixhumi angaba amaphawundi angu-50 noma ngaphezulu, amandla angase abhekwe ngokweqisa kwabanye abasebenzisa umhlangano noma kuzinhlelo zokusebenza lapho izixhumi zikagesi okunzima ukuzifinyelela. Ngokuphambene, kuizinhlelo zokusebenza ezinzima, amandla aphezulu okubandakanya angase ancandwe ukuze uxhumo lukwazi ukumelana nokugedla okuphindaphindiwe nokudlidliza ensimini.
Kwesokudla: Lesi Sixhumi se-12-Way ATM Series™ esivela ku-Amphenol Sine Systems singaphatha amandla okuzibandakanya afika ku-89 lbs.
Uhlobo Lokhiye Wezindlu
Izixhumi ziza nohlobo oluphozithivu noma lwe- passive lokukhiya. Ukukhetha uhlobo olulodwa kunolunye kuncike ezingeni lengcindezi lapho izixhumi zikagesi ezihlanganisiwe zizofakwa khona. Isixhumi esinokhiye ophozithivu sidinga ukuthi u-opharetha avale idivayisi yokukhiya ngaphambi kokuthi amahhafu wesixhumi ahlukaniswe, kuyilapho isistimu yokukhiya engenzi lutho izovumela amahhafu wesixhumi ukuthi anqamule ngokumane adonse amahafu amabili ahlukane ngamandla amaphakathi. Kuzinhlelo zokusebenza zokudlidliza okuphezulu noma lapho intambo noma ikhebuli ingaphansi kwe-axial loads, izixhumi zokukhiya eziphozithivu kufanele zicaciswe.
Kuboniswa lapha: Izindlu ze-Aptiv Apex Sealed Connector ezinethebhu yokuqinisekisa indawo yesixhumi esikhiyayo ebonakalayo ebonakalayo ngakwesokudla phezulu (ngokubomvu). Lapho kukhwelana isixhumi, ithebhu ebomvu iphushwa ukuze isize ukuqinisekisa ukuxhumana.
Usayizi Wocingo
Usayizi wentambo ubalulekile lapho ukhetha izixhumi, ikakhulukazi ezinhlelweni zokusebenza lapho isilinganiso samanje esidingekayo siseduze nobukhulu bomndeni wesixhumi esikhethiwe, noma lapho amandla omshini ocingweni adingeka khona. Kuzo zombili izimo, kufanele kukhethwe igeji yocingo esindayo. Izixhumi eziningi zikagesi zizokwamukela amageji ezintambo zezimoto ezingu-16 kuya ku-22 AWG. Ukuze uthole usizo ekukhetheni usayizi wezintambo nobude, bheka esivumelana naweishadi lokulinganisa ucingo.
I-Voltage yokusebenza
Iningi lezinhlelo ze-DC zezimoto zisukela ku-12 kuya ku-48 volts, kanti izinhlelo ze-AC zingasukela 600 ukuze 1000 volts. Izinhlelo ze-higher-voltage ngokuvamile zizodinga izixhumi ezinkulu ezikwazi ukuqukatha i-voltage nokushisa okuhlobene okukhiqizwa ngesikhathi sokusetshenziswa.
Kwesokudla: I-SB® 120 Series Connector evela ku-Anderson Power Products, elinganiselwe ama-volts angu-600 futhi evame ukusetshenziswa kuma-forklift namathuluzi okuphatha.
Izimvume zomenzeli noma Uhlu
Qinisekisa ukuthi isistimu yesixhumi sikagesi ihloliwe ukuze ibe nemininingwane engaguquki maqondana namanye amasistimu okuxhuma. Izixhumi eziningi zihlangabezana nezidingo ze-UL, Society of Automotive Engineers (SAE), nama-ejensi e-CSA. Izilinganiso ze-IP (ukuvikela ukungena) nokuhlolwa kwesifutho sikasawoti kuyizinkomba zokumelana nesixhumi kumswakama nokungcola. Ukuze uthole ukwaziswa okwengeziwe, bheka yethuUmhlahlandlela wamakhodi we-IP wezinto zikagesi zemoto.
Izici Zemvelo
Cabangela indawo lapho imoto noma okokusebenza kuzosetshenziswa noma kugcinwa khona lapho wenza itheminali yakho kagesi noma isixhumiukukhetha. Uma imvelo isengozini ephezulu kakhulu futhiamazinga okushisa aphansi, noma umswakama owedlulele kanye nemfucumfucu, njengokwakha noma okokusebenza olwandle, uzofuna ukukhetha uhlelo lokuxhuma oluvalekile njengeI-Amphenol AT Series™.
Kuboniswa kwesokudla: Isixhumi esivalwe ngokwemvelo se-6-Way ATO Series esivela ku-Amphenol Sine Systems, ene-Isilinganiso se-IPkwe IP69K.
I-Strain Relief
Izixhumi eziningi ezisindayo ziza nezinto ezakhelwe ngaphakathi zokukhululeka ngendlela yezindlu ezinwetshiwe, ezikhonjiswe ku-Ipulaki yesixhumi se-Amphenol ATO6 Series 6-Way. Ukukhululeka kokucindezeleka kunikeza idigri eyengeziwe yokuvikela kusistimu yakho yesixhumi, ukugcina izintambo zivalekile nokuzivimbela ukuthi zingagobi lapho zihlangana khona namatheminali.
Isiphetho
Ukwenza uxhumano lukagesi oluzwakalayo kubalulekile ukuze uqinisekise ukuthi uhlelo lwakho lukagesi lusebenza kahle. Ukuzinika isikhathi sokuhlola izici okuxoxwe ngazo kulesi sihloko kuzokusiza ukhethe isixhumi esizokusebenzela kahle iminyaka ezayo. Ukuze uthole ingxenye ehlangabezana nezidingo zakho, bheka kumsabalalisi onokukhetha okubanzi kweamatheminali nezixhumi.
Qaphela ukuthi izimoto ezingekho emgwaqeni omkhulu ezisetshenziswa ekwakheni, ezimayini nakwezolimo zidinga izixhumi ezimazombezombe kunalezo ezisetshenziswa ezimotweni zabathengi.
Isikhathi sokuthumela: Mar-14-2023