Babban abun ciki na low irin ƙarfin lantarki AC contactor

Contactor shine na'urar sauyawa ta atomatik da ake amfani da ita don kunnawa akai-akai ko kashe manyan da'irori na yanzu kamar manyan da'irori na AC da DC da manyan da'irori masu ƙarfi.Dangane da aiki, ban da sauyawa ta atomatik, mai tuntuɓar yana da aikin nesa na aiki da asarar ƙarfin lantarki (ko ƙarancin wutar lantarki) aikin kariyar da injin ɗin ya rasa, amma ba shi da nauyi da gajeriyar ayyukan kariya ta kewaye. low-voltage circuit breaker.
Abũbuwan amfãni da rarrabuwa na contactors
Mai tuntuɓar yana da fa'idodi na mitar aiki mai girma, tsawon rayuwar sabis, ingantaccen aiki, ingantaccen aiki, ƙarancin farashi, da kulawa mai sauƙi.Ana amfani da shi galibi don sarrafa injina, kayan dumama lantarki, injin walda lantarki, bankunan capacitor, da sauransu, kuma an fi amfani dashi a kewayen sarrafa tuƙi na lantarki Ɗaya daga cikin nau'ikan na'urori masu yawa na sarrafawa.
Dangane da nau'in da'irar haɗin haɗin haɗin yanar gizon, an kasu kashi zuwa: DC contactor da AC contactor.
Dangane da tsarin aiki, an raba shi zuwa: mai tuntuɓar wutar lantarki da mai tuntuɓar maganadisu na dindindin.
A tsarin da aiki ka'idar na low irin ƙarfin lantarki AC contactor
Tsarin: AC contactor hada da electromagnetic inji (nada, baƙin ƙarfe core da armature), babban lamba da baka kashe tsarin, karin lamba da kuma bazara.An raba manyan lambobin sadarwa zuwa gada lambobin sadarwa da lambobin yatsa gwargwadon ƙarfinsu.Masu tuntuɓar AC waɗanda ke da na yanzu fiye da 20A suna sanye da murfi na kashe baka, wasu kuma suna da faranti na grid ko na'urorin busa baka na maganadisu;Lambobin taimako An raba maki zuwa lambobin sadarwa na yau da kullun (matsawa kusa) da kuma rufaffiyar (matsar buɗaɗɗen) lambobin sadarwa, duk waɗannan nau'ikan gada iri biyu ne.Alamar taimakon tana da ƙaramin ƙarfi kuma ana amfani da ita galibi don haɗawa a cikin kewayen sarrafawa, kuma babu na'urar kashe baka, don haka ba za a iya amfani da ita don sauya babban kewaye ba.Ana nuna tsarin a cikin hoton da ke ƙasa:

Ƙa'ida: Bayan da na'urar na'ura ta lantarki ta sami kuzari, ana haifar da motsin maganadisu a cikin ma'aunin ƙarfe, kuma ana haifar da jan hankali na electromagnetic a tazarar iska, wanda ke sa ɗamarar kusa.Hakanan ana rufe babban lambar sadarwa a ƙarƙashin tuƙi na armature, don haka an haɗa kewaye.A lokaci guda kuma, armature kuma yana motsa lambobin sadarwa don rufe lambobi da aka saba buɗe da buɗe lambobin da aka saba.Lokacin da aka kashe wutar lantarki ko ƙarfin lantarki ya ragu sosai, ƙarfin tsotsa ya ɓace ko ya raunana, ɗamarar tana buɗewa a ƙarƙashin aikin bazarar sakin, manyan lambobin sadarwa da mataimakan suna komawa zuwa asalinsu.Ana nuna alamun kowane bangare na mai tuntuɓar AC a cikin hoton da ke ƙasa:

Samfura da masu nuna fasaha na masu ba da wutar lantarki mai ƙarancin ƙarfin wutar lantarki
1. Model na low-voltage AC contactor
Abubuwan da aka saba amfani da su na AC da aka samar a cikin ƙasata sune CJ0, CJ1, CJ10, CJ12, CJ20 da sauran jerin samfuran.A cikin jerin samfuran CJ10 da CJ12, duk sassan da abin ya shafa sun ɗauki na'urar buffer, wanda a hankali yana rage nisan lamba da bugun jini.Tsarin motsi yana da ma'auni mai ma'ana, tsari mai mahimmanci, da haɗin ginin ba tare da kullun ba, wanda ya dace don kiyayewa.Ana iya amfani da CJ30 don haɗin nesa da kuma karya hanyoyin sadarwa, kuma ya dace da farawa da sarrafa injinan AC akai-akai.

2. Fasaha Manuniya na low-voltage AC contactors
⑴ rated ƙarfin lantarki: yana nufin ƙimar ƙarfin lantarki akan babban lamba.Makin da aka fi amfani dasu sune: 220V, 380V, da 500V.
⑵ Ƙididdigar halin yanzu: yana nufin ƙimar yanzu na babban lamba.Makin da aka fi amfani dasu sune: 5A, 10A, 20A, 40A, 60A, 100A, 150A, 250A, 400A, 600A.
⑶Makin da aka fi amfani da shi na ƙimar ƙarfin lantarki na coil sune: 36V, 127V, 220V, 380V.
⑷Ƙididdigar mitar aiki: yana nufin adadin haɗin kai a kowace awa.
Zaɓin ƙa'idar ƙarancin wutar lantarki AC contactor
1. Zaɓi nau'in lambar sadarwa bisa ga nau'in kaya na yanzu a cikin kewaye;
2. Ƙimar wutar lantarki na mai tuntuɓar ya kamata ya fi girma ko daidai da ƙimar ƙarfin lantarki na da'irar kaya;
3. Ƙimar wutar lantarki mai ƙira mai jan hankali ya kamata ya kasance daidai da ƙimar ƙarfin lantarki na kewayen sarrafawa da aka haɗa;
4. Ƙididdigar halin yanzu ya kamata ya zama mafi girma ko daidai da ƙididdiga na halin yanzu na babban da'irar sarrafawa.