An raba masu tuntuɓar zuwa masu haɗin AC (voltage AC) da masu ba da wutar lantarki na DC (voltage DC), waɗanda ake amfani da su a cikin wutar lantarki, rarrabawa da lokutan wutar lantarki. halin yanzu don samar da filin maganadisu kuma rufe lambobin sadarwa don sarrafa kaya.
A cikin ilimin lantarki, saboda yana iya da sauri yanke ac da DC main madauki kuma yana iya kunnawa akai-akai da babban iko na yanzu (har zuwa 800A), don haka galibi ana amfani da shi a cikin motar azaman abin sarrafawa kuma ana iya amfani dashi azaman janareta na kayan aikin injin sarrafa kayan wuta. da nau'in wutar lantarki daban-daban, contactor ba zai iya kawai kunnawa da yanke da'ira ba, amma kuma suna da tasirin kariyar ƙarancin ƙarancin ƙarfin lantarki. Ƙarfin iko yana da girma, dacewa da aiki akai-akai da kuma kula da nesa, yana ɗaya daga cikin mahimman abubuwan da ke cikin tsarin kulawa ta atomatik. .
A masana'antu lantarki, akwai mutane da yawa model contactors, da kuma aiki halin yanzu bambanta a 5A-1000A, da kuma amfani ne quite tartsatsi.
Tsarin kwangila yana aiki
Ka'idar aiki na contactor ita ce: lokacin da aka sami kuzarin tuntuɓar na'urar, ƙarfin na'urar na yau da kullun zai samar da filin maganadisu, filin maganadisu yana sa madaidaicin core ya samar da suction na lantarki don jawo hankalin cibiya, kuma yana fitar da AC contactor point mataki, sau da yawa rufe lamba. katse, sau da yawa bude lamba rufaffiyar, biyu ne linkage. Lokacin da nada aka powered a kashe, da electromagnetic tsotsa bace, da kuma armature aka saki a karkashin mataki na saki spring, sa lamba dawo da, sau da yawa bude lamba aka katse. kuma yawan rufaffiyar lamba tana rufe. Lambobin DC suna aiki ta ɗan kamanni da yanayin canjin yanayi.Hanya mai tuntuɓar AC.
1,3,5 Don samar da wutar lantarki mai mataki uku, (babban ɓangaren kewayawa)
2,4, da 6 Haɗa zuwa injin mai hawa uku
A1, A2 sune coils na contactor, wanda aka haɗa zuwa da'irar sarrafawa, da kuma motar da ke kula da kewayawa (manyan) ta hanyar sarrafa kullun na lamba (A1, A2).
13,14 yana wakiltar madaidaicin lambar sadarwa, kuma NO yana buɗewa kullum, ma'ana 13,14 an katse, kuma 13,14 yana rufe bayan kunnawa. , don cimma manufar ci gaba da aiki.
Da fari dai, manyan lambobi uku masu amfani da wutar lantarki L1, L2, L3 na contactor, sa'an nan kuma uku wayoyi daga T1, T2, T3 na contactor, sama ne babban kewaye.
Gudanar da kewayawa: daga L1 jagora zuwa maɓallin dakatar da haɗin waya (maɓallin dakatarwa sau da yawa yana rufe, maɓallin farawa sau da yawa yana buɗewa, wannan ya kamata ya sani!) Daga maɓallin tasha zuwa ƙarshen maɓallin farawa da lambar sadarwa mai lamba, sannan daga baya. ɗayan ƙarshen ƙarshen haɗin haɗin gwiwa (wannan ɓangaren yana kulle kansa), coil A1 da coil A2 suna haɗa L2 ko L3.
Da farko, mun fara fahimtar ilimin asali da yawa na Schneider AC contactor yana da abubuwa guda biyu na asali, babban lamba da shugaban taimako, ana amfani da babban lamba don tuntuɓar kayan lantarki ko haɗa zuwa babban kewayawa, ana haɗa haɗin haɗin gwiwa zuwa sarrafawa. kewaye, ana amfani da shi don sarrafa babban kewaye.
Ana haɗa babban lambar sadarwa gaba ɗaya zuwa babban kewayawa, dangane da tsari lokacin da babu buƙatu na musamman, ana haɗa haɗin haɗin gwiwa zuwa da'irar sarrafawa, gabaɗaya don zaɓar ko sau da yawa buɗe wurin tuntuɓar ko sau da yawa rufe wurin tuntuɓar. akan buƙatun madauki na sarrafawa.Gabaɗaya, idan mai tuntuɓar AC sau da yawa yana buɗewa kuma rufaffiyar lambobi ba su isa ba, ɗauki Schneider a matsayin misali, ana iya ƙara ƙungiyar a saman. Kamar yadda aka saba buɗewa da rufaffiyar lambobi suna samuwa don amfani.
Hukunci na AC contactor sau da yawa yana buɗewa kuma sau da yawa rufe kewayon sauyawa na iya amfani da tebur na duniya, lokacin da ma'aunin tebur na duniya ya yi sauti don tabbatar da madaidaicin rufaffiyar lamba, lokacin da tebur na duniya ba sauti sau da yawa buɗe lamba, danna madaidaicin. maballin sau da yawa buɗewa zai yi ringi, yawanci rufewa ba zai yi ringi ba.
Lokacin aikawa: Mayu-26-2022
