Masu farawa motar hannu
Cikakken ra'ayi na kariyar mota
Masu farawa da injina na hannu, kuma aka sani da masu ba da kariya ta mota (MPCBs) ko masu kariyar motar hannu (MMPs), na'urorin kariyar lantarki ne na babban da'ira. Ana amfani da su musamman don kunna injinan ON/KASHE da hannu kuma don samar da kariya mara ƙarfi daga gajeriyar kewayawa, nauyi da gazawar lokaci. Kariyar fuseless tana adana farashi, sarari kuma yana tabbatar da saurin amsawa ƙarƙashin yanayin gajeriyar kewayawa ta hanyar kashe motar a cikin millise seconds. Haɗuwar farawa an saita su tare da masu tuntuɓar juna kuma ana samun su tare da dunƙule ko tashoshi na bazara.
Babban fa'idodi:
Haɓaka babban kewayon na'urorin haɗi (lambobin taimako, lambobin sigina, tafiye-tafiye na shunt da sakin ƙarancin wuta) don dangin MS1xx da MO1xx
karamin zane
Ingantaccen tsari da shigarwa daidai daidai da dangin ABB contactor
Hanyoyin haɗi masu sauƙi suna tabbatar da haɗin wutar lantarki da na inji don gina masu farawa kai tsaye akan layi
Karancin lokacin na'ura ta hanyar kare injina da rage harbin matsala da rage kashe kudade ta hanyar kare injin.
ABB's Push-in Spring tashoshi yana ba da haɗin kai na musamman, sauri, sauƙi kuma abin dogaro
Main fasali:
Ikon hannun hannu / gajeriyar kewayawa na yanzu da kariya ta wuce gona da iri
Daidaitaccen saitin yanzu don kariyar wuce gona da iri da nunin tafiya na maganadisu
Aikin cire haɗin gwiwa
Diyya na zazzabi
Ikon nesa ta hanyar sakin wutar lantarki ko tafiyar shunt
Karɓar ƙarfin sabis na ɗan gajeren lokaci Ics har zuwa 100 kA.
Mai zuwa samfurin samfurin da gabatarwar ：
MS132-20, MS132-16, MS132-2.5, MS132-6.3, MS132-10, MS132-12, MS132-4, MS132-2.5, MS165-42, MS165-54, MS165-65, MS116-2.5, MS116-0.16
MO325-16, MO325-25, MO325-164, MO325-12.5, MO132-1.6
Aikin kariya
An tsara aikin kariyar sa don samar da zaɓin gajeriyar kewayawa da kariyar kuskuren ƙasa don injin juyawa. Ba kamar sauran sassan tsarin wutar lantarki ba, injinan jujjuya suma suna buƙatar ba da kariya daga yanayin aiki na yau da kullun kamar na yau da kullun, nauyi mara nauyi, zafi fiye da kima, wuce gona da iri, wuce gona da iri da rashin ƙarfi, rashin ƙarfi, juriya da ƙarancin mitar, da janareta. Bugu da kari, yana ba da kariyar rumfuna da ƙididdigar farawa don fara sa ido kan motar mota.
aunawa
Tashar kariyar na iya auna halin yanzu, wutar lantarki na layi ko ƙarfin lokaci, jerin sifili na yanzu, ƙarfin jeri na sifili, mita da ƙarfin wuta. Za'a iya ƙididdige ƙarfin aiki da amsawa daga ƙimar halin yanzu da ƙarfin lantarki da aka auna. Ana ƙididdige ƙarfin lantarki bisa ga ƙarfin da aka auna. Ana iya nuna duk ƙimar ƙima a cikin gida ko a nesa bisa ga wani ƙayyadadden ƙimar ƙimar farko.
aiki da kai
Baya ga kariya, aunawa, sarrafawa, kulawa da yanayi, da ayyuka na gabaɗaya, tashar kariyar mota kuma tana ba da ɗimbin ayyukan PLC, ƙyale ayyuka masu yawa na sarrafa kansa da tsarin dabaru da ake buƙata don haɗawa da sarrafa na'urori a cikin na'ura ɗaya. Ayyukan sadarwar bayanan sa sun haɗa da ka'idar bas ta SPA ko ka'idar bas ta LON tare da kayan aiki mafi girma.
Bambanci:
Bambanci tsakanin kariyar kewayawa da kariyar nau'in mota shine cewa na karshen yana da aikin relay na thermal, na farko yana da kariya ta wuce gona da iri, kuma na karshen yana da gajeriyar kariya ta kewaye. Bambanci tsakanin samfuran shine ikon motar kanta, ɓangaren giciye na waya da kebul, kariya ta wuce gona da iri, da dai sauransu, da kariya ta ƙasa, wanda galibi shine na'urar kariya don kariya ta wuce gona da iri na injin. Babu bambanci da yawa tsakanin aikin kariya na motar da aikin kariyar na'urar da ke kewaye. Matsakaicin madaidaicin madaidaicin ƙarfin na'urar kewayawa ya bambanta. Siffar siffa ta biyu ta bambanta. Don sanya shi a fili, ɗimbin ɗimbin ɓata lokaci na yanzu sun bambanta. Motoci gabaɗaya suna zaɓar nau'in D nau'in 10 zuwa sau 12 don tafiya, kuma sauran nau'ikan C gabaɗaya suna kama da sau 8 zuwa 10. Tafiya NDM2-63C50 NDM2-63D50 Ana amfani da na ƙarshe don injina. Na karshen yana zuwa tare da aikin relay na thermal, na farko yana da kariya mai wuce gona da iri, kuma na karshen yana da wuce gona da iri da kuma kariyar wuce gona da iri.
Kariyar na'ura cikakkiyar kariya ce ga motar, wato, lokacin da motar ta bayyana kima, asarar lokaci, rumbun, gajeriyar kewayawa, overvoltage, rashin ƙarfi, yabo, rashin daidaituwa na matakai uku, zafi mai zafi, ɗaukar nauyi, eccentricity na stator da rotor, zai ba da ƙararrawa ko kariya. ; Na'urar da ke ba da kariya ga motar ita ce kariyar mota, ciki har da relays na zafi, masu kariya na lantarki da masu kariya masu hankali. A halin yanzu, gabaɗaya ana amfani da na'urorin kariya masu hankali don manyan motoci masu mahimmanci.
Ana iya amfani da na'urori masu rarraba da'ira don rarraba makamashin lantarki, fara injinan asynchronous akai-akai, da kuma kare layukan wuta da injina. Za su iya yanke da'ira ta atomatik lokacin da suka sami babban nauyi mai nauyi ko gajeriyar da'ira da kuma gazawar wutar lantarki. Ayyukan su sun yi daidai da fuse switches. A hade tare da wuce gona da iri da kuma yanayin zafi relays. Bugu da kari, ba lallai ba ne don canza sassa bayan karya halin yanzu. A halin yanzu, an yi amfani da shi sosai.
Ƙirƙirar wutar lantarki wata hanya ce mai matuƙar mahimmanci wajen samarwa, watsawa, da amfani da wutar lantarki. Tsarin rarraba wutar lantarki ya haɗa da masu canza wuta da kayan lantarki daban-daban masu girma da ƙananan wuta. Ƙarƙashin wutar lantarki na'urorin lantarki ne mai girma kuma ana amfani da su sosai.
Yana nufin na'ura mai sauyawa mai iya rufewa, ɗauka, da karya halin yanzu a ƙarƙashin yanayin da'ira na yau da kullun da samun damar rufewa, ɗauka da karya halin yanzu ƙarƙashin yanayin kewaye mara kyau a cikin ƙayyadadden lokaci. An raba masu keɓewar da'ira zuwa manyan na'urori masu ɗaukar wutar lantarki da na'urori masu ƙarancin wutar lantarki gwargwadon iyawar su. Rarraba maɗaukakin ƙarfin lantarki da ƙananan iyakoki ba su da ɗanɗano kaɗan. Gabaɗaya, fiye da 3kV ana kiransa kayan aikin lantarki masu ƙarfi.
Ƙa'idar aiki Hanyar farawa tauraro-delta na yau da kullun ana kiyaye shi ta hanyar isar da wutar lantarki. Idan aka yi amfani da thermal relay don kare babbar mota, hakan zai haifar da karyewar manyan wayoyi (wato, screw wiring a ciki da waje na thermal relay), wanda ke da saurin samun dumama wuraren da kasawa.
Idan ba ku yi amfani da fis da relays na thermal ba, zaku iya amfani da cikakkiyar kariya ta mota. Saboda kariyar motar da aka haɗa ta hanyar nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i) nau'i-nau'. .
Lokacin amfani da cikakkiyar kariya ta mota, dole ne ku kula da wayoyi na da'irar sarrafawa. Don tabbatar da aiki na yau da kullun.
Wasu masu kariyar da aka haɗa da mota suna nuna: "Dole ne a haɗa su da kaya don yin aiki akai-akai, kuma zai kasance a cikin asarar lokaci lokacin da ba a haɗa shi da kaya ba. Saboda haka, mai kariya mai haɗaka ya ƙi rufewa kuma motar ba za ta fara ba." Wannan yana nuna cewa a cikin haɗaɗɗen kariyar motar, ana amfani da taswirar ta yanzu don gano gaban ko rashi na halin yanzu na matakai uku don sanin ƙarancin lokaci. Lokacin da wuta ke kashe kuma babu kaya. Wannan wurin rufewa ainihin wurin buɗewa ne, don haka ba za a iya rufe shi ba.
Da'irar galibi ta ƙunshi guntu mai dual time IC guntu NE556 da wutar lantarki da hanyar haɗin samfur na yanzu don samar da da'irar kwatanta, da'irar ƙararrawa da yawa, da da'ira mai ƙarfi.
Haɗaɗɗen kariyar motar tana amfani da fasahar microcomputer na ci gaba da haɗaɗɗun kwakwalwan kwamfuta masu girma. Duk injin yana da ƙarfi kuma yana da inganci. Babban daidaiton gwaji, madaidaiciyar layi, babban ƙuduri, ƙarfin hana tsangwama na injin gabaɗaya, da ingantaccen aikin kariya. Ana nuna ƙimar halin yanzu mai matakai uku, ƙimar ƙarfin lantarki da lambobin kuskure daban-daban akan LED da LCD, wanda yake da fahimta kuma a sarari. Kyakkyawan kwanciyar hankali, babu kulawa da ake buƙata don aikin dogon lokaci.
Main fasalin:
Yana ɗaukar fasahar samfur na zamani na ci gaba, sanye take da microprocessor MCU da fasahar ajiya E2PROM don gane saitin siga, kuma ana adana sigogin saitin bayan an kashe wuta, don haka babu buƙatar sake saitawa. Ɗayan na'ura yana da maƙasudi da yawa kuma yana iya maye gurbin na'urorin lantarki na yanzu, ammeters, voltmeters, thermal relays da kuma lokacin relays.
Sanye take da RS485 serial dijital interface, ya dace da babbar kwamfuta (PC) don yin sadarwar dijital.
Babban aikin:
Ayyukan kariya: Bugu da ƙari ga aikin kariya na duniya, akwai farawa kai tsaye, farawa da rufewa, da kuma ƙarƙashin halin yanzu, over-voltage, under-voltage, rashin daidaituwa na yanzu mai matakai uku, da ayyukan farawa na zaɓi.
Ayyukan saiti: Nau'in mai hankali yana da maɓallin saiti, maɓallin bayanai da maɓallin motsi. Lokacin da saitin ya fita waje, za a tunatar da mai amfani don sake saitawa da guje wa kuskure. Nau'in asali an saita ta lambar bugun kira ko potentiometer.
Aiki na ƙararrawa: Lokacin da fitilun da ke fitowa daga motar ta haska, mafi girma da yawa, mafi sauri da walƙiya, ko ƙararrawa na waje tare da lambar mai karewa.
Ayyukan nuni: Bayan an kunna mai karewa, danna maɓallin saita don nuna duk ƙimar wutar lantarki, kuma danna maɓallin bayanai don nuna ƙimar halin yanzu mai mataki uku. Bayan farawa, ana nuna lambar kuskure kuma alamar kuskure daidai tana kunne, wanda a bayyane yake a kallo.
Ayyukan sadarwa: watsa bayanai ta hanyar haɗin yanar gizo na dijital, kwamfutar mai watsa shiri guda ɗaya (PC) za a iya haɗa shi zuwa masu kare 256, kuma za ta iya saita sigogi don kowane motar, farawa da dakatar da ayyuka, da sauƙaƙe gudanarwa ta atomatik.
Ayyukan kariya:
Kariyar farawa: A lokacin farawa, gazawar lokaci kawai, overvoltage, rashin ƙarfi, gajeriyar kewayawa da rashin daidaituwa na zamani uku ana kiyaye su.
Kariyar overvoltage: Lokacin da ƙarfin aiki ya fi 15% na ƙarfin aiki, lokacin aikin shine ≤ 6 seconds.
Kariyar gazawar lokaci: Lokacin da kowane lokaci ya gaza, lokacin aikin shine ≤2.0 seconds.
Kariyar tsayawa: Lokacin da halin yanzu aiki ya kai sau 3 ~ 8 na saitin halin yanzu, lokacin aikin shine ≤ 2 seconds.
Kariyar gajeriyar kewayawa: Lokacin da halin yanzu aiki ya kai fiye da sau 8 na saitin halin yanzu, lokacin aikin shine ≤ 2 seconds.
Kariyar rashin daidaituwa: Lokacin da bambancin ƙimar halin yanzu tsakanin kowane matakai biyu shine ≥60%, lokacin aikin shine ≤2 seconds.
Kariyar ƙarƙashin halin yanzu: Lokacin da halin yanzu aiki ya ci gaba da ƙasa da kafa na ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan, lokacin aikin shine ≤10 seconds.
Kariyar wuce gona da iri: Lokacin aiki na kariyar wuce gona da iri shine kariyar lokacin juzu'i. (Hoto 2) Za'a iya saita lokacin aiki bisa ga buƙatun mai amfani.
Ayyukan farawa da kai: Mai tsaro mai wannan aikin yana buƙatar mai amfani ya saita lokacin farawa da kai. A wannan lokacin, motar ba zata iya farawa da sauri ba.
Ƙimar lamba: AC220V / 5A AC308V / 3A rayuwar lantarki ≥10 sau
Halayen tuntuɓar: lambar sadarwa J1 galibi tana buɗewa kuma yawanci tana rufe, lamba J2 koyaushe tana buɗewa, idan ana buƙatar tsari na musamman don samarwa. (Bisa ga zanen wayoyi na gidaje)
Sadarwar sadarwa: RS185 serial dijital interface, sadarwa nesa ≤1200 mita
Kuskuren halatta: ± 5%
Raba nuni: nisa kasa da 5m, daidaitaccen tsari 80cm
Girma: Hankali 95 * 48 * 124 108 * 66 * 124
131 * 61 * 157 96 * 96 * 157
Nau'in yau da kullun 143 * 66 * 157 95 * 48 * 124
Girman buɗewa: 91 * 44 100 * 51 123 * 51 91 * 91
Ayyukan saiti: Saita sigogin kariya bisa ga ƙimar halin yanzu na injin
Ayyukan daidaitawa: masu kariya da ke ƙasa da 200A ba sa buƙatar sanye su tare da na'ura mai canzawa, kuma masu kariya da suka fi girma fiye da 200A suna buƙatar sanye take da na'ura na yanzu.
Alal misali, ƙayyadaddun 400A yana buƙatar sanye take da mai canzawa na yanzu 400A/5A.
Sadarwar Sadarwa: Taimakawa ka'idojin sadarwa daban-daban kamar tsara shirye-shiryen kai da MODBUS a masana'anta.
Ta hanyar haɗin gwiwa tare da abokan hulɗa na gida a kasar Sin, ABB ya kafa tushe mai karfi a cikin watsa wutar lantarki da rarrabawa, samfurori da tsarin aiki da kai. Kasuwancin sa ya haɗa da cikakken jerin na'urorin wutar lantarki da masu rarraba wutar lantarki; manyan, matsakaici da ƙananan ƙarfin wutan lantarki; Tsarin tuƙi na lantarki da injina; Robots na masana'antu, da dai sauransu. An yi amfani da waɗannan samfuran sosai a masana'antu da masana'antun wutar lantarki. ABB yana ƙoƙari don samun inganci mai kyau, kuma kamfanoni da samfuransa sun zama maƙasudi a cikin masana'antar. Ana bayyana iyawar ABB a fannin injiniya da sarrafa ayyuka a fannoni daban-daban kamar ƙarfe, pulping, chemistry, masana'antar kera motoci, sarrafa wutar lantarki, da tsarin gini.
Kamfanin fasaha na ABB mai fasaha yana taimaka wa abokan cinikin su ceci makamashi, da haɓaka aiki da haɓaka samar da kayayyaki, da ba da gudummawa ga ganin ƙasar ta sami iko, masana'antu, sufuri da abubuwan haɓaka kayan aiki, da kuma fahimtar haɓaka mai kaifin gaske a sarkar masana'antu tare da ƙara darajar da kuma ginin kyakkyawan muhalli. muhalli.
Fasaha ta ABB wacce ta canza duniya
Sama da shekaru 100 ke nan, ABB ya ci gaba da inganta kirkirar fasaha. Ba wai kawai ABB ya ƙirƙira da yin amfani da fasahar injina da injina masu sarrafa kansu da yawa ba kuma ya canza duniya a yau. Har ila yau, ABB ta ci gaba da kasancewa da matsayin fasaha a cikin wadannan yankuna shekaru da yawa.
