Samfura
Vacuum interrupter don MV VCB( yumbu harsashi, rated irin ƙarfin lantarki: 7.2kV-12kV)
Takaitaccen bayanin samfurin:
Vacuum interrupter, wanda kuma aka sani da vacuum switch tube, shine ainihin abin da ke canza wutar lantarki mai matsakaicin tsayi.An yafi amfani da tsarin watsa wutar lantarki da tsarin sarrafawa, kuma ana amfani da shi ga tsarin rarraba karfe, mine, man fetur, sinadarai, layin dogo, watsa shirye-shirye, sadarwa da masana'antu high mita dumama.Vacuum interrupter yana da halaye na makamashi ceton. , ceton kayan abu, rigakafin wuta, fashewa-hujja, ƙananan ƙararrawa, tsawon rayuwa, ƙarancin kulawa, aiki mai dogara kuma babu gurbatawa.An raba mai katsewa zuwa cikin amfani da mai katsewa da maɓalli.An fi amfani da mai katsewar na'urar a cikin tashar tashar wutar lantarki da kuma wuraren wutar lantarki a cikin sashin wutar lantarki.
Kula
Ƙaddamar da sarrafa saurin rufewa da buɗewa na injin da'ira.Don na'urar kewayawa da wani tsari, masana'anta sun ƙayyade mafi kyawun saurin rufewa.Lokacin da saurin rufewar injin da'ira ya yi ƙasa da ƙasa, lalacewa na lamba zai ƙaru saboda tsawaita lokacin raguwa;Lokacin da aka katse na'urar da'ira, lokacin arcing gajere ne, kuma iyakar lokacin harbinsa baya wuce mitar wutar lantarki 1.5 rabin igiyar ruwa.Ana buƙatar cewa lokacin da na yanzu ya ketare sifili a karon farko, ɗakin kashe baka ya kamata ya sami isasshen ƙarfin rufewa.Gabaɗaya, ana sa ran bugun lamba a cikin mitar wutar lantarki rabin igiyar ruwa zai kai 50% - 80% na cikakken bugun jini yayin watsewar kewaye.Don haka, saurin buɗewar na'urar keɓaɓɓiyar ya kamata a kiyaye sosai.Kamar yadda ɗakin da ke kashe baka na vacuum circuit breaker gabaɗaya yana ɗaukar aikin brazing, ƙarfin injinsa ba shi da ƙarfi, kuma juriyar girgiza ba ta da kyau.Maɗaukakin saurin rufewar na'urar da'ira zai haifar da ƙarar girgiza, kuma zai yi tasiri sosai a kan ƙwanƙwasa, yana rage rayuwar sabis na bellows.Don haka, saurin rufewar injin da'ira ana saita shi azaman 0.6 ~ 2m / s.
