Nchịkọta Vacuum sekit breaker

Okwu mmalite nke Vacuum circuit breaker

"Vacuum Circuit Breaker" na-enweta aha ya n'ihi na arc extinguishing media na mkpuchi mkpuchi nke oghere kọntaktị mgbe arc extinguishing bụ ma elu agụụ;ọ nwere uru nke obere nha, ịdị arọ dị arọ, kwesịrị ekwesị maka ịrụ ọrụ ugboro ugboro, ọ dịghịkwa mmezi maka ikpochapụ arc.Ngwa dị na grid ike na-agbasa ebe niile.Igwe ọkụ eletrik dị elu bụ ngwaọrụ nkesa ike ime ụlọ n'ime sistemu AC nke 3 ~ 10kV, 50Hz atọ.Enwere ike iji ya maka nchekwa na njikwa ngwa eletriki na ụlọ ọrụ mmepụta ihe na nke Ngwuputa, ụlọ ọrụ ọkụ, na ọdụ ụgbọ ala.Maka nrụzi na iji ya eme ihe mgbe niile, enwere ike ịhazi onye na-agbaji sekit n'ime kabinet dị n'etiti, okpukpu abụọ nke okpukpu abụọ na kabinet edozi maka ịchịkwa na ichebe ngwa eletriki eletrik dị elu.

Akụkọ ihe mere eme nke Vacuum circuit breaker

N'afọ 1893, Rittenhouse dị na United States tụrụ aro ka a na-egbochi oghere nke nwere usoro dị mfe ma nweta patent imewe.N'afọ 1920, ụlọ ọrụ Swedish Foga Company mere mgbanwe nke mbụ.Nsonaazụ nyocha e bipụtara na 1926 na ndị ọzọ gosikwara ohere nke imebi ihe dị ugbu a na oghere.Otú ọ dị, n'ihi ntakịrị ike nkwụsịtụ na njedebe nke ọkwa mmepe nke teknụzụ na-ekpo ọkụ na ihe ndị na-ekpo ọkụ, etinyeghị ya n'ọrụ.Site na mmepe nke teknụzụ agụụ, na 1950s, United States mere naanị batch mbụ nke oghere ọkụ dabara adaba maka igbupụ ụlọ akụ capacitor na ihe ndị ọzọ chọrọ.Na-agbaji ugbu a ka dị na ọkwa nke 4 puku amps.N'ihi ọganihu na agụụ ihe smelting technology na ọganihu na nnyocha nke agụụ mgbanwe kọntaktị Ọdịdị, na 1961, mmepụta nke agụụ sekit breakers na voltaji nke 15 kV na a na-agbasa ugbu a nke 12.5 kA malitere.Na 1966, 15 kV, 26 kA, na 31.5 kA vacuum circuit breakers bụ ndị a na-anwale, nke mere na ikuku sekit na-agbaji abanye na nnukwu voltaji, nnukwu ike ike.N'etiti 1980s, ike imebi ike nke ikuku sekit breakers ruru 100 kA.China malitere imepe oghere ọkụ na 1958. N'afọ 1960, Mahadum Xi'an Jiaotong na ụlọ ọrụ Xi'an Switch Rectifier Factory jikọtara ọnụ ụzọ mbụ nke 6.7 kV vacuum switches na ikike imebi nke 600 A. E mesịa, e mere ha ka ọ bụrụ 10 kV. na ike imebi nke 1.5.Qian'an mgba ọkụ oghere nke nkeji atọ.Na 1969, Huaguang Electron Tube Factory na Xi'an High Voltage Apparatus Research Institute mepụtara 10 kV, 2 kA otu usoro ngwa ngwa ngwa ngwa.Kemgbe 1970s, China enweela ike ịmepụta onwe ya na imepụta ihe ngbanwe nke nkọwa dị iche iche.

Nkọwapụta nke Vacuum circuit breaker

A na-ekewakarị ndị na-agbaji sekit oghere n'ọtụtụ ọkwa voltaji.A na-ejikarị ụdị voltaji dị ala maka ojiji ọkụ eletrik na-agbawa agbawa.Dị ka ogbunigwe kol na ihe ndị ọzọ.

The gosiri ugbu a ruru 5000A, na-agbaji ugbu a rute n'ọkwa ka mma nke 50kA, na tolite ka voltaji nke 35kV.

Tupu afọ 1980, ndị na-agbaji sekit ikuku nọ na mmalite mmalite nke mmepe, ha na-enyocha teknụzụ mgbe niile.Ọ gaghị ekwe omume ịmepụta ụkpụrụ teknụzụ.Ọ bụghị ruo mgbe 1985 ka emere ụkpụrụ ngwaahịa dị mkpa.