nke China Vacuum interrupter maka MV VCB (seramiiki shei, Rated voltaji: 7.2kV-12kV) soplaya na emeputa na Exporter |Na-egbuke egbuke
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Ihe nkwụsịtụ oghere maka MV VCB(shei seramiiki, voltaji e gosiri: 7.2kV-12kV) Foto egosipụtara
  • Ihe nkwụsịtụ oghere maka MV VCB (shei seramiiki, voltaji e gosiri: 7.2kV-12kV)

Ihe nkwụsịtụ oghere maka MV VCB (shei seramiiki, voltaji e gosiri: 7.2kV-12kV)


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Vacuum interrupter, nke a makwaara dị ka tube mgba ọkụ agụụ, bụ isi ihe na-eme mgbanwe ọkụ ọkụ na-ajụ ọkara.Isi ọrụ nke onye na-egbochi agụụ bụ ime ka igwe na-ahụ maka ọkara na elu voltaji bepụ ike nke oghere arc na-emenyụ ụlọ nke seramiiki shei site na mkpuchi mkpuchi dị mma nke oghere n'ime tube, nke nwere ike menyụọ arc ngwa ngwa ma gbochie ihe dị ugbu a. , ka e wee zere ihe mberede na ihe mberede.
Ihe nkesa sekit Vacuum nwere ihe mkpuchi mkpuchi dị elu maka mkpochapụ arc ma e jiri ya tụnyere nkesa sekit nke ọzọ.Nrụgide dị n'ime oghere oghere bụ ihe dịka 10-4 iyi na na nrụgide a, obere mkpụrụ ndụ dị ole na ole dị na nkwụsị.Igwe ikuku sekit nwere ihe abụọ dị egwu nke ukwuu.
Ike mkpuchi dị elu: N'iji ya tụnyere mgbasa ozi mkpuchi mkpuchi ndị ọzọ ejiri na oghere sekit bụ igwe dielectric dị elu.Ọ dị mma karịa mgbasa ozi ndị ọzọ ma e wezụga ikuku na SF6, nke a na-arụ ọrụ na nrụgide dị elu.

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Tinye uche

Jikwaa nke ọma ọsọ mmechi na mmeghe nke oghere sekit sekit.
Maka oghere sekit ikuku nwere usoro ụfọdụ, onye nrụpụta akọwapụtala ọsọ mmechi kacha mma.Mgbe ọsọ mmechi nke ikuku sekit sekit dị oke ala, uwe nke kọntaktị ga-abawanye n'ihi mgbatị nke oge nkwụsịtụ;Mgbe a kwụsịrị ikuku sekit sekit, oge arcing dị mkpụmkpụ, na oge ịgba ọkụ kachasị ya anaghị agafe 1.5 ike ugboro ọkara ebili mmiri.A na-achọrọ na mgbe nke ugbu a gafere efu maka oge mbụ, ụlọ na-ekpochapụ arc kwesịrị inwe ike mkpuchi zuru oke.N'ozuzu, a na-atụ anya na ọrịa strok nke kọntaktị na ike ugboro ugboro ọkara ebili mmiri ga-eru 50% - 80% nke ọrịa strok zuru ezu n'oge mmebi sekit.Ya mere, a ga-achịkwa ngwa ngwa oghere nke eriri sekit.Dị ka arc emenyụ ụlọ nke agụụ sekit breaker n'ozuzu na-anabata brazing usoro, n'ibu ike ike ya adịghị elu, na ya ịma jijiji adịghị mma.Ọsọ dị elu nke mmechi nke ihe mgbawa sekit ga-eme ka ịma jijiji dị ukwuu, ma nwee mmetụta dị ukwuu na bellows, na-ebelata ndụ ọrụ nke mgbịrịgba.Ya mere, a na-edobe ọsọ mmechi nke ikuku sekit ikuku dị ka 0.6 ~ 2m / s.

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