Kutheni ngamanye amaxesha kusetyenziswa i-VCB endaweni ye-ACB?
Okokuqala, ii-vacuum circuit breakers zisebenza kakuhle kakhulu ekuphatheni imithwalo yombane ephezulu kunye nokuphula i-short-circuit currents ezinkulu. Okwesibini, zithembekile kakhulu, zifuna ulondolozo nokulungiswa okuncinci, ziqinisekisa ukunikezelwa kombane okungaphazanyiswa. Ukongeza, i-vacuum circuit...
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