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--- A aikin injiniyar jariki, musamman ma sa’ad da kake sha'awa da shimfiɗar da kuma shiryuwar iko, na 12 kV vacuum breaker (VCB) ya bayyana a matsayin abu mai muhimmanci wajen tabbata da amincewa da tsarin tsarin. An shirye waɗannan kayayyakin don a hana ra’ayin ransu, kuma suna kāre kayan da yawa daga laifi. Wani abu na musamman na 12 kV v