Chitetezo chochulukira ndi gawo lamakina amagetsi omwe amalepheretsa kuwonongeka kapena kulephera chifukwa chakuyenda kwambiri kwapano. Nthawi zambiri imagwira ntchito posokoneza kayendedwe ka magetsi ikadutsa mulingo wotetezeka, mwina powombera fuse kapena kugwetsa chophwanyira dera. Izi zimathandiza kupewa kutenthedwa, moto, kapena kuwonongeka kwa zinthu zamagetsi zomwe zingabwere chifukwa cha kuyenda mopitirira muyeso. Chitetezo chochulukirachulukira ndi njira yofunika kwambiri yachitetezo pamapangidwe amagetsi ndipo nthawi zambiri imapezeka muzipangizo monga ma switchboards, ma circuit breakers ndi fuse.
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