Eji ọla kọpa mee mkpanaka mgbanaka eletrik na eriri eriri ala. Mkpọchi ụwabụ ọtụtụ ebeeji na earthing oru ngo na yaIke corrosion eguzogide, Ezi conductivity, na ogologo iji ndụ.

Ngwaahịa nwere ike ọtụtụ-eji na nkwukọrịta ụlọ ọrụ, ike usoro, ụlọ usoro,nrụnye ndị agha, usoro ụgbọ oloko, sistemu mgbasa ozi na ụlọ ọrụ akụrụngwa ndị ọzọ, ACna DC na-arụ ọrụ, na-echebe n'enweghị nsogbu, karịsịa adabara maka ajọ elu gburugburu ebe obibi, corrosion iguzogidechọrọ ka injinia ala, atụmanya ahịa ya dị oke mbara.

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