Ngwa
SGW / DGW Usoro ngwaahịa a nwere ọtụtụ uru dị ka nnukwu ikike, arụmọrụ dị elu, obosaraoke ụkpụrụ voltaji, kwụsiri ike
ụkpụrụ voltaji, elu voltaji ụkpụrụ ziri ezi, wdg Ọ bụ ọdabaran'ọtụtụ dịgasị iche iche nke ibu, nwere ike iguzogide ibu na-adịru nwa oge, na
nwere ike na-arụ ọrụ na-aga n'ihu ruo ogologo oge.Mgbe ọkwa voltaji nke netwọk eletrik dị n'èzí adịghị ekwekọ na voltaji ibu
ọkwana voltaji mgbanwe ma ọ bụ ibu mgbanwe na-akpata voltaji fluctuations, ihe niile na-na-otu igwe nwere ikena-akpaghị aka na-dobe mmepụta
voltaji kwụsiri ike ma zute ihe achọrọ nke voltaji a tụrụ atụ.SG/SBW usoro atọ (otu) agba kwụsie ike ike igwe bụ
a na-ejikarị eme ihe na ụlọ ọrụ mmepụta ihe, ugbo, ụgbọ njem,post na nkwukọrịta, mmanụ fifi elds, ụgbọ okporo ígwè, ebe a na-ewu ihe owuwu, ụlọ akwụkwọ,
ụlọ ọgwụ, hotels, mba agbachitere, scientififi cnyocha, wdg. Ọ dị mkpa ka agbanwee ọkwa voltaji niile (ma ọ bụ ebe chọrọ iche
na-achọ voltaji kwụsie ike.