Le mveliso yinkqubo yokugcina amandla ngaphandle kwegridi.Yenzelwe ukusombulula ingxaki yokusetyenziswa kwamandla ombane omkhulu kumakhaya okanye kwiiofisi ezinokusetyenziswa kwamandla aphezulu, ezifana ne-air conditioners, iifeni zombane, iifriji, ii-cookers induction, ii-rice cookers, iiketile, iikhomputha zedeskithophu, iiprinta kunye neerotha.