Ibyuma byamashanyarazi nibyingenzi byingenzi mubikorwa remezo byamashanyarazi bigezweho. Nkuko izina ribigaragaza, bikozwe mubyuma, bitanga imbaraga zidasanzwe kandi biramba. Iyi nkingi yagenewe gushyigikira imirongo y'amashanyarazi hejuru, transformateur, nibindi bikoresho byamashanyarazi.

Kimwe mu byiza byingenzi by’amashanyarazi y’icyuma ni ukurwanya kwinshi kwikirere kibi nkumuyaga mwinshi, imvura nyinshi, ninkuba. Kubaka ibyuma bikomeye byemeza ko izo nkingi zishobora guhangana n’ingufu zikabije z’ibidukikije, bikagabanya ibyago byo kubura amashanyarazi no gutanga amashanyarazi yizewe.

Byongeye kandi, ibyuma byamashanyarazi byakozwe kugirango byuzuze amahame yumutekano winganda. Byashyizweho kugirango bigabanye ingaruka ziterwa n’amashanyarazi cyangwa impanuka ziterwa no kuba hafi yumurongo wamashanyarazi mwinshi. Byongeye kandi, izi nkingi zometseho ibikoresho byo kurwanya ruswa, bituma ubuzima bumara igihe kirekire kandi bikagabanya ibisabwa byo kubungabunga.

Kubijyanye no kwishyiriraho, ibyuma byamashanyarazi byoroshye byoroshye guteranya no gushiraho. Baraboneka mubunini butandukanye no murwego rwo hejuru kugirango bahuze ibisabwa byihariye byamashanyarazi atandukanye. Byongeye kandi, iyi nkingi irashobora guhindurwa hamwe nimirongo hamwe nimigereka yo kwakira amatara yo kumuhanda, kamera za CCTV, nibindi bikorwa remezo.