Umuyoboro mwinshi wumurongo wumurongo ukoreshwa nka insulasiyo hamwe nuyobora umuyoboro mwinshi wohereza no gukwirakwiza umurongo.Igicuruzwa ni imiterere idasenyuka kandi ifite ibyiza byimbaraga za mashini nyinshi, imikorere ikomeye yo gukumira no kurwanya umwanda.Insulator ifite ibyiza byo gukora neza kandi byizewe, kubungabunga byoroshye, igihe kirekire cya serivisi hamwe nigiciro gito.
