Izinto zokumiswa ezidityanisiweyo zizinto ezibalulekileyo kwicandelo lobunjineli lombane, ngakumbi kwimigca yokuhambisa i-voltage ephezulu. Igama elithi "24kV idityanisile yokumiswa" libhekisa kwii-insulator eziyilelwe ukusebenza ngokufanelekileyo kwinqanaba le-24 kilovolt. Ezi zinto zidlala indima ebalulekileyo ekuxhaseni nasekuguquleni abaqhubi bombane ngelixa kugcina i