Letoto la ZBW (XWB) la li-substations tsa mofuta oa AC li kopanya lisebelisoa tsa motlakase tse nang le matla a phahameng a matla, li-transformer, le lisebelisoa tsa motlakase tse tlase ho sete e felletseng ea lisebelisoa tsa kabo ea matla, tse sebelisoang meahong e meholohali ea litoropong, litoropong le mahaeng. meaho, matlo a bolulo, libaka tsa ntlafatso ea theknoloji e phahameng, Limela tse nyane le tse mahareng, merafo, masimo a oli, le libaka tsa kaho tsa nakoana li sebelisetsoa ho amohela le ho aba matla a motlakase tsamaisong ea kabo ea matla.