Isigaba sesi-3 – Iqondwa kanjani incazelo “yesisetshenziswa esisetshenziswa esisezingeni lesi-III”
Into esetshenziswayo yesigaba III: into esetshenziswayo lapho ukuvikeleka kokushaqiswa kukagesi kuncike ekunikezeni amandla kagesi aphansi kakhulu futhi lapho ama-voltage aphezulu kunalawo okuphepha kwamandla kagesi aphansi kakhulu angakhiqizi.QAPHELA Ukufakwa okuyisisekelo kungase kudingeke ngaphezu kokuhlinzekwa kwa-SELV. Bheka ku-8.1.4. Ukuze uqonde lokhu, udinga ukuqonda kuqala ukuthi yini ukuphepha kwamandla kagesi aphansi kakhulu(SELV). Sicela ubheke incazelo kanye nencazelo ye-SELV….