I-circuit breaker evuzayo: qinisekisa ukuphepha kukagesi
Ama-circuit breaker asele(ama-RCCB) ayizingxenye ezibalulekile ezinhlelweni zikagesi zesimanje, ezisiza ekuvikeleni abantu nempahla engcupheni yokushaqeka kukagesi kanye nemililo kagesi. Lesi sihloko sizogxila ekubalulekeni kwe-RCCB, indima yayo kanye nezinzuzo zayo ekuqinisekiseni ukuphepha kukagesi.
Ama-RCCB aklanyelwe ukuthola nokuphazamisa ukuhamba kwamandla kagesi okungajwayelekile okungase kwenzeke ngenxa yamaphutha njengokuvuza noma ama-short circuits. Lokhu kwehluleka kungadala izingozi ezinkulu, ikakhulukazi ezindaweni zokuhlala noma zezentengiselwano lapho kusetshenziswa khona inani elikhulu lamadivayisi. Ngokunqamula ugesi ngokushesha,Ama-RCCBukuvimbela ukushaqeka kukagesi futhi kunciphise amathuba omlilo kagesi.
Ukusebenza kwe-RCCB kusekelwe esimisweni sokulinganisela samanje. Balinganisa njalo ugesi ogeleza ungena futhi uphuma esiketheni ngokusebenzisa ama-phase kanye nama-neutral conductors. Uma ugesi ogeleza esiketheni uphambuka kugesi ogeleza uphuma, kubonisa iphutha esiketheni. Lo mehluko wamanje ubizwa ngokuthi ugesi osele.
Uma sekutholakale ukuthi kukhona ugesi osele, i-RCCB iyakhubeka ngokushesha, iphule isekethe ngaphambi kokuba kwenzeke noma yimuphi umonakalo noma ukulimala. Izikhathi zohambo ngokuvamile zingaphakathi kwama-millisecond, okuqinisekisa ukuthi kuthathwe isinyathelo esisheshayo sokuvimbela izingozi zikagesi.
Kunezinhlobo ezimbili ze-RCCB: eziqinile nezilungisekayo. Ama-RCCB aqinile anesilinganiso samanje esisele esinqunyiwe futhi ngokuvamile asetshenziselwa ukuvikela okujwayelekile. Ngakolunye uhlangothi, i-RCCB elungisekayo ivumela isilinganiso samanje esisele ukuthi silungiswe ukuze sihlangabezane nezidingo ezithile. Lezi zinhlobo zivame ukusetshenziswa ezimbonini lapho imishini ekhethekile ingadinga izilungiselelo ezithile.
Enye yezinzuzo ezibalulekile zama-RCCB yikhono lawo lokuvikela ekushayweni ugesi, ikakhulukazi ezindaweni ezimanzi. Amanzi ayindlela enamandla yokuqhuba ugesi futhi andisa ingozi yokushaywe ugesi. Kodwa-ke, uma umshini uthintana namanzi, okubangela ukuvuza, i-RCCB izobona ngokushesha ukungalingani futhi inqamule isekethe ukuze igweme imiphumela ebulalayo.
Ama-RCCB nawo adlala indima ebalulekile ekunciphiseni ukwenzeka kwemililo kagesi. Iphutha elifana ne-short circuit lingadala ukushisa okweqile futhi libangele ukuthi ikhebula lincibilike, okungenzeka libangele umlilo. Ngokunqamula ugesi ngokushesha lapho kutholakala iphutha, ama-RCCB anganciphisa kakhulu ingozi yomlilo, anciphise umonakalo wempahla futhi avimbele ukulahlekelwa yimpilo okungenzeka.
Kubalulekile ukuqinisekisa ukuthi i-RCCB ifakwe kahle futhi ihlolwe njalo ukuqinisekisa ukusebenza kwayo kahle. Ukufakwa kufanele kwenziwe uchwepheshe kagesi futhi kucatshangelwe izidingo ezithile zesistimu ngayinye kagesi. Ukuhlolwa okuvamile kuzoqinisekisa ukuthi i-RCCB isebenza kahle futhi ihlinzeka ngokuvikelwa okuqhubekayo.
Ngamafuphi, ama-circuit breaker okuvuza komhlaba ayingxenye ebalulekile yezinhlelo zikagesi, ahlinzeka ngokuvikelwa okuyisisekelo ezingozini zikagesi. Asheshe abone futhi anqamule ama-circuit anephutha, anciphise ingozi yokusha kukagesi kanye nemililo kagesi. Ngokufaka i-RCCB ekufakweni kukagesi nokuqinisekisa ukuthi isebenza kahle, singathuthukisa kakhulu ukuphepha kukagesi futhi sikunike ukuthula kwengqondo.
Isikhathi sokuthunyelwe: Novemba-13-2023