Ama-Residual current breakers (ama-RCCB)ziyizinto zokuphepha ezibalulekile ezisetshenziswa ekufakweni kukagesi ukuvimbela imisinga eyingozi. Ihlinzeka ngokuvikelwa okuthuthukisiwe engcupheni yokushaqeka kukagesi kanye nomlilo okubangelwa ukwehluleka kohlelo lukagesi.
Omunye wemisebenzi eyinhloko ye-I-RCCBiwukuthola noma yikuphi ukuvuza noma ukungalingani kwamandla kagesi. Isebenza ngokuqhathanisa amandla okufaka kanye nawokukhiphayo kusekethe. Uma kukhona umehluko phakathi kwalokhu okubili, kusho ukuthi kukhona amandla okukhipha futhi kukhona iphutha ohlelweni.I-RCCBbese iphazamisa ngokushesha isekethe, inqamule amandla futhi ivimbele noma yimuphi umonakalo ongaba khona.
Ukubaluleka kweI-RCCBIlele ekhonweni layo lokuvikela ezinhlotsheni ezimbili zamaphutha: iphutha lomhlaba kanye nomsinga wokuvuza. Iphutha lomhlabathi lenzeka lapho umqhubi kagesi ethintana ngqo nomhlaba, okubangela i-short circuit. Umsinga wokuvuza, ngakolunye uhlangothi, ungenzeka lapho ukufakelwa kwe-insulation kwehluleka noma lapho ukuxhumana kukagesi kubuthakathaka.
Ama-RCCBzibaluleke kakhulu ezindaweni zasekhaya lapho ingozi yezingozi zikagesi ngenxa yocingo olungafanele noma izinto zikagesi ezonakele iphezulu khona. I-RCCB ivikela izimpilo nempahla yezakhamuzi ngokubona ngokushesha nokuphazamisa noma yimaphi amaphutha, ivimbele ukushaqeka kukagesi kanye nemililo engaba khona.
Kubalulekile ukuqaphela ukuthiAma-RCCBungashintshi ama-fuse noma amadivayisi okuvikela i-overcurrent. Kunalokho, kuyawagcwalisa ngokunikeza ungqimba olwengeziwe lokuvikela ikakhulukazi emaphutheni omhlaba kanye nemisinga yokuvuza. Ngakho-ke, kunconywa ukufakaI-RCCBeduze kwamadivayisi okuvikela isekethe akhona ukuqinisekisa ukuphepha okuphelele kukagesi.
Ngamafuphi, ii-earth leaking circuit breakeriyithuluzi lokuphepha elibalulekile elidlala indima ebalulekile ekuvimbeleni izingozi zikagesi. Ngokubona ngokushesha nokuphazamisa amasekethe anephutha, ingavimbela ukushaqeka kukagesi nomlilo, ngaleyo ndlela ithuthukise ukuphepha kukagesi emakhaya nakwezinye izindawo.I-RCCBkuyisinqumo esihlakaniphile njengoba sinikeza abanikazi bezindlu isivikelo esengeziwe kanye nokuthula kwengqondo.
Isikhathi sokuthunyelwe: Septhemba 13-2023