Isakhiwo esisisiseko sentambo yombane senziwe ngamacandelo amane: I-Wire Core (i-Wire Core I-inshuler fayer yindawo yodwa phakathi kwengcine ye-wire kunye nomhlaba kunye nezigaba ezahlukeneyo zengcinezelo yokuqinisekisa ukuhanjiswa kwamandla, kwaye yinxalenye engenakuphikiswa ye-cable yentambo yamandla.
Indima yoMakhethe:
Isiseko sentambo ngumqhubi wesifundo. Ukwenzela ukuthintela ukonakaliswa kwezixhobo ezibangelwe kwisekethe emfutshane yengcinezelo kunye nengozi kubantu ababangelwa ziingcingo ezigqitha kwi-voltage egqithileyo, kufuneka kongezwe kwintambo. Ukunganyangeki kombane komqhubi wesinyithi kwintambo incinci kakhulu, kwaye ukungqubana kombane kwe-insulator kuphezulu kakhulu. Isizathu sokuba i-insulator inokuthi ifakwe i-inshurensi kuba: Izityholo ezilungileyo nezingalunganga kwiimolekyuli ziboshwe kakhulu, kwaye ngokubanzi, kwaye kuthathwa njengento engenakuphikiswa. Kwiziphayi ze-insulawers, kukho uqiniso loqhekeko olunika ama-encrons amandla aneleyo okubavuyisa. Nje ukuba kutyhutywe uxinzelelo lobuqhetseba, umbandela akasasebenzi.
Ithini ifuthe lobukhulu obungenasiphelo kwintambo?
Nciphisa inkonzo yobomi be-wire kunye neemveliso zekheyili, ukuba inqaku elincinci lentambo alizifezekisi iimfuno, emva kokungcwatywa kwexesha elide, i-insulment okanye i-inshurensi yenqanaba lenqanaba le-sheath liya kuncitshiswa. Ukuboniswa kwesiqhelo sheath okanye ukusilela komgca, inqaku elincinci linokuqhekeka, isiphumo sokukhusela isithukuthezi sentambo siya kulahleka. Ukongeza, ukusetyenziswa kwangaphakathi akunakutyeshelwa, ucingo kunye nentambo intambo ixesha elide luya kuvelisa ubushushu obuninzi, iya kunciphisa ubomi benkonzo yewire kunye nentambo. Ukuba umgangatho awupheleli kumgangatho, uya kubangela umlilo kunye nezinye iingozi zokhuseleko.
Yandisa ubunzima benkqubo yokubeka, kwinkqubo yokubeka i-way kufuneka bacinge ngomsantsa, ukuze ubushushu be-sheath bungayi kongeza i-wire kunye nentambo yentambo, kungenjalo akunakudlala indima ekukhuseleni ucingo kunye nentambo. Enye yeempawu zomgangatho wemveliso zibonakaliswa kumgangatho wokubonakala. Nokuba yintambo yamandla okanye ucingo lwamandla olulula, umgangatho we-inshurensi kufuneka unikelwe ingqalelo kwimveliso, kwaye kufuneka ihlawulwe ngokungqongqo kwaye ivavanywe.
Mhlawumbi abantu abaninzi baya kuba namathandabuzo, kuba indima ye-inshurensi inkulu kakhulu, umphezulu wentambo ephantsi kunye ne-voltage ye-voltage igqunywe ngumkhenkce weplastiki okanye intambo ye-irabha, kunye nentambo ye-voltage efihliweyo.
Ngenxa yokuba ndlongondlongo, ezinye izinto ezikhoyo ziphalala, ezinje ngerabha, iplastiki, iinkuni ezomileyo ziya kuba ngabaqhubi, kwaye aziyi kuba nefuthe lokufaka. Ukufakelwa ngokusongela kwiintambo ze-voltage ephezulu yinkcitho yemali kunye nezixhobo. Umphezulu wecingo lemithombo-moya ephezulu ayigutyungelwanga i-valafanqa, kwaye ukuba iyanqunyanyiswa kwinqaba ephezulu, inokuvuza umbane ngenxa yokunxibelelana neNqaba. Ukwenzela ukuthintela le nto, ucingo lwevolthi eliphakamileyo luhlala lunqunyanyisiwe phantsi kochungechunge olude lweebhotile ze-porcelain, ukuze ucingo oluphezulu lwevolda kwinqaba. Ukongeza, xa ufaka iintambo eziphezulu zevolthi, musa ukuthwala emhlabeni. Ngaphandle koko, ngenxa yokuqina phakathi kocingo kunye nomhlaba, ulwelo olugudileyo lonakalisiwe, kwaye kukho i-RISS ezininzi, eziya kuvelisa ukuvuza.
I-inshurensi yentambo iseti ngokweemfuno zentambo. Kwinkqubo yemveliso, abavelisi kufuneka balawule ubuninzi bokufakwa ngokungqongqo ngokungqinelana nemigangatho yenkqubo, kufezekisa ulawulo olubanzi lwenkqubo, kwaye uqinisekise umgangatho wewire kunye nentambo.
IXESHA LOKUQALA: UNv-14 ukuya ku-2004