Izintambo zikagesi ze-voltage ephakathi zisetshenziselwa ukudlulisa amandla ukusuka endaweni eyodwa kuya kwenye. Lezi zintambo zivame ukusetshenziswa ezindaweni zezimboni, ezitshalweni zokukhiqiza amandla, nakwezinye izinhlelo zokusebenza lapho kudingeka khona amandla e-voltage aphezulu.
Kunezinhlobo ezahlukene zezintambo zamandla ezisebenza ngogesi ezimaphakathi, njengezintambo ezifakwe i-XLPE (cross-linked polyethylene) ezifakwe i-insulation, izintambo ezifakwe i-EPR (ethylene propylene rubber) ezifakwe i-insulation, kanye nezintambo ze-PILC (paper insulated lead covered).
Izintambo ezifakwe i-insulation ze-XLPE ziwuhlobo oluvame ukusetshenziswa kakhulu lwezintambo zamandla ezisebenza ngogesi ophakathi. Zaziwa ngezakhiwo zazo zikagesi ezinhle kakhulu, ukuzinza okuphezulu kokushisa, kanye nokumelana nomswakama kanye namakhemikhali. Izintambo ezifakwe i-insulation ze-EPR nazo zithandwa ngenxa yokuguquguquka kwazo, ukumelana nokushisa nokubanda, kanye nezakhiwo zikagesi ezinhle. Izintambo ze-PILC, ngakolunye uhlangothi, ziwubuchwepheshe obudala futhi azisetshenziswa kakhulu namuhla ngenxa yezindleko zazo eziphezulu kanye nokusebenza kwazo okuphansi uma kuqhathaniswa nezintambo ze-XLPE kanye ne-EPR.
Uma ukhetha isixazululo sekhebula lamandla eliphakathi, kubalulekile ukucabangela izici ezifana nesilinganiso se-voltage, umthamo wokuthwala wamanje, izinto zokuvikela, usayizi womqhubi kanye nohlobo, kanye nekhono lekhebula lokubekezelela izici zemvelo ezifana nokushisa, umswakama, namakhemikhali. Kubalulekile futhi ukuqinisekisa ukuthi ikhebula lihambisana nezindinganiso nemithethonqubo efanele yemboni.
Ukufakwa nokugcinwa kahle kwezintambo zikagesi ze-medium voltage kubalulekile ekuqinisekiseni ukusebenza kwazo okuphephile nokwethembekile. Lokhu kuhlanganisa ukuhanjiswa kwezintambo ngendlela efanele, ukuqeda, kanye nokuxhuma, kanye nokuhlolwa njalo ukuze kutholakale noma yiziphi izinkinga ezingaba khona kusenesikhathi.
Isikhathi sokuthunyelwe: Julayi-21-2023