Motsoako oa koporo oa nickel, o nang le matla a tlase a ho hanyetsa motlakase, o hanela mocheso hantle ebile o hanela mafome, o bonolo ho sebetsoa le ho tjheseletsa ka loto. E sebelisoa ho etsa likarolo tsa bohlokoa ho relay ea overload ea mocheso, thermal resistance breaker ea potoloho, le lisebelisoa tsa motlakase. Hape ke thepa ea bohlokoa bakeng sa thapo ea ho futhumatsa ea motlakase. E tšoana le s type cupronickel. Ha nickel e le ngata, bokaholimo bo ba bosoeu ba silevera.

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