38. Prize de pamint artificiale. (5) Redimensionare instalatie electrica existenta. Curs gratuit

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  • čas přidán 14. 05. 2024
  • Prizele de pamint de protectie fie naturale sau artificiale au un rol bine definit in instalatiile electrice.Asigura dirijarea curentilor de defect la pamint proces ce protejaza electrocutarea in cazul atingerii accidentala .Pentru o buna intelegere a fenomenului fizic vizionati materialul.Vizionare placuta.
  • Věda a technologie

Komentáře • 2

  • @gabrielmosu4679
    @gabrielmosu4679 Před měsícem +1

    "de preferat prin sudura",adevarat,dar nu orice fel de sudura,admisa e doar cea exotermica,nu varianta electrod si aparat de bazar

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