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Italian translation: la messa a terra dell'impianto elettrico
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English to Italian translations [PRO] Tech/Engineering - Electronics / Elect Eng
English term or phrase:power earth
In a TT system, one point is directly earthed; the chassis of the electrical
system is connected to earth, which has no direct connection to the
In the modern TT system, protective measures include protective
grounding as well as current-operated e.l.c.b. systems and voltageoperated
Explanation: "Power earth" mi sembra equivalere a "power ground" (da wikipedia: The use of the term ground (or earth) is so common in electrical and electronics applications that circuits in vehicles such as ships, aircraft, and spacecraft may be spoken of having a "ground" connection without any actual connection to the Earth.) Su un altro sito ho trovato la spiegazione più esauriente: "Il power ground è di norma presente nelle apparecchiature elettroniche alimentate dalla rete e costituisce il collegamento a terra di protezione (earth ground o safety ground)."