Italian translation: distanza (vuoto) che eviti il contatto (di almeno 3 mm)
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13:13 Jan 15, 2004
English to Italian translations [PRO] Tech/Engineering
English term or phrase:air gap contact separation
A disconnection device having an air gap contact separation at least 3mm in all conductors should be incorporated in the fixed wiring according to the National Wiring Regulation.
Probabilmente ha a che fare con i cavi schermati, da utilizzare esclusivamente per questo tipo di collegamento.