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beccaccino

Elettrovalvola gas

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beccaccino

Salve a tutti,in una cucina industriale dovrei comandare un elettrovalvola manuale con bobina 230 V,nel senso che se la cappa e’ in funzione l elettrovalvola si apre,se la cappa e’ spenta l elettrovalvola rimane chiusa.la cappa e’ trifase.l elettrovalvola deve anche chiudersi con rivelatore di gas 

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beccaccino

L elettrovalvola deve essere  no o nc ?dopo che la cappa si spenge,l elettrovalvola devo chiuderla manualmente ?

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