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Specificatii generale pentru tablouri de medie ... - Schneider Electric

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Specification for Ten<strong>de</strong>rspecificatii tehnice NEX24.docMecanismele <strong>de</strong> actionare a aparatajului <strong>de</strong> comutatie vor fi testate odata pe an, <strong>pentru</strong> a verifica dacafunctioneaza corect (inchi<strong>de</strong>re / <strong>de</strong>schi<strong>de</strong>re).17.3 Service <strong>pentru</strong> sistemul <strong>de</strong> protectie si comandaDatorita faptului ca utilizeaza tehnologia digitala, sistemul <strong>de</strong> protectie si comanda trebuie sa fie suficient <strong>de</strong>fiabil incat sa nu necesite activitati <strong>de</strong> service planificat.17.4 Service conditionatUnitatile functionale vor fi echipate cel putin cu urmatoarele facilitati <strong>de</strong> mentenanta ?conditionata- Contor <strong>de</strong> operatii .- Inregistrarea sumei curentilor intrerupti .- Supravegherea circuitului <strong>de</strong> <strong>de</strong>clansare.- Auto-supravegherea unitatii <strong>de</strong> protectie si comanda.Transmiterea la distanta a acestor date va fi posibila printr-un sistem <strong>de</strong> comanda si supraveghere ladistanta.Last update : 2010-03-11 - 20 -

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