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Siemens FI(RCD) Typ B
Hi habe mir jetzt einen Siemens FI Typ B von Ebay besorgt. Nagelneu und original verpackt. Angeschlossen und er summt/brummt....... War beim normalen FI nicht der Fall. Kann mir dazu jemand was sagen? Auslösetaste funktioniert. Ich bin da ein wenig unsicher.

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