| 摘要 |
<p>An high-efficiency electronic device for turning on and power supplying of lamps, is provided with a circuit comprising a diode bridge rectifier, or Graetz bridge, AC powered preferably by stabilizing inductor (LI), wherein at DC output poles of said rectifier bridge are connected in parallel, respectively: a first capacitor (CI), a load constituted by one or more DC powerable lamps connected to the output pole (A, B) of the circuit, in turn connected together in series and/or in parallel, a second capacitor (C2) placed in series with a relay switch, which, in their entirety, are connected in parallel to the bridge rectifier input, wherein the winding of said relay is connected in series to a third capacitor (C3); said winding and said third capacitor (C3) being connected in parallel, in their entirety, to the bridge rectifier output.</p> |
