20130221854 | DUAL-SWITCH CURRENT CONVERTER - The invention relates to a current converter of the forward converter type for converting a three-phase primary voltage into a plurality of secondary voltages, with a magnetic intermediate circuit including at least three transformer secondary windings, wherein the current converter on its primary side includes at least three transformers with respectively two primary windings wound in opposition directions and respectively at least one secondary winding, and that two electronic switches are provided, wherein the first switch respectively controls a primary winding of the three transformers via a set of diodes and wherein the second switch respectively controls another primary winding of the three transformers via a second set of diodes. | 08-29-2013 |