{
  "$type": "site.standard.document",
  "description": "The subject matter of the present invention is an electronic circuit for the bidirectional conversion of a high input voltage to a direct-current output voltage with indirect coupling, more specifically for use in a power supply system for rail vehicles, that is provided with a primary converter…",
  "path": "/patents/1102814",
  "publishedAt": "2002-07-31T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L9/24",
    "SMA REGELSYSTEME GMBH [DE]"
  ],
  "textContent": "The subject matter of the present invention is an electronic circuit for the bidirectional conversion of a high input voltage to a direct-current output voltage with indirect coupling, more specifically for use in a power supply system for rail vehicles, that is provided with a primary converter (4), one single common transformer (5) and a secondary converter (6), the primary converter (4) being composed of at least three primary converter sections (4.1 - 4.n) connected in series, the output lines of which are each connected to a respective one of the transformer primary windings (5.1 - 5.n).",
  "title": "Medium frequency energy supply for rail vehicles"
}