With mesolow transformer and the operation method thereof of point connection circuit

With mesolow transformer and the operation method thereof of point connection circuit

  • CN 102,209,998 B
  • Filed: 12/15/2009
  • Issued: 01/20/2016
  • Est. Priority Date: 12/22/2008
  • Status: Active Grant
First Claim
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1. one kind with a point connection circuit, transformer (1) for carrying out changing between mesolow, wherein:

  • One of winding of-transformer has the tap of two ends and at least two centre taps,-there is at least one switching device (20), can be electrically connected with switching for one of output lead by one of transformer centre tap and transformer, and-there is at least one semiconductor switching device (5), this semiconductor switching device is electrically connected with the output lead of described transformer and directly holds tap to be electrically connected with one, and wherein said output lead is the wire of drawing from one of two ends tap,Wherein, described point of connection circuit is arranged on the low-voltage side of transformer,And wherein, described switching device (20) is connected with the same output lead of transformer with described semiconductor switching device (5).

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