Secondary distribution network transformer

Secondary distribution network transformer

  • CN 104,272,405 A
  • Filed: 04/23/2013
  • Published: 01/07/2015
  • Est. Priority Date: 05/10/2012
  • Status: Active Application
First Claim
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1. the regional electric network transformer for area power grid power voltage supply (10), this area'"'"'s network transformer comprises:

  • Have for pressing the primary and secondary winding (311 being converted to secondary area power grid voltage in elementary, 312,313) active parts (12), wherein, described active parts (12) is arranged in the transformer container (11) with cooling and iknsulating liquidMultiple switching device for the transformation ratio between adaptive primary voltage and secondary voltage (13), wherein, described switching device (13) is connected to described secondary winding (311 in primary side, 312,313) tap (32) and described secondary winding (311,312,313) between star point, further, described switching device (13) is arranged in the region of cooling and iknsulating liquid in described transformer container (11).

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