Dry-type transformer or reactor winding method for waterproofing

Dry-type transformer or reactor winding method for waterproofing

  • CN 101,599,352 A
  • Filed: 04/14/2009
  • Published: 12/09/2009
  • Est. Priority Date: 04/14/2009
  • Status: Active Application
First Claim
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1. , a kind of dry-type transformer or reactor winding method for waterproofing is characterized in that, comprise the steps:

  • Winding is coated the 1-2 layer with the axial half lap of glass tape, radial again half lap coats the 1-2 layer, again the winding upper and lower end parts is evenly applied one deck with epoxy resin, oven dry then, treat that winding temperature is reduced to room temperature after, immersed in the epoxies insulating varnish 3-5 minute, take out and drip the oven dry of lacquer back, after treating that winding temperature is reduced to room temperature, immersed again in the epoxies insulating varnish 10-15 minute, take out and drip the oven dry of lacquer back and get final product.

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