CPC H01B 3/306 (2013.01) [H01B 3/305 (2013.01)] | 21 Claims |
1. A magnet wire comprising:
a conductor; and
an insulation system formed around the conductor, the insulation system comprising:
a basecoat of first polymeric enamel insulation having a first thickness that is between forty-five percent and sixty-five percent of a total thickness of the insulation system;
a midcoat of second polymeric enamel insulation formed around the basecoat and having a second thickness that is between twenty-five percent and forty percent of the total thickness, the second polymeric enamel insulation comprising a filler dispersed in a base polyimide material, wherein the filler comprises between 20 percent and 80 percent by weight of silica dioxide and between 20 and 80 percent by weight of titanium dioxide; and
a topcoat of third polymeric enamel insulation formed around the midcoat and having a third thickness that is between five percent and fifteen percent of the total thickness.
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