| abstract |
An insulated wire having at least one thermosetting resin layer and at least one thermoplastic resin layer in this order as a covering layer on a rectangular conductor in cross section, The coating thickness of each of the sides formed on the four sides on the cross-sectional rectangular conductor is such that the difference between the maximum value and the minimum value is 20 μm or less, and all the sides An insulated wire, a motor coil, and an electric / electronic device, wherein a value obtained by dividing the largest value among the maximum values by the smallest value among the minimum values of all sides is 1.3 or more. |