Specifications for particular types of winding wires. Polyester or polyesterimide overcoated with polyamide-imide enamelled rectangular aluminium wire, class 220|Electrical insulation, Flexibility, Testing conditions, Coated materials, Electric conductors, Packaging, Diameter, Mathematical calculations, Breakdown voltage, Wires, Electrical resistance, Insulated wires, Mechanical testing, Elongation at fracture, Windings, Dimensional measurement, Electric wires, Grades (quality), Dimensional tolerances, Electrical components, Enamelled wires, Dimensions, Temperature ratio, Circular shape, Thermal-shock tests, Copper