Specifies the requirements of enamelled round copper winding wire of class 180 with a dual coating. Covers the following range of nominal diameters: 0,050 mm up to and including 3,150mm (Grade 1); 0,050 mm up to and including 5,000 mm (Grade 2); 0,250mm up to and including 1,600 mm (Grade 3). Coverage includes dimensions, heat shock, solderability, elongation, temperature index, electrical resistance, heat or solvent bonding, and packaging. BS AMD 9064 RENUMBERS THIS STANDARD TO BS EN 60317 PT22