Specifies the requirements of solderable enamelled round copper winding wire of class 180 with a dual coating. Covers the following range of nominal conductor diameters: 0,020 mm up to and including 1,600 mm (Grade 1B) and 0,020 mm up to and including 1,600 mm (Grade 2B). Coverage includes: electrical resistance, dimensions, heat shock, springiness, breakdown voltage, solderability, packaging and temperature index. BS AMD 8589 RENUMBERS THIS STANDARD TO BS EN 60317 PT36