This part of IEC 60317 specifies the requirements of solderable enamelled round copper winding wire of class 155 with a sole coating based on polyurethane resin, which may be modified providing it retains the chemical identity of the original resin and meets all specified wire requirements.Cross References:EN 60317-0-1:2014IEC 60317-0-1:2013IEC 60851IEC 60317IEC 60264Incorporates the following:Amendment, October 2019