BS EN IEC 60317-80:2019

What is BS EN IEC 60317-80 - Polyvinyl acetal enamelled rectangular copper wire about ?    This part of IEC 60317 forms an element of a series of standards which deals with insulated   wires used for windings in electrical equipment.  
BS EN IEC 60317-80 is the 80 th part of the series that specifies the requirements of enamelled rectangular copper winding wire of class 120 with a dual coating. The underlying coating is based on polyvinyl acetal resin, which can be modified providing it retains the chemical identity of the original resin and meets all specified wire requirements.   
The range of nominal conductor dimensions covered by this BS EN IEC 60317-80 is: <span data-ccp-props='{"201341983":0,"335551...