IEC 60317-68:2017+A1:2019 specifies the requirements of enamelled rectangular aluminium winding wire of class 120 with a sole coating based on polyvinyl acetal resin, which may 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 standard is
- Width: minimum 2,0 mm and maximum 16,0 mm
- Thickness: minimum 0,80 mm and maximum 5,60 mm
