Specifications for particular types of winding wires - Part 12: Polyvinyl acetal enamelled round copper wire, class 120 (IEC 60317-12:2020); German version EN IEC 60317-12:2020
This Part of IEC 60317 specifies the requirements of enamelled round copper winding wire of class 120 with a sole coating based on polyvinyl acetal or polyvinyl formal resin, which may be modified providing it retains the chemical identity of the original resin and meets all spec