IEC 60317-20 Ed. 3.1 b:2019

IEC 60317-20 Ed. 3.1 b:2019 Specifications for particular types of winding wires - Part 20: Solderable polyurethane enamelled round copper wire, class 155 CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 06/12/2019

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IEC 60317-20:2013+A1:2019 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.