HD 555.21 S1-1990 Specifications for Particular Types of Winding Wires Part 21: Solderable Polyurethane Enamelled Round Copper Winding Wire Overcoated with Polyamide, Class 155
European Committee for Electrotechnical Standardization(CENELEC)
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HD 555.21 S1-1990
HD 555.21 S1-1990 history
1990HD 555.21 S1-1990 Specifications for Particular Types of Winding Wires Part 21: Solderable Polyurethane Enamelled Round Copper Winding Wire Overcoated with Polyamide, Class 155