NFC 31 662 : 1988
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
SPECIFICATIONS FOR PARTICULAR TYPES OF WINDING WIRES - POLYVINYL ACETAL ENAMELLED ROUND COPPER WINDING WIRE, CLASS 120
01-07-1995
12-01-2013
Specifies the requirements of enamelled round copper winding wire of class 120 with a sole coating based on polyvinyl acetal resin, which may be modified as long as it retains the chemical identity of the original resin and meets all specified wire requirements. Covers the following range of nominal conductor diameters: 0,040 mm up to and including 2,500 mm (Grade 1); 0,040 mm up to and including 5,000 mm (Grade 2); 0,080 mm up to and including 5,000 mm (Grade 2); 0,080 mm up to and including 5,000 mm (Grade 3). Coverage includes dimensions, heat shock, elongation, resistance to abrasion, solderability, loss of mass, breakdown voltage and packaging.
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