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Winding wires. Test methods - Electrical properties

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1 Scope

This part of IEC 60851 specifies the following tests:

  • Test 5: Electrical resistance;

  • Test 13: Breakdown voltage;

  • Test 14: Continuity of insulation;

  • Test 19: Dielectric dissipation factor;

  • Test 23: Pin hole.

For definitions and general notes on methods of test, Clause 3 of IEC 60851‑1:2021 applies.

This part of IEC 60851 also specifies methods for determining the dissipation factor of enamelled winding wire, provided in Annex A.