IEC: 34 - 18 - 21 - 1992; Rotating electrical machines - Part 18 functional evaluation of insulation systems Section 21 test procedures for wire-wound windings - thermal evaluation and classification
IEC: 34 - 18 - 21 - 1992; Rotating electrical machines - Part 18 functional evaluation of insulation systems Section 21 test procedures for wire-wound windings - thermal evaluation and classification
- Geneva IEC 1992
- 74p
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