000 00426nam a2200073 4500
080 _a
_b
245 _aIEC: 34 - 18 - 31 - 1992; Rotating electrical machines Part 18 functional evaluation of insulation systems section 31 test procedures for form-wound windings - thermal evaluation and classification of insulation systems used in machines up to and including 50MVA and 15kV
700 _aInternational Electrotechnical Commission
260 _aGeneva
_bIEC
_c1992
300 _a27p
999 _c35111
_d35111