DS DS/EN 60034-9/A1
DS DSEN 60034-9A1 2008-MAY-28 Rotatng electrcal machnes - Part 9 Nose lmts
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Specifies test methods for the determination of sound power level of rotating electrical machines. Provides maximum A-weighted sound power levels for factory acceptance testing of rotating electrical machines. To be used in conjunction with EN 60034-1, EN 60034-5 and EN 60034-6.