IEC 60034-9:1990

Rotating electrical machines. Part 9: Noise limits.

Machines électriques tournantes. Neuvième partie: Limites du bruit.

Date:

1997-07-30 /Anulada

Summary (English):

Specifies maximum permissible A-weighted sound power levels for rotating electrical machines complying with IEC 34-1, with methods of cooling according to IEC 34-6 and degrees of protection according to IEC 34-5.

Summary (French):

Relaciones con otras normas IEC

Es modificada por: IEC 60034-9:1990/AMD1:1995
Es anulada por: IEC 60034-9:1997
Anula a: IEC 60034-9:1972

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