IEC - International Electrotechnical Commission - IEC 60034-9:1990/COR1:1991
Corrigendum 1 - Rotating electrical machines. Part 9: Noise limits
revised
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| Organization: | IEC - International Electrotechnical Commission |
| Publication Date: | 1 January 1991 |
| Status: | revised |
| ICS Code (Noise emitted by machines and equipment): | 17.140.20 |
Document History
July 25, 2007
Rotating electrical machines - Part 9: Noise limits
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...
March 7, 2007
Amendment 1 - Rotating electrical machines - Part 9: Noise limits
A description is not available for this item.
October 10, 2003
Rotating electrical machines - Part 9: Noise limits
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...
July 30, 1997
Rotating electrical machines - Part 9: Noise limits
Specifies maximum permissible A-weighted sound power levels for rotating electrical machines complying with IEC 60034-1, having methods of cooling according to IEC 60034-6 and degrees of protection...
March 31, 1995
Amendment 1 - Rotating electrical machines. Part 9: Noise limits.
A description is not available for this item.
IEC 60034-9:1990/COR1:1991
January 1, 1991
Corrigendum 1 - Rotating electrical machines. Part 9: Noise limits
A description is not available for this item.
May 31, 1990
Rotating electrical machines. Part 9: Noise limits.
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...
January 1, 1972
Corrigendum 1 - Rotating electrical machines - Part 9: Noise limits
A description is not available for this item.
January 1, 1972
Rotating electrical machines - Part 9: Noise limits
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...