Superseded
Standard
Historical
IEC 60034-9:1972
Rotating electrical machines - Part 9: Noise limits
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Summary
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.
Technical characteristics
| Publisher | International Electrotechnical Commission (IEC) |
| Publication Date | 01/01/1972 |
| Release Date | 01/01/1972 |
| Cancellation Date | 05/31/1990 |
| Edition | 1 |
| Page Count | 16 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
31/03/1995
Superseded
Historical
01/01/1972
Superseded
Historical
01/01/1972
Superseded
Historical
31/05/1990
Superseded
Historical
01/01/1991
Superseded
Historical
30/07/1997
Superseded
Historical
07/03/2007
Superseded
Historical
10/10/2003
Superseded
Historical
IEC 60034-9:2003+AMD1:2007 Consolidated
Machines électriques tournantes - Partie 9: Limites de bruit
25/07/2007
Superseded
Historical
14/10/2021
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