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Publication details

Publication CODE Title
IEC 60034-9:1990 (1990-05) ROTATING ELECTRICAL MACHINES. PART 9: NOISE LIMITS.
 
Price Excl. VAT Total number of pages, tables and drawings
42.00 € 19.
Description
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.
Class  C990  (IEC PUBLICATIONS IEC PUBLICATIONS)
Available files
EN/FR version
Status
Status IEC PUBLICATION
Situation Withdrawn
Replaced by  IEC 60034-9:1997
Replaces  IEC 60034-9:1972
Replaces  IEC 60034-9:1972/COR1:1972
Origin
Committee TC 2
ROTATING MACHINERY
Responsible Ir DELENS Marc
Approval
BEC Approval 1990-05-31
ICS-Code (International Standards Classification) 35.040
NBN Status New
IEC publication date 1990-05-31
IEC last modification date 2004-08-09