IEC 60034-9:1997
IEC 60034-9:1997

IEC 60034-9:1997

July 1997
International standard Cancelled

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 according to IEC 60034-5 and having a rated output from 1kW up to 5500kW with a speed limited to 3750 r/mn

Main informations

Collections

International IEC standards

Publication date

July 1997

Number of pages

19 p.

Reference

IEC 60034-9:1997

ICS Codes

17.140.20   Noise emitted by machines and equipment

Print number

1
Sumary
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 according to IEC 60034-5 and having a rated output from 1kW up to 5500kW with a speed limited to 3750 r/mn
Replaced standards (2)
IEC 60034-9:1990/AMD1:1995
International standard Cancelled
Amendment 1 - Rotating electrical machines. Part 9: Noise limits.

IEC 60034-9:1990/COR1:1991
International standard Cancelled
Corrigendum 1 - Rotating electrical machines. Part 9: Noise limits

Standard replaced by (1)
IEC 60034-9:2003
IEC 60034-9:2003
October 2003
International standard Cancelled
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 machines. To be used in conjunction with IEC 60034-1, IEC 60034-5 and IEC 60034-6.

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