IEC 60034-9 : 4.1现行

Describes test methods for the determination of sound power level of rotating electrical machines and also specifies maximum A-weighted sound power levels for factory acceptance testing of network-supplied, rotating electrical machines in accordance with lEC 60034-1, having methods of cooling according to lEC 60034-6 and degrees of protection according to lEC 60034-5.

GOST IEC 60034-9 : 2014 - Identical

VDE 0530-9 : 2008 COR 1 2008 - Identical

I.S. EN 60034-9:2005 - Identical

NEN EN IEC 60034-9 : 2005 AMD 1 2007 - Identical

BS EN 60034-9 : 2005 - Identical

DIN EN 60034-9 : 2008 COR 1 2008 - Identical

NBR IEC 60034-9 : 2011 - Identical

DS EN 60034-9 : 2005 AMD 1 2008 - Identical

SANS 60034-9 : 3.01ED 2007(R2012) - Identical

AS 60034.9-2009 - Identical