This standard covers the calculation, display and verification of noise emission characteristics of electric rotating machines under standardized conditions.
KS I ISO 1680:2004 history
2014KS I ISO 1680:2014 Acoustics — Test code for the measurement of airborne noise emitted by rotating electrical machines
2004KS I ISO 1680:2004 Acoustics-Test code for the measurement of airborne noiseemitted by rotating electrical machines