This International Standard specifies methods for the measurement, determination and declaration of thenoise emission from portable and stationary compressors and vacuum pumps. It prescribes the mounting,loading and working conditions under which measurements are to be made, and includes measurement ordetermination of the noise emission expressed as
EN ISO 2151:2008 history
2008EN ISO 2151:2008 Acoustics - Noise test code for compressors and vacuum pumps - Engineering method (Grade 2) (ISO 2151:2004)
2004EN ISO 2151:2004 Acoustics - Noise test code for compressors and vacuum pumps Engineering method (grade 2) ISO 2151:2004; Including Corrigenda March 2004 and January 2006