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NEN-EN-ISO 11691

Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method

inactive
Organization: NEN
Publication Date: 1 October 1995
Status: inactive
Page Count: 16
ICS Code (Acoustics in building. Sound insulation): 91.120.20
ICS Code (Safety of machinery): 13.110
scope:

Specifies a laboratory substitution method to determine the insertion loss of ducted circular and rectangular silencers without flow, as well as other duct elements for use in ventilating and air-conditioning systems.

Document History

December 1, 2020
Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method
This document specifies a laboratory substitution method to determine the insertion loss without flow of ducted, mainly absorbent, circular and rectangular silencers, as well as other duct elements...
September 1, 2009
Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method
This International Standard specifies a laboratory substitution method to determine the insertion loss without flow of ducted, mainly absorbent, circular and rectangular silencers, as well as other...
NEN-EN-ISO 11691
October 1, 1995
Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method
Specifies a laboratory substitution method to determine the insertion loss of ducted circular and rectangular silencers without flow, as well as other duct elements for use in ventilating and...

References

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