NBN EN ISO 11691:2009

Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method (ISO 11691:1995)

WITHDRAWN

About this standard

Languages
German, English and French
Type
NBN
Standards committee
CEN/TC 211 (Acoustics)
Status
WITHDRAWN
Publication date
30 October 2009
Replaces
EN ISO 11691:1995
Replaced by
NBN EN ISO 11691:2020
ICS Code
91.120.20 (Acoustics in building. Sound insulation)
Withdrawn Date
17 December 2020
Price
€ 50,00

Summary

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.