99.60 Withdrawal effective Nov 25, 2020
CEN
CEN/TC 211 Acoustics
European Norm
91.120.20 Acoustics in building. Sound insulation
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.
Legislation related to this standard
Directive 2006/42/EC of the European Parliament and of the Council of 17 May 2006 on machinery, and amending Directive 95/16/EC (recast)
Harmonized/SupportingMachinery - Safety of machinery: general essential health and safety requirements
WITHDRAWN
EN ISO 11691:1995
WITHDRAWN
EN ISO 11691:2009
99.60
Withdrawal effective
Nov 25, 2020
PUBLISHED
EN ISO 11691:2020