Need help?

EN ISO 11691:2009 Standard

wave
Save  

  Keywords:

#iso #method #survey #laboratory #flow

  Directive

Machinery Regulation ((EU) 2023/1230)

  Last Official Journal reference

Thursday 12th of March 2026

  Description:

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

  Purpose

This  International  Standard  specifies  a  laboratory  sub- stitution  method  to  determine  the  insertion  loss without  flow  of  ducted,  mainly  absorbent,  circular  and rectangular  silencers,  as  well  as  other  duct  elements for  use  in  ventilating  and  air-conditioning  systems.

  Publication

Tuesday 29th of December 2009

  Related Standards

EN ISO 18497:2018

Machinery Regulation ((EU) 2023/1230)

Agricultural machinery and tractors - Safety of highly automated agricultural machines - Principles for design (ISO 18497:2018)

EN ISO 5395-1:2013/A1:2018

Machinery Regulation ((EU) 2023/1230)

Garden equipment - Safety requirements for combustion-engine-powered lawnmowers - Part 1: Terminology and common tests (ISO 5395-1...

EN ISO 4254-6:2020

Machinery Regulation ((EU) 2023/1230)

Agricultural machinery - Safety - Part 6: Sprayers and liquid fertilizer distributors (ISO 4254-6:2020)

EN ISO 4254-6:2020/A11:2021

Machinery Regulation ((EU) 2023/1230)

Agricultural machinery - Safety - Part 6: Sprayers and liquid fertilizer distributors (ISO 4254-6:2020)

EN ISO 4254-7:2017

Machinery Regulation ((EU) 2023/1230)

Agricultural machinery - Safety - Part 7: Combine harvesters, forage harvesters, cotton harvesters and sugar cane harversters (ISO...

EN ISO 4254-8:2018

Machinery Regulation ((EU) 2023/1230)

Agricultural machinery - Safety - Part 8: Solid fertilizer distributors (ISO 4254-8:2018)

  Stay up to date

  ACCESS

Search for a standard
GO

Register

Already a member?
Login

  OTHER APPLICATIONS

If you are interested in DO160 tests, you can give a try to our other free of charge software:
CE-Marking assistant, Version: 1.3.0