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EN ISO 11957:2009 Standard

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  Keywords:

#level #methods #clause #cabin #applicable

  Directive

Machinery (MD) Directive (2006/42/EC)

  Last Official Journal reference

Wednesday 13th of August 2025

  Description:

Acoustics - Determination of sound insulation performance of cabins - Laboratory and in situ measurements (ISO 11957:1996)

  Purpose

This International Standard specifies a laboratory method (clause 6) and in situ methods (clause 7) for the determination of the sound insulation performance of sound-protecting cabins. The sound insulation per- formance is the reduction in sound pressure level or sound power level afforded by the cabin. The methods are applicable to cabins with a small leak ratio (e s 2 %).

  Publication

Tuesday 29th of December 2009

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