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  • EN ISO 4869-2:1995/AC:2007

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    ACOUSTICS - HEARING PROTECTORS - PART 2: ESTIMATION OF EFFECTIVE A-WEIGHTED SOUND PRESSURE LEVELS WHEN HEARING PROTECTORS ARE WORN

    Available format(s): 

    Superseded date:  23-07-2013

    Language(s): 

    Published date:  12-01-2013

    Publisher:  Comite Europeen de Normalisation

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Definitions
    4 Measurement of sound attenuation of hearing protectors
    5 Calculation of the assumed protection value APV[fx] of a
      hearing protector for a selected protection performance
    6 Octave-band method
    7 HML method
    8 SNR method
    Annex A (informative) Example of the calculation of the
            assumed protection values, APV[fx]
    Annex B (informative) Example of the calculation of L'[Ax]
            according to the octave-band method
    Annex C (informative) Example of calculation and use of H,
            M and L values
    Annex D (informative) Example of the calculation and use
            of SNR values
    Annex E (informative) Bibliography
    Annex ZA (normative) - Normative references to international
             publications with their relevant European publications

    Abstract - (Show below) - (Hide below)

    Describes three methods of estimating the A weighted sound pressure levels effective when hearing protectors are worn. Coverage includes: Octave-band method, HML method, and SNR method. Also gives detailed tables.

    General Product Information - (Show below) - (Hide below)

    Committee TC 211
    Document Type Standard
    Publisher Comite Europeen de Normalisation
    Status Superseded
    Superseded By

    Standards Referenced By This Book - (Show below) - (Hide below)

    PREN 458 : DRAFT 2013 HEARING PROTECTORS - RECOMMENDATIONS FOR SELECTION, USE, CARE AND MAINTENANCE - GUIDANCE DOCUMENT
    DIN EN 352-8 E : 2008 HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - PART 8: ENTERTAINMENT AUDIO EAR-MUFFS
    PREN 13819-2 : DRAFT 2018 HEARING PROTECTORS - TESTING - PART 2: ACOUSTIC TEST
    DIN EN 352-1 E : 2003 HEARING PROTECTORS - GENERAL REQUIREMENTS - PART 1: EAR-MUFFS
    DIN EN 352-4:2006-01 Hearing protectors - Safety requirements and testing - Part 4: Level-dependent ear-muffs
    BS EN 352-4:2001 Hearing protectors. Safety requirements and testing Level-dependent ear-muffs
    BS EN 352-3:2002 Hearing protectors. Safety requirements and testing Ear-muffs attached to an industrial safety helmet
    DIN EN 352-3:2003-04 Hearing protectors - General requirements - Part 3: Ear-muffs attached to an industrial safety helmet
    DIN EN 352-2:2003-04 Hearing protectors - General requirements - Part 2: Ear-plugs
    DIN EN 352-8:2008-07 Hearing protectors - Safety requirements and testing - Part 8: Entertainment audio ear-muffs
    EN 352-4:2001/A1:2005 HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - PART 4: LEVEL-DEPENDENT EAR-MUFFS
    EN 13819-2:2002 Hearing protectors - Testing - Part 2: Acoustic test methods
    EN 352-7:2002 Hearing protectors - Safety requirements and testing - Part 7: Level-dependent ear-plugs
    EN 352-2:2002 Hearing protectors - General requirements - Part 2: Ear-plugs
    I.S. EN 458:2016 HEARING PROTECTORS - RECOMMENDATIONS FOR SELECTION, USE, CARE AND MAINTENANCE - GUIDANCE DOCUMENT
    I.S. EN 13819-2:2002 HEARING PROTECTORS - TESTING - PART 2: ACOUSTIC TEST METHODS
    EN 352-1:2002 Hearing protectors - General requirements - Part 1: Ear-Muffs
    I.S. EN 352-4:2001 HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - PART 4: LEVEL-DEPENDENT EAR-MUFFS
    I.S. EN 352-3:2002 HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - EAR-MUFFS ATTACHED TO AN INDUSTRIAL SAFETY HELMET
    I.S. EN 352-7:2002 HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - PART 7: LEVEL-DEPENDENT EAR-PLUGS
    EN 352-3:2002 Hearing protectors - General requirements - Part 3: Ear-muffs attached to an industrial safety helmet
    I.S. EN 352-1:2002 HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - EAR MUFFS
    I.S. EN ISO 4869-4:2000 ACOUSTICS - HEARING PROTECTORS - PART 4 - MEASUREMENT OF EFFECTIVE SOUND PRESSURE LEVELS FOR LEVEL-DEPENDENT SOUND-RESTORATION EAR-MUFFS
    I.S. EN 352-2:2002 HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - PART 2: EARPLUGS
    EN 352-8:2008 Hearing protectors - Safety requirements and testing - Part 8: Entertainment audio ear-muffs
    BS EN 352-8:2008 Hearing protectors. Safety requirements and testing Entertainment audio ear-muffs
    18/30367667 DC : 0 BS EN 13819-2 - HEARING PROTECTORS - TESTING - PART 2: ACOUSTIC TEST METHODS
    UNI EN 352-8 : 2008 HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - PART 8: ENTERTAINMENT AUDIO EAR-MUFFS
    DIN EN 458:2016-07 HEARING PROTECTORS - RECOMMENDATIONS FOR SELECTION, USE, CARE AND MAINTENANCE - GUIDANCE DOCUMENT
    BS EN 458:2016 Hearing protectors. Recommendations for selection, use, care and maintenance. Guidance document
    06/30154243 DC : DRAFT AUG 2006 ISO 16073 - WILDLAND FIREFIGHTING PERSONAL PROTECTIVE EQUIPMENT - REQUIREMENTS AND TEST METHODS
    16/30348450 DC : 0 BS EN 13819-3 - HEARING PROTECTORS - TESTING - PART 3: SUPPLEMENTARY ACOUSTIC TEST METHOD
    I.S. EN 352-8:2008 HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - PART 8: ENTERTAINMENT AUDIO EAR-MUFFS
    DIN EN 352-2 E : 2003 HEARING PROTECTORS - GENERAL REQUIREMENTS - PART 2: EAR-PLUGS
    DIN EN 352-7 E : 2003 HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - PART 7: LEVEL-DEPENDENT EAR-PLUGS
    BS EN 13819-2:2002 Hearing protectors. Testing Acoustic test methods
    BS EN 352-1:2002 Hearing protectors. Safety requirements and testing Ear-muffs
    EN ISO 4869-4:2000 ACOUSTICS - HEARING PROTECTORS - PART 4 - MEASUREMENT OF EFFECTIVE SOUND PRESSURE LEVELS FOR LEVEL-DEPENDENT SOUND-RESTORATION EAR-MUFFS
    EN 458:2016 Hearing protectors - Recommendations for selection, use, care and maintenance - Guidance document
    13/30278698 DC : 0 BS EN 458 - HEARING PROTECTORS - RECOMMENDATIONS FOR SELECTION, USE, CARE AND MAINTENANCE - GUIDANCE DOCUMENT
    DIN EN 352-4 E : 2006 HEARING PROTECTORS - SAFETY REQUIREMENTS AND TESTING - PART 4: LEVEL-DEPENDENT EAR-MUFFS
    DIN EN 352-3 E : 2003 HEARING PROTECTORS - GENERAL REQUIREMENTS - PART 3: EAR-MUFFS ATTACHED TO AN INDUSTRIAL SAFETY HELMET
    BS EN 352-2:2002 Hearing protectors. Safety requirements and testing Ear-plugs
    BS EN 352-7:2002 Hearing protectors. Safety requirements and testing Level-dependent ear-plugs
    DIN EN 352-1:2003-04 Hearing protectors - General requirements - Part 1: Ear-Muffs

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 4869-1:1990 Acoustics Hearing protectors Part 1: Subjective method for the measurement of sound attenuation
    EN 24869-1 : 1992 ACOUSTICS - HEARING PROTECTORS - SUBJECTIVE METHOD FOR THE MEASUREMENT OF SOUND ATTENUATION
    IEC 60651:1979+AMD1:1993+AMD2:2000 CSV Sound level meters
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