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  • CEI EN 60076-10 : 2002

    Current The latest, up-to-date edition.

    POWER TRANSFORMERS - PART 10: DETERMINATION OF SOUND LEVELS

    Available format(s):  Hardcopy, PDF

    Language(s):  English - Italian

    Published date:  01-01-2002

    Publisher:  Comitato Elettrotecnico Italiano

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

    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Sound power for different loading conditions
    5 Sound level measurement specification
    6 Instrumentation, calibration and accuracy
    7 Principal radiating surface
    8 Prescribed contour
    9 Microphone positions
    10 Calculation of the measurement surface area
    11 Sound measurement
    12 Determination of sound power level by calculation
    13 Logarithmic addition and subtraction of individual
       sound levels
    14 Far-field calculations for distances larger than 30 m
    15 Presentation of results
    Annex A (informative) - Narrow-band and time-synchronous
            measurements
    Annex B (informative) - Typical report of sound level
            determination
    Bibliography
    Annex ZA (normative) - Normative references to international
             publications with their corresponding European
             publications

    Abstract - (Show below) - (Hide below)

    Describes sound pressure and sound intensity measurement methods from which sound power levels of transformers, reactors and their associated cooling devices are determined.

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

    Committee CT 14
    Development Note Classificazione CEI 14-4/10. (02/2002) Supersedes CEI EN 60551 (05/2003) 1ED 2012 Edition is valid until 17-10-2019; and only available in combined English/Italian. (01/2018)
    Document Type Standard
    Publisher Comitato Elettrotecnico Italiano
    Status Current
    Supersedes

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

    IEC 61672-2:2013+AMD1:2017 CSV Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests
    ISO 3382-2:2008 Acoustics Measurement of room acoustic parameters Part 2: Reverberation time in ordinary rooms
    EN 61043:1994 Electroacoustics - Instruments for the measurement of sound intensity - Measurement with pairs of pressure sensing microphones
    EN 61672-2:2013/A1:2017 ELECTROACOUSTICS - SOUND LEVEL METERS - PART 2: PATTERN EVALUATION TESTS (IEC 61672-2:2013/A1:2017)
    ISO 9614-1:1993 Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 1: Measurement at discrete points
    IEC 61043:1993 Electroacoustics - Instruments for the measurement of sound intensity - Measurements with pairs of pressure sensing microphones
    ISO 9614-2:1996 Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 2: Measurement by scanning
    IEC 60076-8:1997 Power transformers - Part 8: Application guide
    ISO 3746:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Survey method using an enveloping measurement surface over a reflecting plane
    EN 61672-1:2013 Electroacoustics - Sound level meters - Part 1: Specifications
    EN ISO 3746:2010 Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Survey method using an enveloping measurement surface over a reflecting plane (ISO 3746:2010)
    IEC 60076-1:2011 Power transformers - Part 1: General
    EN 60076-1:2011 POWER TRANSFORMERS - PART 1: GENERAL (IEC 60076-1:2011)
    EN ISO 9614-2 : 1996 ACOUSTICS - DETERMINATION OF SOUND POWER LEVELS OF NOISE SOURCES USING SOUND INTENSITY - PART 2: MEASUREMENT BY SCANNING
    EN ISO 9614-1:2009 Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 1: Measurement at discrete points (ISO 9614-1:1993)
    EN ISO 3382-2:2008/AC:2009 ACOUSTICS - MEASUREMENT OF ROOM ACOUSTIC PARAMETERS - PART 2: REVERBERATION TIME IN ORDINARY ROOMS
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