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CEI EN 60076-10 : 2002

Current
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

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

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

Committee
CT 14
DevelopmentNote
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)
DocumentType
Standard
Pages
46
PublisherName
Comitato Elettrotecnico Italiano
Status
Current
Supersedes

Standards Relationship
IEC 60076-10:2016 Identical
EN 60076-10:2016 Identical

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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