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BS EN 60076-10 ED2 - POWER TRANSFORMERS - PART 10: DETERMINATION OF SOUND LEVELS
Hardcopy , PDF
30-11-2016
English
1 Scope
2 Normative references
3 Definitions
4 Sound power for different loading conditions
5 Sound level specification
6 Instrumentation, calibration, 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
15 Presentation of results
Annex A (informative) - Narrow-band measurements
Annex B (informative) - Typical report of sound level
determination
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