BS 4999-109:1987

$142.49

General requirements for rotating electrical machines – Specification for noise levels, including test methods

Published By	Publication Date	Number of Pages
BSI	1987	18

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Categories: 29.160.01 - Rotating machinery in general, BSI

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Description

Specifies methods of measuring and classifying the acoustic noise emitted under free field conditions. Methods for correcting for presence of pure tones. Upper limits of dB(A) sound power given for machines rated up to 16 MW.

Additional information

Status	Withdrawn
Related National Standard Of	IEC 60034-9
Title	General requirements for rotating electrical machines – Specification for noise levels, including test methods
Replaces	BS 4999-51:1973
Publisher	BSI
Committee	PEL/2
Pages	18
Publication Date	1987-02-27
Withdrawn Date	1994-09-15
Replaced By	BS EN 60034-9:1994
ISBN	0 580 15779 2
Standard Number	BS 4999-109:1987
Descriptors	Testing conditions, Sound intensity, Acoustic measurement, Noise (environmental), Error correction, Mathematical calculations, Rotating electric machines, Electric machines, Acoustic testing, Free-field rooms, Grades (quality)
ICS Codes	29.160.01 - Rotating machinery in general

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BS 4999-109:1987

$142.49


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