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  • BS 4999-109:1987

BS 4999-109:1987

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

BSI Group, 02/27/1987

Publisher: BS

File Format: PDF

$125.00$251.46


Published:27/02/1987

Pages:18

File Size:1 file

Note:This product is unavailable in Ukraine, Russia, Belarus

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.

All current amendments available at time of purchase are included with the purchase of this document.

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