BS 4999-51:1973

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

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

Product Details

Published:

10/31/1973

ISBN(s):

0580079821

Product Code(s):

10099608

Note:

This product is unavailable in Ukraine, Russia, Belarus