BS 4999-109:1987 Digital PDF

$151.00

General requirements for rotating electrical machines-Specification for noise levels, including test methods
standard by BSI Group, 02/27/1987

Document Format: PDF

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.

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

Product Details

Published:
02/27/1987
ISBN(s):
0580157792
Number of Pages:
18
File Size:
1 file
Product Code(s):
10580960, 10580960, 10580960
Note:
This product is unavailable in Ukraine, Russia, Belarus