• Your shopping cart is empty!

  • 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.

More BS standard pdf

BS 06/30144679 DC

BS 06/30144679 DC

IEC 60641-3-1. Specification for pressboard and presspaper for electrical purposes. Part 3-1. Sepecifications for individual materials. Sheet 1. Requirements for pressboard, types B.0.1, B.0.3, B.2.1, B.2.3, B.3.1, B.3.3, B.4.1, B.4.3, B.5.1, B.5.3 and B.6.1

$113.00 $226.45

BS DD IEC/TS 62257-6:2005

BS DD IEC/TS 62257-6:2005

Recommendations for small renewable energy and hybrid systems for rural electrification-Acceptance, operation, maintenance and replacement

$90.00 $180.34

BS 06/30144691 DC

BS 06/30144691 DC

EN 15272-1. Inland navigation vessels. Equipment for rope leading. Part 1. General requirements

$132.00 $264.19

BS 06/30144711 DC

BS 06/30144711 DC

ISO 21650. Actions from waves and currents on coastal structures

$138.00 $277.47