• Your shopping cart is empty!

  • BS 7458-1:1991

BS 7458-1:1991

Test code for the measurement of airborne noise emitted by rotating electrical machinery-Engineering method for free-field conditions over a reflecting plane

BSI Group, 06/28/1991

Publisher: BS

File Format: PDF

$90.00$180.34


Published:28/06/1991

Pages:28

File Size:1 file

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

Method, of engineering grade accuracy, of measuring sound pressure levels around a machine, of calculating band power levels and of determining the A-weighted sound power level.

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

More BS standard pdf

BS 3939 SECTION 27:1972

BS 3939 SECTION 27:1972

Graphical symbols for electrical power, telecommunications and electronics diagrams-Symbols for architectural and installation diagrams

$125.00 $251.46

BS 4618-5.3:1972

BS 4618-5.3:1972

Recommendations for the presentation of plastics design data. Other properties-Optical properties

$90.00 $180.34

BS 4618-4.2:1972

BS 4618-4.2:1972

Recommendations for the presentation of plastics design data. Environmental and chemical effects-Resistance to natural weathering

$90.00 $180.34

BS 4331-2:1972

BS 4331-2:1972

Methods for assessing the performance characteristics of ultrasonic flaw detection equipment-Electrical performance

$11.00 $22.35