• Your shopping cart is empty!

  • BS 4999-21:1972

BS 4999-21:1972

Specification for general requirements for rotating electrical machines-Classification of methods of cooling

BSI Group, 07/31/1980

Publisher: BS

File Format: PDF

$125.00$251.46


Published:31/07/1980

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

Assigns designations to the methods of cooling rotating electrical machines. Gives a simplified code for the most currently used types of machine, and a complete classification covering all types of machines.

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

More BS standard pdf

BS 6955-1:1994

BS 6955-1:1994

Calibration of vibration and shock pick-ups-Methods for primary vibration calibration by laser interferometry

$82.00 $165.10

BS 6955-9:1994

BS 6955-9:1994

Calibration of vibration and shock pick-ups-Method for secondary vibration calibration by comparison of phase angles

$36.00 $73.66

BS 6955-8:1994

BS 6955-8:1994

Calibration of vibration and shock pick-ups-Method for primary calibration by dual centrifuge

$76.00 $152.40

BS G 254:1994

BS G 254:1994

Specification for type 2 terminal junction systems

$125.00 $251.46