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.
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BS 4999-21:1972
Original price was: $264.16.$132.00Current price is: $132.00.
Specification for general requirements for rotating electrical machines-Classification of methods of cooling
BSI Group , 07/31/1980
