BS 4999-21:1972
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for general requirements for rotating electrical machines Classification of methods of cooling
Hardcopy
23-07-2013
English
31-07-1980
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.
Important note : Users cannot be edited or removed once added to your Multi user PDF.Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.