BS 4999-31:1972
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 Service and operating conditions
Hardcopy , PDF
23-07-2013
English
20-09-1974
Covers service conditions, coolant inlet temperature, voltage variation during operation, operation of a.c. motors on unbalanced or non-sinusoidal supply systems and machine neutral earthing arrangements. Appendix on information to be given with enquiry and order.
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.