IEEE 421 : 1986
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
EXCITATION SYSTEMS FOR SYNCHRONOUS MACHINES, DEFINITIONS FOR
Published date
12-01-2013
Superseded date
01-01-1986
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Evaluates dynamic performance of excitation control systems applied by electric utilities. Covers closed loop performance for small and large signal disturbances. Describes high potential testing of complete excitation systems and components for synchronous machines. Includes auxiliary devices exposed to excitation system stresses, e.g. temperature indicators, transducers, meters, etc.
| DocumentType |
Standard
|
| PublisherName |
Institute of Electrical & Electronics Engineers
|
| Status |
Superseded
|
| IEEE 421A-1978 | IEEE Guide for Identification, Testing, and Evaluation of the Dynamic Performance of Excitation Control Systems |
| IEEE 421B-1979 | IEEE Standard for High-Potential-Test Requirements for Excitation Systems for Synchronous Machines |
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