field rheostat

field rheostat

[′fēld ¦rē·ə‚stat]
(electricity)
A rheostat used to adjust the current in the field winding of an electric machine.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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The excitation may be controlled manually by the operator's motor-operated exciter field rheostat or automatically by the PRX-400B voltage regulator in response to the terminal voltage and current of the synchronous generator.
Basler adds Cutler Hammer gen-set excitation line

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