Answer / raj kumar moudgil

THE MOTOR USED IN AUTOMATIC CONTROL SYSTEM ,CALLED AS SERVO MOTORS. THESE MOTORS USED TO CONVERT ELECTRICAL SIGNAL TO ANGULAR MOTION. THESE HAVE LOW MECHANICAL AND ELECTRICAL INERTIA AND FAST RESPONSE. ALSO HAVE WIDE RANGE OF SPEED CONTROL AND STEADY STATE STABILITY.
APPLICATION..
SERVO STABLIZERS , STEAM TURBINE HYDRAULIC CONTROL , AND STAMPING M/C AND OTHER CONTROL SYSTEM
TYPE
AC SERVO MOTORS
DC SERVO MOTORS

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