AC Servo Motor Vs DC Servo Motor

 

AC Servo Motor Vs DC Servo Motor

The difference between a DC servo motor and an AC servo motor includes the following.

AC Servo Motor	DC Servo Motor
One kind of servomotor that utilizes AC electrical input to generate mechanical output is called an AC servo motor.	One kind of servomotor that utilizes DC electrical input to generate mechanical output is called a DC servo motor.
AC servo motor delivers low output power.	DC servo motor delivers high output power.
These motors are adjustable for high-speed operating conditions.	These motors are adjustable for low-speed operating conditions.
These types of motors develop high torque.	These types of motors develop low torque.
The operation of this motor is stable, smooth & less noise based.	The operation of this motor is less stable, and noisy.
These motors have less efficiency.	These motors have high efficiency.
These motors have fewer stability problems.	These motors have more stability problems.
In these motors, there is no electronic noise problem.	In these motors, there is an electronic noise problem due to the presence of brushes.
The maintenance of these motors is less.	The maintenance of these motors is high because of the presence of brushes & commutator.
These are lightweight and in small sizes.	These are heavy & in large size.
These motors are appropriate for low-power-based applications.	These motors are appropriate for high-power-based applications.