Most pumps and followers operating in industrial and industrial applications are driven by AC permanent magnet synchronous motor induction motors. “ACIM”, which stands for “alternating electric current induction motor”, can be an asynchronous type of motor that depends on electric current to turn the rotor. Torque can be produced by electric energy in the rotor. The electric energy 
is produced through electromagnetic induction from the magnetic field of the stator windings. In an ACIM, the rotor usually rotates at a lower speed compared to the magnetic field. A “PMSM”, which stands for “permanent magnet synchronous motor”, depends on magnets to carefully turn the rotor, which spins at the same acceleration as the PMSM’s inner rotating magnetic field.
There are some key differences between AC induction Motors and Permanent Magnet Synchronous Motors.