Why AC electric motor more pole the speed lower

For synchronous or asynchronous motors, the speed of the motor is related to the frequency of the power supply and the number of the magnetic poles of the motor. The higher the frequency of the power supply and the less the number of the magnetic poles, the higher the speed.
What’s is reducer motor how to classfy them

Aoer AC reducer motor or gear motor include 250W,375w,550W, 650W, 1000W,1500W,2000W etc. The have simply and compact structure, Have stonge power and high torque.
How to make ac motor good and cheap

Quality and price relationship .Quality inclusion factor .How to improve quality .Price involve factor .How to low price .How to find the balance .How to implement
How to classfiy AC motor

AC motor widely used in industrial area and in our household every day life. The Knowlage about kind of AC motor can help use rightly choose and use them.