In a motor, the stator is the key part that generates the magnetic field. Depending on the power source of the motor, the stator can be categorized into single-phase motor stator and three-phase motor stator. There are obvious differences between these two kinds of stators.

I. Power requirements

Single-phase motor stators are powered by a single-phase power supply, while three-phase motor stators are powered by a three-phase power supply. Single-phase power supply has only one phase difference, while three-phase power supply has three phase differences.

Ⅱ. The structure of the motor

The single-phase motor stator is mainly composed of the main pole and the excitation winding, while the three-phase motor stator is composed of three main poles and three excitation windings. Since the three windings of a three-phase motor are 120 degrees apart in space, it can provide a more stable magnetic field.

Ⅲ. The starting method

Single-phase motors usually require the use of capacitors or starters to assist in starting due to their power supply characteristics. Three-phase motors, on the other hand, can be started directly using a three-phase power supply.

Ⅳ. The scope of use

Single-phase motor due to its simple structure, small size, low price, and other characteristics, is usually widely used in household appliances, industrial control, and other fields. The three-phase motor is widely used in industrial production, transportation and other fields due to its high output power, high speed, good stability, and other characteristics.

Summary:

There are obvious differences between single-phase motor stators and three-phase motor stators in terms of power requirements, motor structure, starting mode, and scope of use. When choosing and using them, they need to be selected according to the actual needs and uses.

For more information about the Single-phase/three-phase motor stator tester or another motor tester,  please feel free to contact AIP via Tel/Whatsapp: +86-13969776659, E-mail: international@aipuo.com.