In case you are wondering about the difference between 3 phase vs single stage AC motors, remember this. Single stage AC motors usually operate on a single phase way to obtain power while 3 phase AC motors operate on a three phase way to obtain power. The single phase alternating electric current is the most common source of power utilized by most households and non commercial businesses. It’s the power that is utilized to light homes and power TVs in THE UNITED STATES. Today, most commercial structures in the US use the 3 phase alternating electric current motors because of its flexibility an power density. The 3 phase AC motor is particularly common in huge businesses which includes in the manufacturing and industrial businesses.
Data centers today have become power intensive, so that they can end up being able to offer storage space and computing capabilities. This has led to the growth popular of power supply to meet the needs of these data centers. The solitary phase alternating current power motor can’t meet the power needs of these data centers since it requires expensive rewiring. Three stage alternating current power electric motor is economical to provide power to data center because it requires much less conductor material to provide electricity. This explains why 3 phase alternating current motor can be used in electric transmission, generation and distribution generally in most countries globally. The single phase alternating electric current 
motor is much less reliable and more expensive to be utilized in a national electrical power grid compared to 3 phase alternating current motor.
Both 3 phase and one phase ac motors consist of two parts, namely the rotor and stator. The 3 Phase Ac Motor china stator may be the part of the engine, which is stationary while the rotor is simply the rotating area of the motor.