electric motor manufacturing
Three Phase Motor
Complete product specifications, quality assurance
EPT
What is a Three-Phase Motor?
Three-phase motors are a type of AC motor that is a specific example of a polyphase motor. These motors can be either an induction motor (also called an asynchronous motor) or synchronous motor.
The motors consist of three main components – the stator, the rotor, and the enclosure. The stator consists of a series of alloy steel laminations wound with wire to form induction coils, one coil for each phase of the electrical power source. The stator coils are energized from the three-phase power source.The rotor also contains induction coils and metal bars connected to form a circuit. The rotor surrounds the motor shaft and is the motor component that rotates to produce the mechanical energy output of the motor.
The spinning fan draws ambient air from outside the enclosure. It forces the air across the stator and rotor to cool the motor components and dissipate heat that is generated in the various coils from the coil resistance.
classification
Types of Three-Phase Motors
There are three main types of 3-phase motors
Squirrel Cage Motor
The construction is simple and rugged and consists of a cylindrical laminated core rotor with slots on the external periphery. The structure of this rotor assembly resembles the shape of a squirrel cage. The squirrel cage has rotor bars instead of the expected rotor windings. This motor does not use slip rings or brushes, making construction more straightforward and robust.
Wound Rotor Motors
Synchronous Motor
Advantages
Advantages of 3-phase motors
It has simple and rugged construction.
It requires less maintenance.
It has high efficiency and good power factor.
It has self-starting torque.
working principle
How does a 3-Phase Motor Work?
we produces
Popular products
IE1 basic standard motor
It has the characteristics of high efficiency, energy saving, high starting torque, low noise, low vibration, and easy maintenance;
IE2 high-efficiency motor
IE2 series motors can be widely used for driving equipment of various types of machinery, such as machine tools, blowers, pumps, compressors, Packing machinery, mine machinery, and construction machinery.
IE3 super-high efficiency motor
The product is used in various fields of the national economy, such as machine tools, pumps, fans, and compressors; it also applies to transport, stirring, printing, agricultural machinery, and other types of food that do not contain flammable, explosive, I’ve or corrosive gas applications.
related information
Industry News
The basic idea behind how electric motors work is simple: the rotor spins inside a stator that is connected to an electrical supply. The rotor rotates when an electromagnetic field produces attractive and repulsive forces. When the rotor turns faster than the magnetic field, it recharges the battery and acts as an alternator. Coils of wire connect the rotor and electromagnets in an electric motor. When power is applied to a coil, the coils of wire turn into an electromagnet. This electromagnet attracts the opposite pole of the magnet. The current is then switched from one bar to the other by changing the polarity of the commutator. The physical principle of electric motors is the same for both DC and alternating current (AC) motors.
A three-phase asynchronous motor is a component of the engine. Aging, dampness, heat, erosion, foreign matter intrusion, and impact from external forces will cause damage to the three-phase asynchronous motor. Motor overload, Undervoltage, overvoltage, and lack of phase operation can also cause damage to the three-phase asynchronous motor. The three-phase asynchronous motor is faulty. Three-phase asynchronous motor faults are generally divided into three-phase asynchronous motor grounding, short circuit, open circuit, and wiring errors. The grounding of the three-phase asynchronous motor refers to the grounding caused by the insulation damage between the three-phase asynchronous motor and the iron core or the casing.
Three Phase Asynchronous Motors
Three-phase motors are powered from the electrical voltage and current that is generated as three-phase input power and is then used to produce mechanical energy in the form of a rotating motor shaft.
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MS Series Three-Phase Asynchronous Motor With Aluminium Housing
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Three Phases Y2 AC Asynchronous Electric Motor
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YBX3 Flameproof Three-Phase Asynchronous Motor
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YD Series Pole-Changing Multi-Speed Three Phase Asynchronous Electric Motor
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YEJ Series Electromagnetic Braking Three-Phase Asynchronous Motor
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YVF2 Series Three-Phase Squirrel Cage Induction Motor with Variable Frequency Drive
Operating conditions
Y2/Y3 Series Three-Phase Asynchronous Motor
Ambient temperature
15℃≤0≤40℃
Rated voltage
380V or any voltage between 220-760V
Rated frequency
50Hz、60Hz
YE3/YX3 Series Three-Phase Asynchronous Motor
Protection class
IP55
Insulation class
F、H
Connection
Star-connection for up to 3kw,
MS Series Three-Phase Asynchronous Motor
Rated voltage
380V
Protection class
IP54、IP55
Insulation class
Class B/F
YDT Series Three-Phase Consequent-Poles Asynchronous Motor
Rated frenquency
50HZ
Rated voltage
380V
Duty
continuous(s1)
YT Series Three-Phase Asynchronous Motor
Rated voltage
380V or any voltage between 220-760V
Protection class
IP44、IP54、IP55
Insulation class
B、F、H
Contact us to customize your three-phase motor
We provide a Wholesale 3-phase induction motor widely used in air compressors, washing machines, water pumps, fans, the mechanical industry, reducers, and hosts. The products sell well all over the country and are exported to Southeast Asia, Germany, Italy, Poland, Britain, France, the Middle East, South America, Africa, Asia, etc. More than 80 countries and regions.
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