China best High Speed Three-Phase Asynchronous Squirrel-Cage Electric Industrial Motor vacuum pump for ac

Product Description

Product Description

Asynchronous motors are 1 of the most-widely used electric machines globally. With their compact and sturdy construction, asynchronous motors guarantee maximum service life and maintainability for decades. 

Three Phase Asynchronous motor is the AC motors, the modular for 3 phase motor offers millions of possible drive combinations.

For the high efficiency electric motor, we have YE3, YE4, YE5 series, from 0.09KW to 315KW. For different voltage, frequency and different power, we can do the customized.
 

MOTOR TYPE Asynchronous motor, YE3, YE4, YE5.
STRUCTURE Iron Cast or Aluminum Housing, Customized.
PROTECTION CLASS IP54, IP55.
INSULATION CLASS Class F.
VOLTAGE 380V, 400V, 440V, 660V, Customized.
FREQUENCY 50Hz(60Hz Available).
EFFICIENCY IE3, IE4, IE5, 
OUTPUT POWER 0.75kW~315kW.
PHASE Three Phase.
POLE 2pole, 4pole, 6pole, 8pole, 10pole.
COOLING METHOD IC 411/Customized.
DUTY S1 (24Hour continuous working).
AMBIENT TEMPRETURE -15°C≤ 0 ≤ 40°C.
ALTITUDE Not exceeding 1000m above sea level
MOUNTING TYPE B3,B5,B35, V1, V3,Customized.
STHangZhouRD IEC International Standard, China CCC, ISO 9001, CE.
PACKAGE Carton or Wooden Case, well protection, easy loading and delivery. 
APPLICATION Water Pump, Assembly line, Air Compressor, Packing and Food Machinery, Mill Machinery, fan, and other equipment.
WARRANTY 1 year except for the wear parts.
DELIVERY TIME 10-30 working days.

Application: Industrial
Operating Speed: Constant Speed
Number of Stator: Three-Phase
Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

3 phase motor

What is a 3-phase motor and how does it work?

A 3-phase motor is a type of electric motor that operates on a three-phase power supply. It is widely used in various industrial and commercial applications due to its efficiency, reliability, and ability to provide high torque output. Here’s a detailed explanation of what a 3-phase motor is and how it works:

A 3-phase motor consists of three windings, typically placed 120 degrees apart around the motor’s stator. These windings are energized by a balanced three-phase power supply, which generates a rotating magnetic field within the motor. The rotating magnetic field interacts with the motor’s rotor, causing it to rotate and produce mechanical power.

Here’s a step-by-step explanation of how a 3-phase motor works:

  1. Power Supply: A 3-phase motor requires a three-phase power supply, which typically consists of three alternating current (AC) voltage waveforms that are 120 degrees out of phase with each other. The power supply is connected to the motor’s three windings.
  2. Stator Windings: The stator windings are coils of wire that are wound around the motor’s stator. Each winding is connected to a different phase of the power supply. When the power supply is energized, alternating current flows through each winding, creating a magnetic field around the stator.
  3. Rotating Magnetic Field: The three-phase current flowing through the stator windings creates a rotating magnetic field. The rotating magnetic field is produced because the three phases are out of phase with each other by 120 degrees. This rotating magnetic field is responsible for the motor’s operation.
  4. Rotor: The rotor is the rotating part of the motor. It is typically made of a series of conductive bars or laminated iron cores. The rotor is placed within the rotating magnetic field created by the stator windings.
  5. Induction or Synchronous Operation: Depending on the design of the motor, it can operate as an induction motor or a synchronous motor.
    • Induction Motor: In an induction motor, the rotating magnetic field induces currents in the rotor bars through electromagnetic induction. These induced currents create a magnetic field in the rotor that interacts with the stator’s rotating magnetic field, causing the rotor to rotate. The speed at which the rotor rotates is slightly slower than the speed of the rotating magnetic field, creating a slip. The slip allows the motor to produce torque and overcome inertia or mechanical load.
  6. Mechanical Power Output: As the rotor rotates within the rotating magnetic field, it generates torque. The torque produced by the motor can be used to drive mechanical loads, such as pumps, fans, compressors, conveyors, or machinery. The motor’s speed and torque output can be controlled by adjusting the frequency or voltage of the three-phase power supply, or by implementing control strategies within the motor’s control system.

Overall, a 3-phase motor is a versatile and efficient motor that operates on a three-phase power supply. It works by creating a rotating magnetic field in the motor’s stator through energized windings. This rotating magnetic field interacts with the rotor, causing it to rotate and generate mechanical power. Whether it operates as an induction motor or a synchronous motor, the 3-phase motor is widely used in various industrial applications due to its reliable and high-performance characteristics.

3 phase motor

What safety precautions should be followed when working with 3-phase motors?

Working with 3-phase motors involves electrical and mechanical hazards, so it’s crucial to follow proper safety precautions to reduce the risk of accidents or injuries. Here are some important safety measures to consider:

  • Electrical Safety:
    • Always work on the motor with the power disconnected. Before starting any maintenance or repair tasks, ensure that the motor is de-energized by disconnecting the power supply and locking out/tagging out the electrical circuit.
    • Use appropriate personal protective equipment (PPE), such as insulated gloves, safety glasses, and protective clothing, when working on or near energized parts of the motor. PPE helps protect against electrical shock and other potential hazards.
    • Follow proper lockout/tagout procedures to prevent accidental re-energization of the motor while work is being performed. Lockout/tagout procedures involve using lockout devices and tags to isolate and secure the power source.
    • Ensure that electrical connections, terminals, and wiring are in good condition and properly insulated. Replace any damaged or worn-out components promptly to prevent electrical hazards.
  • Mechanical Safety:
    • Before working on the motor, allow it to cool down if it has been running. Touching hot motor surfaces can cause burns.
    • Securely mount the motor and ensure it is properly supported to prevent it from falling or tipping during maintenance or operation.
    • Avoid wearing loose clothing, jewelry, or anything that could get caught in moving parts. Tie back long hair and remove any dangling accessories.
    • Use appropriate tools and equipment for the task at hand. Follow safe work practices and techniques to minimize the risk of injury, such as using proper lifting techniques and avoiding reaching into rotating parts.
  • Fire and Hazardous Materials Safety:
    • Be aware of flammable or combustible materials in the vicinity of the motor. Keep the motor and its surroundings free from oil, grease, dust, and other potentially combustible substances.
    • Ensure that ventilation openings and cooling fins of the motor are clean and unobstructed. Proper airflow is essential for heat dissipation and preventing overheating.
    • Follow appropriate procedures for handling, storing, and disposing of hazardous materials such as lubricants, solvents, and cleaning agents. Comply with relevant safety data sheets (SDS) and local regulations.
    • Have appropriate fire extinguishing equipment readily available in case of emergencies. Familiarize yourself with the location and proper use of fire extinguishers in your work area.
  • Training and Knowledge:
    • Ensure that personnel working with 3-phase motors receive proper training on electrical safety, lockout/tagout procedures, and safe work practices specific to motor maintenance and repair.
    • Stay updated with the latest industry standards, regulations, and best practices related to electrical and mechanical safety when working with 3-phase motors.
    • Consult the motor manufacturer’s documentation and guidelines for specific safety recommendations and precautions related to their particular motor model.

Remember, safety should always be the top priority when working with 3-phase motors. By following these safety precautions and using common sense, you can help ensure a safe work environment and minimize the risk of accidents or injuries.

3 phase motor

How does a 3-phase motor ensure consistent and reliable performance in machinery?

A 3-phase motor is designed to ensure consistent and reliable performance in machinery. Here’s a detailed explanation of how it achieves this:

  • Rotating Magnetic Field:
    • A 3-phase motor operates by creating a rotating magnetic field in its stator. This rotating magnetic field induces a current in the rotor, causing it to rotate.
    • The design of the 3-phase motor, with three separate windings spaced 120 degrees apart, ensures a smooth and continuous rotation of the magnetic field. This results in a consistent and reliable rotation of the motor’s rotor.
  • Power Distribution:
    • 3-phase motors are typically connected to a 3-phase power supply. The three phases of the power supply provide a balanced and continuous flow of electrical power to the motor.
    • This balanced distribution of power across the three phases helps maintain a consistent and steady supply of electrical energy to the motor. It ensures that the motor receives a continuous and reliable power source, minimizing fluctuations and interruptions in performance.
  • Higher Efficiency:
    • Compared to single-phase motors, 3-phase motors are known for their higher efficiency and smoother operation. The balanced three-phase power supply and the rotating magnetic field contribute to this superior performance.
    • The balanced power distribution reduces power losses and minimizes voltage drops, resulting in improved energy efficiency. Additionally, the rotating magnetic field provides a more uniform torque output, reducing vibrations and ensuring smoother operation.
  • Robust Construction:
    • 3-phase motors are constructed to withstand the demanding conditions often encountered in industrial machinery.
    • Their robust design, including sturdy frames, high-quality materials, and effective cooling mechanisms, enhances their durability and reliability. This allows 3-phase motors to consistently deliver reliable performance, even in challenging environments.
  • Motor Protection:
    • To ensure reliable performance, 3-phase motors are equipped with various protective features.
    • These may include thermal overload protection, which safeguards the motor against excessive heat by monitoring the motor’s temperature and tripping a protective device if it exceeds a safe threshold.
    • Other protective features may include voltage and current monitoring, short circuit protection, and phase failure protection. These mechanisms help prevent damage to the motor and ensure its consistent and reliable operation.

Overall, a 3-phase motor ensures consistent and reliable performance in machinery through its design characteristics, balanced power distribution, higher efficiency, robust construction, and built-in protective features. These elements work together to deliver smooth operation, minimal interruptions, and long-term reliability, making 3-phase motors a preferred choice for a wide range of industrial applications.

China best High Speed Three-Phase Asynchronous Squirrel-Cage Electric Industrial Motor   vacuum pump for ac	China best High Speed Three-Phase Asynchronous Squirrel-Cage Electric Industrial Motor   vacuum pump for ac
editor by CX 2023-11-29