China Good quality 30kw Yej Series Three Phase Brake Motor Electro Magnetic Brake Motor vacuum pump design

Product Description

Product Description

YEJ series electromagnetic brake three-phase asynchronous motor is a new type of fully enclosed self-cooling cage motor with DC electromagnetic brake. This series of motors have the characteristics of simple structure, convenient installation and maintenance, rapid braking, low vibration, low noise and long life. It is suitable for hoisting cranes, electric valves, metal cutting machinery, woodworking machinery, textile machinery, rubber chemical machinery, printing machinery, forging machinery, deceleration machinery and various types of machine tools. Accurate parking of various machinery.

Technical data-YEJ series motor-2 poles -380v/50HZ
Type Rated output Full Load Static braking torque Max.braking time at No-load Brake power
Speed Input Current Efficiency Power factor
KW HP RPM Amp Eff.% P.F N.m S W
YEJ80M1-2 0.75 1.0  2825 1.81 75 0.84 7.5 0.20  50
YEJ80M2-2 1.1 1.5 2825 2.52 77 0.86 7.5 0.20  50
YEJ90S-2 1.5 2.0  2840 3.44 78 0.85 15 0.20  60
YEJ90L-2 2.2 3.0  2840 4.83 80.5 0.86 15 0.20  60
YEJ100L-2 3 4.0  2870 6.39 82 0.87 30 0.20  80
YEJ112M-2 4 5.5 2880 8.17 85.5 0.87 40 0.25 110
YEJ132S1-2 5.5 7.5 2900 11.10  85.5 0.88 75 0.25 130
YEJ132S2-2 7.5 10.0  2900 15.00  86.2 0.88 75 0.25 130
YEJ160M1-2 11 15 2930 21.80  87.2 0.88 150 0.35 150
YEJ160M2-2 15 20 2930 29.40  88.2 0.88 150 0.35 150
YEJ160L-2 18.5 25 2930 35.50  89.0  0.89 150 0.35 150
YEJ180M-2 22 30 2940 42.20  89.0  0.89 200 0.35 150
YEJ200L1-2 30 40 2950 56.90  90.0  0.89 300 0.45 200
YEJ200L2-2 37 50 2950 69.80  90.5 0.89 300 0.45 200
YEJ225M-2 45 60 2960 83.90  91.5 0.89 450 0.45 200
Technical data-YEJ series motor-4 poles -380v/50HZ
Type Rated output Full Load Static braking torque Max.braking time at No-load Brake power
Speed Input Current Efficiency Power factor
KW HP RPM Amp Eff.% P.F N.m S W
YEJ80M1-4 0.55 0.75 1390 1.51 73.0  0.76 7.5 0.20  50
YEJ80M2-4 0.75 1.0  1390 2.01 74.5 0.76 7.5 0.20  50
YEJ90S-4 1.1 1.5 1400 2.75 78.0  0.78 15 0.20  60
YEJ90L-4 1.5 2.0  1400 3.65 79.0  0.79 15 0.20  60
YEJ100L1-4 2.2 3.0  1420 5.03 81.0  0.82 30 0.20  80
JET100L2-4 3.0  4.0  1420 6.82 82.5 0.81 30 0.20  80
YEJ112M-4 4.0  5.5 1440 8.77 84.5 0.82 40 0.25 110
YEJ132S-4 5.5 7.5 1440 11.60  85.5 0.84 75 0.25 130
YEJ132M-4 7.5 10.0  1440 15.40  87.0  0.85 75 0.25 130
YEJ160M-4 11 15 1460 22.60  88.0  0.84 150 0.35 150
YEJ160L-4 15 20 1460 30.30  88.5 0.85 150 0.35 150
YEJ180M-4 18.5 25 1465 35.90  91.0  0.86 200 0.35 150
YEJ180L-4 22 30 1465 42.50  91.5 0.86 200 0.35 150
YEJ200L-4 30 40 1470 56.80  92.2 0.87 300 0.45 200
YEJ225S-4 37 50 1475 70.40  91.8 0.87 450 0.45 200
YEJ225M-4 45 60 1475 84.20  92.3 0.88 450 0.45 200
Technical data-YEJ series motor-6 poles -380v/50HZ
Type Rated output Full Load Static braking torque Max.braking time at No-load Brake power
Speed Input Current Efficiency Power factor
KW HP RPM Amp Eff.% P.F N.m S W
YEJ90S-6 0.75 1.0  910 2.25 72.5 0.7 15 0.2 60
YEJ90L-6 1.1 1.5 910 3.16 73.5 0.72 15 0.2 60
YEJ100L-6 1.5 2.0  930 3.97 77.5 0.74 30 0.2 80
YEJ112M-6 2.2 3.0  940 5.61 80.5 0.74 40 0.25 110
YEJ132S-6 3.0  4.0  960 7.23 83.0  0.76 75 0.25 130
YEJ132M1-6 4.0  5.5 960 9.40  84.0  0.77 75 0.25 130
YEJ132M2-6 5.5 7.5 960 12.60  85.3 0.78 75 0.25 130
YEJ160M-6 7.5 10.0  970 17.00  86.0  0.78 150 0.35 150
YEJ160L-6 11 15 970 24.60  87.0  0.78 150 0.35 150
YEJ180L-6 15 20 970 31.40  89.5 0.81 200 0.35 150
YEJ200L1-6 18.5 25 975 37.70  89.8 0.83 300 0.45 200
YEJ200L2-6 22 30 975 44.60  90.2 0.83 300 0.45 200
YEJ225M-6 30 40 980 59.50  92.2 0.85 450 0.45 200


Detailed Photos


Q: Where is Your factory?
A: HangZhou city, ZHangZhoug Province.
Q: Do you accept OEM/ODM service?
A: Yes, avaliable.
Q: Are you trading company or manufacturer?
A: We are a manufacturer.
Q: What about the shipment?
A: By sea, By air and By express delivery.
Q: What is the delivery time?
A: It depends on the order quantity, usually 35days after confirmation.
Q: Can I buy different products in 1 container?
A: Yes, but no more than 5 models.
Q: What is the warranty time?
A: One year.

Q: Can you offer the sample?
A: Of course we can.


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Application: Industrial, Universal
Operating Speed: Constant Speed
Number of Stator: Three-Phase
Species: Y, Y2 Series Three-Phase
Rotor Structure: Squirrel-Cage
Casing Protection: Closed Type
US$ 811/Piece
1 Piece(Min.Order)




brake motor

What advancements in brake motor technology have improved energy efficiency?

Advancements in brake motor technology have led to significant improvements in energy efficiency, resulting in reduced power consumption and operational costs. These advancements encompass various aspects of brake motor design, construction, and control systems. Here’s a detailed explanation of the advancements in brake motor technology that have improved energy efficiency:

  • High-Efficiency Motor Designs: Brake motors now incorporate high-efficiency motor designs that minimize energy losses during operation. These designs often involve the use of advanced materials, improved winding techniques, and optimized magnetic circuits. High-efficiency motors reduce the amount of energy wasted as heat and maximize the conversion of electrical energy into mechanical power, leading to improved overall energy efficiency.
  • Efficient Brake Systems: Brake systems in modern brake motors are designed to minimize energy consumption during braking and holding periods. Energy-efficient brake systems utilize materials with low friction coefficients, reducing the energy dissipated as heat during braking. Additionally, advanced control mechanisms and algorithms optimize the engagement and disengagement of the brake, minimizing power consumption while maintaining reliable braking performance.
  • Regenerative Braking: Some advanced brake motors incorporate regenerative braking technology, which allows the recovery and reuse of energy that would otherwise be dissipated as heat during braking. Regenerative braking systems convert the kinetic energy of the moving equipment into electrical energy, which is fed back into the power supply or stored in energy storage devices. By harnessing and reusing this energy, brake motors improve energy efficiency and reduce the overall power consumption of the system.
  • Variable Speed Control: Brake motors equipped with variable frequency drives (VFDs) or other speed control mechanisms offer improved energy efficiency. By adjusting the motor’s speed and torque to match the specific requirements of the application, variable speed control reduces energy wastage associated with operating at fixed speeds. The ability to match the motor’s output to the load demand allows for precise control and significant energy savings.
  • Advanced Control Systems: Brake motors benefit from advanced control systems that optimize energy usage. These control systems employ sophisticated algorithms and feedback mechanisms to continuously monitor and adjust motor performance based on the load conditions. By dynamically adapting the motor operation to the changing requirements, these control systems minimize energy losses and improve overall energy efficiency.
  • Improved Thermal Management: Efficient thermal management techniques have been developed to enhance brake motor performance and energy efficiency. These techniques involve the use of improved cooling systems, such as advanced fan designs or liquid cooling methods, to maintain optimal operating temperatures. By effectively dissipating heat generated during motor operation, thermal management systems reduce energy losses associated with excessive heat and improve overall energy efficiency.

These advancements in brake motor technology, including high-efficiency motor designs, efficient brake systems, regenerative braking, variable speed control, advanced control systems, and improved thermal management, have collectively contributed to improved energy efficiency. By reducing energy losses, optimizing braking mechanisms, and implementing intelligent control strategies, modern brake motors offer significant energy savings and contribute to a more sustainable and cost-effective operation of equipment.

brake motor

What factors should be considered when selecting the right brake motor for a task?

When selecting the right brake motor for a task, several factors should be carefully considered to ensure optimal performance and compatibility with the specific application requirements. These factors help determine the suitability of the brake motor for the intended task and play a crucial role in achieving efficient and reliable operation. Here’s a detailed explanation of the key factors that should be considered when selecting a brake motor:

1. Load Characteristics: The characteristics of the load being driven by the brake motor are essential considerations. Factors such as load size, weight, and inertia influence the torque, power, and braking requirements of the motor. It is crucial to accurately assess the load characteristics to select a brake motor with the appropriate power rating, torque capacity, and braking capability to handle the specific load requirements effectively.

2. Stopping Requirements: The desired stopping performance of the brake motor is another critical factor to consider. Different applications may have specific stopping time, speed, or precision requirements. The brake motor should be selected based on its ability to meet these stopping requirements, such as adjustable braking torque, controlled response time, and stability during stopping. Understanding the desired stopping behavior is crucial for selecting a brake motor that can provide the necessary control and accuracy.

3. Environmental Conditions: The operating environment in which the brake motor will be installed plays a significant role in its selection. Factors such as temperature, humidity, dust, vibration, and corrosive substances can affect the performance and lifespan of the motor. It is essential to choose a brake motor that is designed to withstand the specific environmental conditions of the application, ensuring reliable and durable operation over time.

4. Mounting and Space Constraints: The available space and mounting requirements should be considered when selecting a brake motor. The physical dimensions and mounting options of the motor should align with the space constraints and mounting configuration of the application. It is crucial to ensure that the brake motor can be properly installed and integrated into the existing machinery or system without compromising the performance or safety of the overall setup.

5. Power Supply: The availability and characteristics of the power supply should be taken into account. The voltage, frequency, and power quality of the electrical supply should match the specifications of the brake motor. It is important to consider factors such as single-phase or three-phase power supply, voltage fluctuations, and compatibility with other electrical components to ensure proper operation and avoid electrical issues or motor damage.

6. Brake Type and Design: Different brake types, such as electromagnetic brakes or spring-loaded brakes, offer specific advantages and considerations. The choice of brake type should align with the requirements of the application, taking into account factors such as braking torque, response time, and reliability. The design features of the brake, such as braking surface area, cooling methods, and wear indicators, should also be evaluated to ensure efficient and long-lasting braking performance.

7. Regulatory and Safety Standards: Compliance with applicable regulatory and safety standards is crucial when selecting a brake motor. Depending on the industry and application, specific standards and certifications may be required. It is essential to choose a brake motor that meets the necessary standards and safety requirements to ensure the protection of personnel, equipment, and compliance with legal obligations.

8. Cost and Lifecycle Considerations: Finally, the cost-effectiveness and lifecycle considerations should be evaluated. This includes factors such as initial investment, maintenance requirements, expected lifespan, and availability of spare parts. It is important to strike a balance between upfront costs and long-term reliability, selecting a brake motor that offers a favorable cost-to-performance ratio and aligns with the expected lifecycle and maintenance budget.

Considering these factors when selecting a brake motor helps ensure that the chosen motor is well-suited for the intended task, provides reliable and efficient operation, and meets the specific requirements of the application. Proper evaluation and assessment of these factors contribute to the overall success and performance of the brake motor in its designated task.

brake motor

What are the key components of a typical brake motor system?

A typical brake motor system consists of several key components that work together to provide controlled stopping and holding capabilities. These components are carefully designed and integrated to ensure the efficient operation of the brake motor. Here’s a detailed explanation of the key components of a typical brake motor system:

1. Electric Motor: The electric motor is the primary component of the brake motor system. It converts electrical energy into mechanical energy to drive the rotation of the equipment. The motor provides the necessary power and torque to perform the desired work. It can be an AC (alternating current) motor or a DC (direct current) motor, depending on the specific application requirements.

2. Braking Mechanism: The braking mechanism is a crucial component of the brake motor system that enables controlled stopping of the rotating equipment. It consists of various types of brakes, such as electromagnetic brakes or spring-loaded brakes. The braking mechanism engages when the power to the motor is cut off or the motor is de-energized, creating friction or applying pressure to halt the rotation.

3. Brake Coil or Actuator: In brake motors with electromagnetic brakes, a brake coil or actuator is employed. The coil generates a magnetic field when an electrical current passes through it, attracting the brake disc or plate and creating braking force. The coil is energized when the motor is powered, and it de-energizes when the power is cut off, allowing the brake to engage and stop the rotation.

4. Brake Disc or Plate: The brake disc or plate is a key component of the braking mechanism. It is attached to the motor shaft and rotates with it. When the brake engages, the disc or plate is pressed against a stationary surface, creating friction and stopping the rotation of the motor shaft. The material composition and design of the brake disc or plate are optimized for efficient braking performance.

5. Control System: Brake motor systems often incorporate a control system that enables precise control over the braking process. The control system allows for adjustable braking torque, response time, and braking profiles. It may include control devices such as switches, relays, or electronic control units (ECUs). The control system ensures the desired level of control and facilitates the integration of the brake motor system with other machinery or automation systems.

6. Power Supply: A reliable power supply is essential for the operation of the brake motor system. The power supply provides electrical energy to the motor and the brake mechanism. It can be a mains power supply or a dedicated power source, depending on the specific requirements of the application and the motor’s power rating.

7. Mounting and Housing: Brake motors are typically housed in a sturdy enclosure that protects the components from environmental factors, such as dust, moisture, or vibration. The housing also provides mounting points for the motor and facilitates the connection of external devices or machinery. The design of the mounting and housing ensures the stability and safety of the brake motor system.

8. Optional Accessories: Depending on the application, a brake motor system may include optional accessories such as temperature sensors, shaft encoders, or position sensors. These accessories provide additional functionality and feedback, allowing for advanced control and monitoring of the brake motor system.

These are the key components of a typical brake motor system. The integration and interaction of these components ensure controlled stopping, load holding, and precise positioning capabilities, making brake motors suitable for a wide range of industrial applications.

China Good quality 30kw Yej Series Three Phase Brake Motor Electro Magnetic Brake Motor   vacuum pump design		China Good quality 30kw Yej Series Three Phase Brake Motor Electro Magnetic Brake Motor   vacuum pump design
editor by CX 2024-04-19