China factory Yej Series 4 Poles AC Electromagnetic Brake Three Phase Asychronoous Electric Motor vacuum pump connector

Product Description

YEJ series motor electromagnetic brake is YEJ series improved products.Press national JB/T6456 to requirments design and manufacture of electrical properties and Y2 series motor is basically the same. This series motor is characterized by non-drag on the motor shaft end fitted with electromagnetic brake when the motor is de-energized,Electromagnetic brake is automatically after the motor cover lamination,friction braking torque,the motor stopped immediately,no-load braking time randon frame sizes from small to large,0.15-0.45S. Widely used in machine tools and transport machinery and packing,woodworking,printing,food,chemical,textile,construction,shops,rolling door machinery.

Rated Parameters
Base Center Height:63-255 mm                                   Power Range: 0.12-0.45 kW
Nsulation Class: B /f                                                   Protection Class: IP54 (or IP55)
Work System: S1                                                       Rated Voltage: 380V

Mounting Structure:

B3 Frame without foot cover end flange
B35 Frame with foot cover end flange
B5 Frame with foot cover end flange


56 90 71 36 9 20 3 7.2 56 5.8 65 50 80 M5 2.5 98 80 120 7 3 110 120 110 155 195
63 100 80 40 11 23 4 8.5 63 7 75 60 90 M5 2.5 115 95 140 10 3 130 130 115 165 230
71 112 90 45 14 30 5 11 71 7 85 70 105 M6 2.5 120 110 160 10 3.5 145 145 125 185 225
80 125 100 50 19 40 6 15.5 80 10 100 80 120 M6 3 165 130 200 12 3.5 160 165 135 215 295
90S 140 100 56 24 50 8 20 90 10 115 95 140 M8 3 165 130 200 12 3.5 180 185 145 235 335
90L 140 125 56 24 50 8 20 90 10 115 95 140 M8 3 165 130 200 12 3.5 180 185 145 235 360
100L 160 140 63 28 60 8 24 100 12 130 110 160 M8 3.5 215 180 250 15 4 205 215 170 255 380
112M 190 140 70 28 60 8 24 112 12 130 110 160 M8 3.5 215 180 250 15 4 145 240 180 285 400
132S 216 140 89 38 80 10 33 132 12 165 130 200 M10 4 265 230 300 15 4 280 275 195 325 475
132M 216 178 89 38 80 10 33 132 12 165 130 200 M10 4 265 230 300 15 4 280 275 195 325 515
160M 254 210 108 42 110 12 37 160 15 / / / / / 300 250 350 19 5 325 325 255 385 600
160L 254 254 108 42 110 12 37 160 15 / / / / / 300 250 350 19 5 325 325 255 385 645
180M 279 279 121 48 110 14 42.5 180 15 / / / / / 300 250 350 19 5 355 380 280 455 700
180L 279 279 121 48 110 14 42.5 180 15 / / / / / 300 250 350 19 5 355 380 280 455 740

Type Output Rated speed Rated current η Power factor Locked-rotor current
Rated current
Locked-rotor torque
Rated troque
Pull-out torque
Rated torque
KW nN(rmp) IN(A) (%) (cos Φ) Tst/TN Ist/TN Tmax/TN
Asynchronous Speed 1500rpm(4 poles)
YEJ-712-4 0.37 1330 1.12 67 0.75 5.2 2.1 2.3
YEJ-801-4 0.55 1390 1.57 71 0.75 5.2 2.4 2.3
YEJ-802-4 0.75 1390 2.03 73 0.76 6.0 2.3 2.3
YEJ-90S-4 1.1 1400 2.89 75 0.77 6.0 2.3 2.3
YEJ-90L-4 1.5 1400 3.07 78 0.79 6.0 2.3 2.3
YEJ-100L-4 2.2 1410 5.16 80 0.81 7.0 2.3 2.3
YEJ-100L2-4 3.0 1410 6.78 82 0.82 7.0 2.3 2.3
YEJ-112M-4 4.0 1410 8.80 84 0.82 7.0 2.3 2.3
YEJ-132S-4 5.5 1435 11.7 85 0.83 7.0 2.3 2.3
YEJ-132M-4 7.5 1440 15.6 87 0.84 7.0 2.3 2.3
YEJ-160M-4 11 1440 22.3 88 0.84 7.0 2.2 2.3
YEJ-160L-4 15 1460 30.1 89 0.85 7.0 2.2 2.3
YEJ-180M-4 18.5 1470 36.5 90.5 0.86 7.5 2.2 2.3
YEJ-180L-4 22 1470 43.2 91 0.86 7.5 2.2 2.3
YEJ-200L-4 30 1470 57.6 92 0.86 7.2 2.2 2.3
YEJ-225S-4 37 1480 69.9 92.5 0.87 7.2 2.2 2.3
YEJ-225M-4 45 1480 84.7 92.8 0.87 7.2 2.2 2.3

HangZhou Qiantao Pumps Co., Ltd. is a modern enterprise with a combination of development, production, service. It is specialized in producing electric pump and motor with more than 50 series and 1000 specifications.
Our company centers on people, equipped with a large technology team and management talent, forming significant human resource and powerful technology advantagement.

We own advanced electric pumps and assembly line for motors as well as online automatic testing systems. All these equipments supply favorable managing condition and reliable detecting methods. Our company has passed the ISO9001:2000 international quality system certification and “3C” electrician product certification. The products have won the producing licence granted by the national technical supervision bureau and “Agricultural Machinery popularization licence” granted by the national agriculture ministry.

Customers’ satisfaction is the everlasting pursuit of “Qiantao” staff. Quality and credit standing is the forever main topic of Qiantao. We sincerely wish to cooperate and develop together with all partners. At the same time, we warmly welcome the new and old customers from home and abroad to do business with us and direct us.

At all times, CHINAMFG Pump Company is appling ourselves to normalized technology development and quality management construction. We constantly solidify, perfect and improve the company’s total quality management standard. We also popularize ISO9000 quality management system. These not only uprise the management standard, promise the product quality, strengthen the running belief of “Customers’ satisfaction is CHINAMFG people’s persistent pursuit. Quality and credit standing is the forever main topic of Qiantao.”, but also win the customers’ trust. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Industrial
Speed: High Speed
Number of Stator: Three-Phase
Function: Control
Casing Protection: Closed Type
Number of Poles: 4
US$ 60/Piece
1 Piece(Min.Order)




brake motor

Can brake motors be used in conjunction with other motion control methods?

Yes, brake motors can be used in conjunction with other motion control methods to achieve precise and efficient control over mechanical systems. Brake motors provide braking functionality, while other motion control methods offer various means of controlling the speed, position, and acceleration of the system. Combining brake motors with other motion control methods allows for enhanced overall system performance and versatility. Here’s a detailed explanation of how brake motors can be used in conjunction with other motion control methods:

  • Variable Frequency Drives (VFDs): Brake motors can be used in conjunction with VFDs, which are electronic devices that control the speed and torque of an electric motor. VFDs enable precise speed control, acceleration, and deceleration of the motor by adjusting the frequency and voltage supplied to the motor. By incorporating a brake motor with a VFD, the system benefits from both the braking capability of the motor and the advanced speed control provided by the VFD.
  • Servo Systems: Servo systems are motion control systems that utilize servo motors and feedback mechanisms to achieve highly accurate control over position, velocity, and torque. In certain applications where rapid and precise positioning is required, brake motors can be used in conjunction with servo systems. The brake motor provides the braking function when the system needs to hold position or decelerate rapidly, while the servo system controls the dynamic motion and positioning tasks.
  • Stepper Motor Control: Stepper motors are widely used in applications that require precise control over position and speed. Brake motors can be utilized alongside stepper motor control systems to provide braking functionality when the motor needs to hold position or prevent undesired movement. This combination allows for improved stability and control over the stepper motor system, especially in applications where holding torque and quick deceleration are important.
  • Hydraulic or Pneumatic Systems: In some industrial applications, hydraulic or pneumatic systems are used for motion control. Brake motors can be integrated into these systems to provide additional braking capability when needed. For example, a brake motor can be employed to hold a specific position or provide emergency braking in a hydraulic or pneumatic actuator system, enhancing safety and control.
  • Control Algorithms and Systems: Brake motors can also be utilized in conjunction with various control algorithms and systems to achieve specific motion control objectives. These control algorithms can include closed-loop feedback control, PID (Proportional-Integral-Derivative) control, or advanced motion control algorithms. By incorporating a brake motor into the system, the control algorithms can utilize the braking functionality to enhance overall system performance and stability.

The combination of brake motors with other motion control methods offers a wide range of possibilities for achieving precise, efficient, and safe control over mechanical systems. Whether it is in conjunction with VFDs, servo systems, stepper motor control, hydraulic or pneumatic systems, or specific control algorithms, brake motors can complement and enhance the functionality of other motion control methods. This integration allows for customized and optimized control solutions to meet the specific requirements of diverse applications.

brake motor

What maintenance practices are essential for extending the lifespan of a brake motor?

Maintaining a brake motor properly is crucial for extending its lifespan and ensuring optimal performance. Regular maintenance practices help prevent premature wear, identify potential issues, and address them promptly. Here are some essential maintenance practices for extending the lifespan of a brake motor:

  • Cleanliness: Keeping the brake motor clean is important to prevent the accumulation of dirt, dust, or debris that can affect its performance. Regularly inspect the motor and clean it using appropriate cleaning methods and materials, ensuring that the power is disconnected before performing any cleaning tasks.
  • Lubrication: Proper lubrication of the brake motor’s moving parts is essential to minimize friction and reduce wear and tear. Follow the manufacturer’s recommendations regarding the type of lubricant to use and the frequency of lubrication. Ensure that the lubrication points are accessible and apply the lubricant in the recommended amounts.
  • Inspection: Regular visual inspections of the brake motor are necessary to identify any signs of damage, loose connections, or abnormal wear. Check for any loose or damaged components, such as bolts, cables, or connectors. Inspect the brake pads or discs for wear and ensure they are properly aligned. If any issues are detected, take appropriate action to address them promptly.
  • Brake Adjustment: Periodically check and adjust the brake mechanism of the motor to ensure it maintains proper braking performance. This may involve adjusting the brake pads, ensuring proper clearance, and verifying that the braking force is sufficient. Improper brake adjustment can lead to excessive wear, reduced stopping power, or safety hazards.
  • Temperature Monitoring: Monitoring the operating temperature of the brake motor is important to prevent overheating and thermal damage. Ensure that the motor is not subjected to excessive ambient temperatures or overloaded conditions. If the motor becomes excessively hot, investigate the cause and take corrective measures, such as improving ventilation or reducing the load.
  • Vibration Analysis: Periodic vibration analysis can help detect early signs of mechanical problems or misalignment in the brake motor. Using specialized equipment or vibration monitoring systems, measure and analyze the motor’s vibration levels. If abnormal vibrations are detected, investigate and address the underlying issues to prevent further damage.
  • Electrical Connections: Regularly inspect the electrical connections of the brake motor to ensure they are secure and free from corrosion. Loose or faulty connections can lead to power issues, motor malfunctions, or electrical hazards. Tighten any loose connections and clean any corrosion using appropriate methods and materials.
  • Testing and Calibration: Perform periodic testing and calibration of the brake motor to verify its performance and ensure it operates within the specified parameters. This may involve conducting load tests, verifying braking force, or checking the motor’s speed and torque. Follow the manufacturer’s guidelines or consult with qualified technicians for proper testing and calibration procedures.
  • Documentation and Record-keeping: Maintain a record of all maintenance activities, inspections, repairs, and any relevant information related to the brake motor. This documentation helps track the maintenance history, identify recurring issues, and plan future maintenance tasks effectively. It also serves as a reference for warranty claims or troubleshooting purposes.
  • Professional Servicing: In addition to regular maintenance tasks, consider scheduling professional servicing and inspections by qualified technicians. They can perform comprehensive checks, identify potential issues, and perform specialized maintenance procedures that require expertise or specialized tools. Professional servicing can help ensure thorough maintenance and maximize the lifespan of the brake motor.

By following these essential maintenance practices, brake motor owners can enhance the lifespan of the motor, reduce the risk of unexpected failures, and maintain its optimal performance. Regular maintenance not only extends the motor’s lifespan but also contributes to safe operation, energy efficiency, and overall reliability.

brake motor

What industries and applications commonly use brake motors?

Brake motors find wide-ranging applications across various industries that require controlled stopping, load holding, and precise positioning. Here’s a detailed overview of the industries and applications commonly using brake motors:

1. Material Handling: Brake motors are extensively used in material handling equipment such as cranes, hoists, winches, and conveyors. These applications require precise control over the movement of heavy loads, and brake motors provide efficient stopping and holding capabilities, ensuring safe and controlled material handling operations.

2. Elevators and Lifts: The vertical movement of elevators and lifts demands reliable braking systems to hold the load in position during power outages or when not actively driving the movement. Brake motors are employed in elevator systems to ensure passenger safety and prevent unintended movement or freefall of the elevator car.

3. Machine Tools: Brake motors are used in machine tools such as lathes, milling machines, drilling machines, and grinders. These applications often require precise positioning and rapid stopping of rotating spindles or cutting tools. Brake motors provide the necessary control and safety measures for efficient machining operations.

4. Conveyor Systems: Conveyor systems in industries like manufacturing, logistics, and warehouses utilize brake motors to achieve accurate control over the movement of goods. Brake motors enable smooth acceleration, controlled deceleration, and precise stopping of conveyor belts, ensuring proper material flow and minimizing the risk of collisions or product damage.

5. Crushers and Crushers: In industries such as mining, construction, and aggregates, brake motors are commonly used in crushers and crushers. These machines require rapid and controlled stopping to prevent damage caused by excessive vibration or unbalanced loads. Brake motors provide the necessary braking force to halt the rotation of crusher components quickly.

6. Robotics and Automation: Brake motors play a vital role in robotics and automation systems that require precise movement control and positioning. They are employed in robotic arms, automated assembly lines, and pick-and-place systems to achieve accurate and repeatable movements, ensuring seamless operation and high productivity.

7. Printing and Packaging: Brake motors are utilized in printing presses, packaging machines, and labeling equipment. These applications require precise control over the positioning of materials, accurate registration, and consistent stopping during printing or packaging processes. Brake motors ensure reliable performance and enhance the quality of printed and packaged products.

8. Textile Machinery: Brake motors are commonly found in textile machinery such as spinning machines, looms, and textile printing equipment. These applications demand precise control over yarn tension, fabric movement, and position holding. Brake motors offer the necessary braking force and control for smooth textile manufacturing processes.

9. Food Processing: Brake motors are employed in food processing equipment, including mixers, slicers, extruders, and dough handling machines. These applications require precise control over mixing, slicing, and shaping processes, as well as controlled stopping to ensure operator safety and prevent product wastage.

These are just a few examples, and brake motors are utilized in numerous other industries and applications where controlled stopping, load holding, and precise positioning are essential. The versatility and reliability of brake motors make them a preferred choice in various industrial sectors, contributing to enhanced safety, productivity, and operational control.

China factory Yej Series 4 Poles AC Electromagnetic Brake Three Phase Asychronoous Electric Motor   vacuum pump connector	China factory Yej Series 4 Poles AC Electromagnetic Brake Three Phase Asychronoous Electric Motor   vacuum pump connector
editor by CX 2024-04-11