Product Description

Company Introduction

DAJI GROUP. ZHangZhouG CHINAMFG ELECTRIC MOTOR Co., Ltd, is professional enaged in electric motor manufacturing for 30 years since 1988. The headquarters is located in ZheJiang city, group with 4 manufacturing bases in zHangZhoug and ZheJiang , has more than 300 national sales centers and special agencies, and exported to more than 50 countries and regions.

Factory Advantages

1. 30 years history
2. Competitive price
3. Guaranteed quality 
4. Fast delivery time: normal models about 15-20 days , unusual models about 30 days
5. 100% testing after every process, 100% raw materials are selective 
6. High efficiency 
7. Low noise  
8. Long life
9. Power saving
10. Slight vibration
11. It is newly designed in conformity with the relevant rules of IEC standards
12. Professional Service
13. Warranty: 12 months from date of delivery
14. Main Market: South America, Europe, Middle East, Southest Asia, Africa and so on  
15. We have certificates for CE, CCC, ISO9001, SGS and so on

Product Introduction

The series of YEJ2 motor is the improvement product of YEJ series motor, which can realize rapid braking after the motor loses power. And the electrical performance, installation size, protection class and insulation class are consistent with the requirements of YE2 series motor.

It is applicable to all kinds of machine tools, printing machinery, air forging press, transportation machinery, food machinery, civil engineering machinery and other machinery that require quick stop, accurate positioning, reciprocating operation and prevent sliding. And it is used as spindle drive and auxiliary drive in these machinery.
 

YEJ2 Series Electromagnetic Brake Three- Phase Asynchronous Motor
1). Frame: 80 – 225 mm
2). Power: 0.55 – 45 kW
3). Voltage: 380 V, or Customized
4). Frequency: 50 Hz
5). Shell: cast iron body, aluminum body
6). Pole: 2, 4, 6, 8
7). Protection degree: IP44 (motor) & IP23 (brake)
8). Insulation class: F
9). Cooling method: IC411
10). Duty Type: S1
11).Certificates: CE, CCC, ISO9001, SGS and so on

Working Condition: ambient temperature is -15oC to 40oC, and below 1000 CHINAMFG above sea level

Mounting Type:
Conventional mounting type and suitable frame size are given in following table(with “√”)

Frame Basic Type Derived Type
B3 B5 B6 B7 B8 B35 V1 V3 V5 V6 V15 V18 V35 V36 V37
80~160
180~225

FAQ:

Q: What is your delivery time?
A: Within 20-25 days after receiving deposit. 

Q: Do you offer OEM service?
A: Yes. We accept OEM service. 

Q: What is your MOQ of this item ?
A: 10 PCS per item.   

Q: Can we type our brand on it?
A: Yes, of course.

Q: Where is your loading port ?
A: HangZhou Port, ZheJiang Port, China.

Q: What is your production capacity?
A: About 1000 PCS per day.

Ordering Instructions

1. Please indicate the fram size, power, synchronous speed, voltage, frequency, install measurements, inlet cable entrance type and direction of rotation etc.

2. If have special request, such as the voltage, frequency, protection degree, duplex shaft, direction of rotation, temperature monitoring device, install measurements, bearing oil discharge device and so on, please indicate in details in the ordering contract and CHINAMFG technical agreement if necessary.

3. When ordering other series of motor and derived motor in the sample, please follow this instruction without further notice, thank you for your cooperation!

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Application: Industrial
Speed: Low Speed
Number of Stator: Three-Phase
Casing Protection: Closed Type
Number of Poles: 2
Starting Mode: y-δ Starting
Customization:
Available

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brake motor

How do brake motors ensure smooth and controlled movement in equipment?

Brake motors play a crucial role in ensuring smooth and controlled movement in equipment by providing reliable braking functionality. They work in coordination with the motor and other control systems to achieve precise control over the motion of the equipment. Here’s a detailed explanation of how brake motors ensure smooth and controlled movement in equipment:

  • Braking Capability: Brake motors are specifically designed to provide effective braking capability. When the power to the motor is cut off or when a braking signal is applied, the brake system engages, generating frictional forces that slow down and bring the equipment to a controlled stop. The brake torque generated by the motor helps prevent coasting or unintended movement, ensuring smooth and controlled deceleration.
  • Quick Response Time: Brake motors are engineered to have a quick response time, meaning that the brake engages rapidly once the control signal is applied. This quick response time allows for prompt and precise control over the movement of the equipment. By minimizing the delay between the initiation of the braking action and the actual engagement of the brake, brake motors contribute to smooth and controlled movement.
  • Adjustable Brake Torque: Brake motors often offer the ability to adjust the brake torque to suit the specific requirements of the equipment and application. The brake torque can be tailored to the load characteristics and operating conditions to achieve optimal braking performance. By adjusting the brake torque, brake motors ensure that the equipment decelerates smoothly and consistently, avoiding abrupt stops or jerky movements.
  • Brake Release Mechanisms: In addition to providing braking action, brake motors incorporate mechanisms to release the brake when the equipment needs to resume motion. These release mechanisms can be controlled manually or automatically, depending on the application. The controlled release of the brake ensures that the equipment starts moving smoothly and gradually, allowing for controlled acceleration.
  • Integration with Control Systems: Brake motors are integrated into the overall control systems of the equipment to achieve coordinated and synchronized movement. They work in conjunction with motor control devices, such as variable frequency drives (VFDs) or servo systems, to precisely control the speed, acceleration, and deceleration of the equipment. By seamlessly integrating with the control systems, brake motors contribute to the smooth and controlled movement of the equipment.
  • Compliance with Safety Standards: Brake motors are designed and manufactured in compliance with safety standards and regulations. They undergo rigorous testing and quality control measures to ensure reliable and consistent braking performance. By adhering to safety standards, brake motors help prevent sudden or uncontrolled movements that could pose a safety risk and ensure the equipment operates within acceptable limits.

By providing effective braking capability, quick response time, adjustable brake torque, release mechanisms, integration with control systems, and compliance with safety standards, brake motors ensure smooth and controlled movement in equipment. They enable precise control over the deceleration, stopping, and starting of the equipment, enhancing operational efficiency, safety, and overall performance.

brake motor

How do manufacturers ensure the quality and reliability of brake motors?

Manufacturers employ various processes and measures to ensure the quality and reliability of brake motors. These processes involve rigorous testing, adherence to industry standards, quality control procedures, and continuous improvement initiatives. Here’s a detailed explanation of how manufacturers ensure the quality and reliability of brake motors:

  • Design and Engineering: Manufacturers invest considerable effort in the design and engineering phase of brake motors. They employ experienced engineers and designers who follow industry best practices and utilize advanced design tools to develop motors with robust and reliable braking systems. Thorough analysis, simulations, and prototyping are conducted to optimize the motor’s performance, efficiency, and safety features.
  • Material Selection: High-quality materials are chosen for the construction of brake motors. Manufacturers carefully select components such as motor windings, brake discs, brake pads, and housing materials to ensure durability, heat resistance, and optimal friction characteristics. The use of quality materials enhances the motor’s reliability and contributes to its long-term performance.
  • Manufacturing Processes: Stringent manufacturing processes are implemented to ensure consistent quality and reliability. Manufacturers employ advanced machinery and automation techniques for precision assembly and production. Strict quality control measures are applied at each stage of manufacturing to detect and rectify any defects or deviations from specifications.
  • Testing and Quality Assurance: Brake motors undergo comprehensive testing and quality assurance procedures before they are released to the market. These tests include performance testing, load testing, endurance testing, and environmental testing. Manufacturers verify that the motors meet or exceed industry standards and performance specifications. Additionally, they conduct safety tests to ensure compliance with applicable safety regulations and standards.
  • Certifications and Compliance: Manufacturers seek certifications and compliance with relevant industry standards and regulations. This may include certifications such as ISO 9001 for quality management systems or certifications specific to the motor industry, such as IEC (International Electrotechnical Commission) standards. Compliance with these standards demonstrates the manufacturer’s commitment to producing high-quality and reliable brake motors.
  • Quality Control and Inspection: Manufacturers implement robust quality control processes throughout the production cycle. This includes inspection of raw materials, in-process inspections during manufacturing, and final inspections before shipment. Quality control personnel conduct visual inspections, dimensional checks, and performance evaluations to ensure that each brake motor meets the specified quality criteria.
  • Continuous Improvement: Manufacturers prioritize continuous improvement initiatives to enhance the quality and reliability of brake motors. They actively seek customer feedback, monitor field performance, and conduct post-production evaluations to identify areas for improvement. This feedback loop helps manufacturers refine their designs, manufacturing processes, and quality control procedures, leading to increased reliability and customer satisfaction.
  • Customer Support and Warranty: Manufacturers provide comprehensive customer support and warranty programs for their brake motors. They offer technical assistance, troubleshooting guides, and maintenance recommendations to customers. Warranty coverage ensures that any manufacturing defects or malfunctions are addressed promptly, bolstering customer confidence in the quality and reliability of the brake motors.

By employing robust design and engineering processes, meticulous material selection, stringent manufacturing processes, comprehensive testing and quality assurance procedures, certifications and compliance with industry standards, rigorous quality control and inspection measures, continuous improvement initiatives, and dedicated customer support and warranty programs, manufacturers ensure the quality and reliability of brake motors. These measures contribute to the production of high-performance motors that meet the safety, durability, and performance requirements of industrial and manufacturing applications.

brake motor

How do brake motors ensure controlled and rapid stopping of rotating equipment?

Brake motors are designed to ensure controlled and rapid stopping of rotating equipment by employing specific braking mechanisms. These mechanisms are integrated into the motor to provide efficient and precise stopping capabilities. Here’s a detailed explanation of how brake motors achieve controlled and rapid stopping:

1. Electromagnetic Brakes: Many brake motors utilize electromagnetic brakes as the primary braking mechanism. These brakes consist of an electromagnetic coil and a brake disc or plate. When the power to the motor is cut off or the motor is de-energized, the electromagnetic coil generates a magnetic field that attracts the brake disc or plate, creating friction and halting the rotation of the motor shaft. The strength of the magnetic field and the design of the brake determine the stopping torque and speed, allowing for controlled and rapid stopping of the rotating equipment.

2. Spring-Loaded Brakes: Some brake motors employ spring-loaded brakes. These brakes consist of a spring that applies pressure on the brake disc or plate to create friction and stop the rotation. When the power is cut off or the motor is de-energized, the spring is released, pressing the brake disc against a stationary surface and generating braking force. The spring-loaded mechanism ensures quick engagement of the brake, resulting in rapid stopping of the rotating equipment.

3. Dynamic Braking: Dynamic braking is another technique used in brake motors to achieve controlled stopping. It involves converting the kinetic energy of the rotating equipment into electrical energy, which is dissipated as heat through a resistor or regenerative braking system. When the power is cut off or the motor is de-energized, the motor acts as a generator, and the electrical energy generated by the rotating equipment is converted into heat through the braking system. This dissipation of energy slows down and stops the rotation of the equipment in a controlled manner.

4. Control Systems: Brake motors are often integrated with control systems that enable precise control over the braking process. These control systems allow for adjustable braking torque, response time, and braking profiles, depending on the specific requirements of the application. By adjusting these parameters, operators can achieve the desired level of control and stopping performance, ensuring both safety and operational efficiency.

5. Coordinated Motor and Brake Design: Brake motors are designed with careful consideration of the motor and brake compatibility. The motor’s characteristics, such as torque, speed, and power rating, are matched with the braking system’s capabilities to ensure optimal performance. This coordinated design ensures that the brake can effectively stop the motor within the desired time frame and with the necessary braking force, achieving controlled and rapid stopping of the rotating equipment.

Overall, brake motors employ electromagnetic brakes, spring-loaded brakes, dynamic braking, and control systems to achieve controlled and rapid stopping of rotating equipment. These braking mechanisms, combined with coordinated motor and brake design, enable precise control over the stopping process, ensuring the safety of operators, protecting equipment from damage, and maintaining operational efficiency.

China Hot selling 2HP/1.5kw Yej2-90s-2 Electromagnetic Brake Three- Phase Asynchronous Motor   vacuum pump for ac	China Hot selling 2HP/1.5kw Yej2-90s-2 Electromagnetic Brake Three- Phase Asynchronous Motor   vacuum pump for ac
editor by CX 2024-05-03