Product Description

 

Product Description

30kw Yejvf Series Frequency-Variable and Electromagnetic-Brake Motor

YEJ2, YDEJ2 series electromagnetic brake motors are improved products of YEJ series. it is in accordance with JB/T6456
requirements, and its electrical performance is in accord with Y2 series technical standard.The electric power of the controller should be synchronized with the electric power of the motor.The electric motors are equipped the electromagnetic brake on the non-shaft end. when electricity off retarding disc will automatically press in end-shield which produce friction brake torque and stop the running of motor! the no-load brake duration is changed with the frame size of the motor the range is o.15-0.45 seconds. This kind of motor is considered as the driving force of
various machinery and widely used in mechanical workout machine tool, transport machinery,package, woodworking, food, chemical engineering, textile, construction,shop, roll door machinery

Model

YEJ2-112M-4

Power

4kw

Speed

1410r/min

Current

8.8A

Efficiency

84%

Power factor

0.82

Static Braking torque

40N.m

Mounting

B3/B5/B35/B34

If you want more information, please consult me

Product Parameters

 

Detailed Photos

 

Our Advantages

 

Company Profile

Certifications

 

 

 

FAQ

 

Q: Do you offer OEM service?
A: Yes, we can customize it as your request.

Q: What is your payment term?
A: TT. LC, AND WESTER UNION

Q: What is your lead time?
A: About 30 days after receiving deposit.

Q: What certificates do you have?
A: We have CE, ISO. And we can apply for specific certificate for different country such as SONCAP for Nigeria, SASO for Saudi Arabia, etc

Q: What about the warranty?
A: We offer 12month warranty period as the quality guarantee.

Q:What service do you offer?
A: Pre-sales service, in-sales service, after-sales service. If you become our local distributor, we can introduce end-customers to purchase from you.

Q:What’s your motor winding?
A: 100% copper winding

Q:Which port is near to you?
A: HangZhou port. And we can arrange to deliver HangZhou, ZheJiang , Urumqi, or other Chinese cities, too.

Q:Could you offer CHINAMFG Certification.
A: we can do as your request.

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Application: Industrial
Operating Speed: Constant Speed
Number of Stator: Three-Phase
Species: Yvf
Rotor Structure: Squirrel-Cage
Casing Protection: Protection Type
Samples:
US$ 88.5/Piece
1 Piece(Min.Order)

|

Customization:
Available

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brake motor

What safety precautions should be followed when working with brake motors?

Working with brake motors requires adherence to specific safety precautions to ensure the well-being of personnel and the proper functioning of the equipment. Brake motors involve electrical components and potentially hazardous mechanical operations, so it is essential to follow established safety guidelines. Here’s a detailed explanation of the safety precautions that should be followed when working with brake motors:

  • Qualified Personnel: Only trained and qualified individuals should be allowed to work with brake motors. They should have a thorough understanding of electrical systems, motor operation, and safety procedures. Proper training ensures that personnel are familiar with the specific risks associated with brake motors and know how to handle them safely.
  • Power Isolation: Before performing any maintenance or repair tasks on a brake motor, it is crucial to isolate the power supply to the motor. This can be achieved by disconnecting the power source and following lockout/tagout procedures to prevent accidental re-energization. Power isolation eliminates the risk of electric shock and allows safe access to the motor without the danger of unexpected startup.
  • Personal Protective Equipment (PPE): When working with brake motors, appropriate personal protective equipment should be worn. This may include safety glasses, gloves, protective clothing, and hearing protection, depending on the specific hazards present. PPE helps safeguard against potential hazards such as flying debris, electrical shocks, and excessive noise, providing an additional layer of protection for personnel.
  • Proper Ventilation: Adequate ventilation should be ensured when working with brake motors, especially in indoor environments. Ventilation helps dissipate heat generated by the motor and prevents the buildup of potentially harmful fumes or gases. Proper ventilation reduces the risk of overheating and improves air quality, creating a safer working environment.
  • Safe Lifting and Handling: Brake motors can be heavy and require proper lifting and handling techniques to prevent injuries. When moving or installing a motor, personnel should use appropriate lifting equipment, such as cranes or hoists, and follow safe lifting practices. It is important to avoid overexertion, use proper body mechanics, and seek assistance when necessary to prevent strains or accidents.
  • Protection Against Moving Parts: Brake motors may have rotating or moving parts that pose a risk of entanglement or crushing injuries. Guards and protective covers should be in place to prevent accidental contact with these hazardous areas. Personnel should never reach into or attempt to adjust the motor while it is in operation or without proper lockout/tagout procedures in place.
  • Maintenance and Inspection: Regular maintenance and inspection of brake motors are essential for their safe and reliable operation. Maintenance tasks should only be performed by qualified personnel following manufacturer recommendations. Before conducting any maintenance or inspection, the motor should be properly isolated and de-energized. Visual inspections, lubrication, and component checks should be carried out according to the motor’s maintenance schedule to identify and address any potential issues before they escalate.
  • Follow Manufacturer Guidelines: It is crucial to follow the manufacturer’s guidelines and recommendations when working with brake motors. This includes adhering to installation procedures, operating instructions, and maintenance practices specified by the manufacturer. Manufacturers provide specific safety instructions and precautions that are tailored to their equipment, ensuring safe and efficient operation when followed meticulously.
  • Training and Awareness: Ongoing training and awareness programs should be implemented to keep personnel updated on safety practices and potential hazards associated with brake motors. This includes providing clear instructions, conducting safety meetings, and promoting a safety-conscious culture. Personnel should be encouraged to report any safety concerns or incidents to ensure continuous improvement of safety measures.

By following these safety precautions, personnel can mitigate risks and create a safer working environment when dealing with brake motors. Adhering to proper procedures, using appropriate PPE, ensuring power isolation, practicing safe lifting and handling, protecting against moving parts, conducting regular maintenance and inspections, and staying informed about manufacturer guidelines are all crucial steps in maintaining a safe and efficient work environment when working with brake motors.

brake motor

How does a brake motor enhance safety in industrial and manufacturing settings?

In industrial and manufacturing settings, brake motors play a crucial role in enhancing safety by providing reliable braking and control mechanisms. These motors are specifically designed to address safety concerns and mitigate potential risks associated with rotating machinery and equipment. Here’s a detailed explanation of how brake motors enhance safety in industrial and manufacturing settings:

1. Controlled Stopping: Brake motors offer controlled stopping capabilities, allowing for precise and predictable deceleration of rotating machinery. This controlled stopping helps prevent abrupt stops or sudden changes in motion, reducing the risk of accidents, equipment damage, and injury to personnel. By providing smooth and controlled stopping, brake motors enhance safety during machine shutdowns, emergency stops, or power loss situations.

2. Emergency Stop Functionality: Brake motors often incorporate emergency stop functionality as a safety feature. In case of an emergency or hazardous situation, operators can activate the emergency stop function to immediately halt the motor and associated machinery. This rapid and reliable stopping capability helps prevent accidents, injuries, and damage to equipment, providing an essential safety measure in industrial environments.

3. Load Holding Capability: Brake motors have the ability to hold loads in position when the motor is not actively rotating. This load holding capability is particularly important for applications where the load needs to be securely held in place, such as vertical lifting mechanisms or inclined conveyors. By preventing unintended movement or drift of the load, brake motors ensure safe operation and minimize the risk of uncontrolled motion that could lead to accidents or damage.

4. Overload Protection: Brake motors often incorporate overload protection mechanisms to safeguard against excessive loads. These protection features can include thermal overload protection, current limiters, or torque limiters. By detecting and responding to overload conditions, brake motors help prevent motor overheating, component failure, and potential hazards caused by overburdened machinery. This protection enhances the safety of personnel and prevents damage to equipment.

5. Failsafe Braking: Brake motors are designed with failsafe braking systems that ensure reliable braking even in the event of power loss or motor failure. These systems can use spring-loaded brakes or electromagnetic brakes that engage automatically when power is cut off or when a fault is detected. Failsafe braking prevents uncontrolled motion and maintains the position of rotating machinery, reducing the risk of accidents, injury, or damage during power interruptions or motor failures.

6. Integration with Safety Systems: Brake motors can be integrated into safety systems and control architectures to enhance overall safety in industrial settings. They can be connected to safety relays, programmable logic controllers (PLCs), or safety-rated drives to enable advanced safety functionalities such as safe torque off (STO) or safe braking control. This integration ensures that the brake motor operates in compliance with safety standards and facilitates coordinated safety measures across the machinery or production line.

7. Compliance with Safety Standards: Brake motors are designed and manufactured in compliance with industry-specific safety standards and regulations. These standards, such as ISO standards or Machinery Directive requirements, define the safety criteria and performance expectations for rotating machinery. By using brake motors that meet these safety standards, industrial and manufacturing settings can ensure a higher level of safety, regulatory compliance, and risk mitigation.

8. Operator Safety: Brake motors also contribute to operator safety by reducing the risk of unintended movement or hazardous conditions. The controlled stopping and load holding capabilities of brake motors minimize the likelihood of unexpected machine behavior that could endanger operators. Additionally, the incorporation of safety features like emergency stop buttons or remote control options provides operators with convenient means to stop or control the machinery from a safe distance, reducing their exposure to potential hazards.

By providing controlled stopping, emergency stop functionality, load holding capability, overload protection, failsafe braking, integration with safety systems, compliance with safety standards, and operator safety enhancements, brake motors significantly enhance safety in industrial and manufacturing settings. These motors play a critical role in preventing accidents, injuries, and equipment damage, contributing to a safer working environment and ensuring the well-being of personnel.

brake motor

How do brake motors handle variations in load and stopping requirements?

Brake motors are designed to handle variations in load and stopping requirements by incorporating specific features and mechanisms that allow for flexibility and adaptability. These features enable brake motors to effectively respond to changes in load conditions and meet the diverse stopping requirements of different applications. Here’s a detailed explanation of how brake motors handle variations in load and stopping requirements:

1. Adjustable Braking Torque: Brake motors often have adjustable braking torque, allowing operators to modify the stopping force according to the specific load requirements. By adjusting the braking torque, brake motors can accommodate variations in load size, weight, and inertia. Higher braking torque can be set for heavier loads, while lower braking torque can be selected for lighter loads, ensuring optimal stopping performance and preventing excessive wear or damage to the braking system.

2. Controlled Response Time: Brake motors provide controlled response times, allowing for precise and efficient stopping according to the application requirements. The response time refers to the duration between the command to stop and the actual cessation of rotation. Brake motors can be designed with adjustable response times, enabling operators to set the desired stopping speed based on the load characteristics and safety considerations. This flexibility ensures that the braking action is appropriately matched to the load and stopping requirements.

3. Dynamic Braking: Dynamic braking is a feature found in some brake motors that helps handle variations in load and stopping requirements. When the motor is de-energized, dynamic braking converts the kinetic energy of the rotating load into electrical energy, which is dissipated as heat through a resistor or regenerative braking system. This braking mechanism allows brake motors to handle different load conditions and varying stopping requirements, dissipating excess energy and bringing the rotating equipment to a controlled stop.

4. Integrated Control Systems: Brake motors often come equipped with integrated control systems that allow for customized programming and adjustment of the braking parameters. These control systems enable operators to adapt the braking performance based on the load characteristics and stopping requirements. By adjusting parameters such as braking torque, response time, and braking profiles, brake motors can handle variations in load and achieve the desired stopping performance for different applications.

5. Monitoring and Feedback: Some brake motor systems incorporate monitoring and feedback mechanisms to provide real-time information about the load conditions and stopping performance. This feedback can include data on motor temperature, current consumption, or position feedback from encoders or sensors. By continuously monitoring these parameters, brake motors can dynamically adjust their braking action to accommodate variations in load and ensure optimal stopping performance.

6. Adaptable Brake Design: Brake motors are designed with consideration for load variations and stopping requirements. The brake design takes into account factors such as braking surface area, material composition, and cooling methods. These design features allow brake motors to handle different load conditions effectively and provide consistent and reliable stopping performance under varying circumstances.

By incorporating adjustable braking torque, controlled response time, dynamic braking, integrated control systems, monitoring and feedback mechanisms, and adaptable brake designs, brake motors can handle variations in load and stopping requirements. These features enhance the versatility and performance of brake motors, making them suitable for a wide range of applications across different industries.

China Best Sales 30kw Yejvf Series Frequency-Variable and Electromagnetic-Brake Motor   vacuum pump distributorsChina Best Sales 30kw Yejvf Series Frequency-Variable and Electromagnetic-Brake Motor   vacuum pump distributors
editor by CX 2024-03-28