Product Description

YEJ series Electromagnetic Brake Three Phase Asynchronous Motor
Product Description 
YEJ series motor is full closed, self fan cooling,squirrel-cage three-phase asynchronous motor with a electromagnetic brake, Y series motor end cover between the fan and attach a dc electromagnetic brake disc, is derived series of Y series.It is Widely used on mechanical equipment and driving machines where rapidly and accurate braking is demanded.
Features: Spring set brake. Power off operation manual release. Resets automatically. One-half period rectification.

Frame number: 80 ~225 Power: 0.55 ~45KW

Braking method: loss of power Braking rectification method: half-wave rectifier

Applicable to: all kinds of machine tools, printing machinery, forging machine, transport machinery, packaging machinery, food machinery, construction machinery, woodworking machinery and other requirements to quickly stop, accurate positioning, reciprocating operation, to prevent the sliding of various machinery for spindle drive and auxiliary transmission.

Features: fast braking, simple structure, accurate positioning.

PERFORMANCE DATA:

MODEL power Full load time Locked rotor torque Rated torque Locked rotor current Rated cuffrent Breakdown torque Rated torque
Rated current Rotating speed Efficiency Power factor
Synchronous speed 3000r/min
YEJ801-2 0.75 1.8 2825 75.0 0.84 2.2 6.5 2.3
YEJ802-2 1.1 2.5 2825 77.0 0.86 2.2 7.0 2.3
YEJ90S-2 1.5 3.4 2840 78.0 0.85 2.2 7.0 2.3
YEJ90L-2 2.2 4.8 2840 80.5 0.86 2.2 7.0 2.3
YEJ100L-2 3 6.4 2880 82.0 0.87 2.2 7.0 2.3
YEJ112M-2 4 8.2 2890 85.5 0.87 2.2 7.0 2.3
YEJ132S1-2 5.5 11.1 2900 85.5 0.88 2.0 7.0 2.3
YEJ132S2-2 7.5 15.0 2900 86.2 0.88 2.0 7.0 2.3
YEJ160M1-2 11 21.8 2930 87.2 0.88 2.0 7.0 2.3
YEJ160M2-2 15 29.4 2930 88.2 0.88 2.0 7.0 2.2
YEJ160L-2 18.5 35.5 2930 89.0 0.89 2.0 7.0 2.2
YEJ180M-2 22 42.2 2940 89.0 0.89 2.0 7.0 2.2
YEJ200L1-2 30 56.9 2950 90.0 0.89 2.0 7.0 2.2
YEJ200L2-2 37 69.8 2950 90.5 0.89 2.0 7.0 2.2
YEJ225M-2 45 84.0 2970 91.5 0.89 2.0 7.0 2.2
Synchronous speed1500r/min
YEJ801-4 0.55 1.5 1390 73.0 0.76 2.4 6.0 2.3
YEJ802-4 0.75 2.0 1390 74.5 0.76 2.3 6.0 2.3
YEJ90S-4 1.1 2.7 1400 78.0 0.78 2.3 6.5 2.3
YEJ90L-4 1.5 3.7 1400 79.0 0.79 2.3 6.5 2.3
YEJ100L1-4 2.2 5.0 1420 81.0 0.82 2.2 7.0 2.3
YEJ100L2-4 3 6.8 1420 82.5 0.81 2.2 7.0 2.3
YEJ112M-4 4 8.8 1440 84.5 0.82 2.2 7.0 2.3
YEJ132S-4 5.5 11.6 1440 85.5 0.84 2.2 7.0 2.3
YEJ132M-4 7.5 15.4 1440 87.0 0.85 2.2 7.0 2.3
YEJ160M-4 11 22.6 1460 88.0 0.84 2.2 7.0 2.3
YEJ160L-4 15 30.0 1460 88.5 0.85 2.2 7.0 2.2
YEJ180M-4 18.5 35.9 1470 91.0 0.86 2.0 7.0 2.2
YEJ180L1-4 22 42.5 1470 91.5 0.86 2.0 7.0 2.2
YEJ200L-4 30 56.8 1470 92.2 0.87 2.0 7.0 2.2
YEJ225S-4 37 70.4 1480 91.8 0.87 1.9 7.0 2.2
YEJ225M-4 45 84.2 1480 92.3 0.88 1.9 7.0 2.2
Synchronous speed1000r/min  
YEJ90S-6 0.75 2.3 910 72.5 0.70 2.0 5.5 2.2
YEJ90L-6 1.1 3.2 910 73.5 0.72 2.0 5.5 2.2
YEJ100L-6 1.5 4.0 940 77.5 0.74 2.0 5.5 2.2
YEJ112M-6 2.2 5.6 960 80.5 0.74 2.0 6.0 2.2
YEJ132S-6 3 7.2 960 83.0 0.76 2.0 6.0 2.2
YEJ132M1-6 4 9.4 960 84.0 0.77 2.0 6.5 2.2
YEJ132M2-6 5.5 12.6 960 85.3 0.78 2.0 6.5 2.0
YEJ160M-6 7.5 17.0 970 86.0 .0.78 2.0 6.5 2.0
YEJ160L-6 11 24.6 970 87.0 0.78 2.0 6.5 2.0
YEJ180L-6 15 31.4 970 89.5 0.81 1.8 6.5 2.0
YEJ200L1-6 18.5 37.7 980 89.8 0.83 1.8 6.5 2.0
YEJ200L2-6 22 44.6 980 90.2 0.86 1.8 6.5 2.0
YEJ225M-6 30 59.3 980 90.2 0.85 1.7 6.5 2.0
Synchronous speed750r/min
YEJ132S-8 2.2 5.8 710 80.5 0.71 2.0 5.5 2.0
YEJ132M-8 3 7.7 710 82.0 0.72 2.0 5.5 2.0
YEJ160M1-8 4 9.9 720 84.0 0.73 2.0 6.0 2.0
YEJ160M2-8 5.5 13.3 720 85.0 0.74 2.0 6.0 2.0
YEJ160L-8 7.5 17.7 720 86.0 0.75 2.0 5.5 2.0
YEJ180L-8 11 24.8 730 87.5 0.77 1.7 6.0 2.0
YEJ200L-8 15 34.1 730 88.0 0.76 1.8 6.0 2.0
YEJ225S-8 18.5 41.3 735 89.5 0.76 1.7 6.0 2.0
YEJ225M-8 22 47.6 735 90.0 0.78 1.8 6.0 2.0

Brake Technical Parameters

Frame  Armature maximum stroke (air gap) No-load braking time Brake torque Excitation voltage Brake excitation rate
YEJ80 1.0 0.20 7.5 99 50
YEJ90 1.0 0.20 1.5 99 60
YEJ100 1.0 0.20 30 99 80
YEJ112 1.0 0.25 40 170 110
YEJ132 1.2 0.25 75 170 130
YEJ160 1.2 0.35 150 170 150
YEJ180 1.2 0.35 200 170 150
YEJ200 1.5 0.45 300 170 200
YEJ225 1.5 0.45 450 170 200

OVERALL INSTALLATION DIMENSION:

Installation Structure Type

Common installation structure type, and the applicable frame size is shown in the table below 
 

Frame    Installation dimensions                             Dimensions
B3 B5 B35 V1 V3 V5 V6 B6 B7 B8 V15 V36 B14 B34 V18
63~112
132~160
180~280 10
315~355 10

Note: “√” indicates the type of structure that can be manufactured

Shape and installation dimensions

Frame number Poles                                     Installation dimensions       Dimensions
A B C D E F G H K M N P S T AB AC AD HD HF L
80 2.4 125 100 50 19 40 6 15.5 80 10 165 130 200 12 3.5 165 175 150 175 185 390
90S 2.4.6 140 100 56 24 50 8 20 90 10 165 130 200 12 3.5 180 195 160 195 195 420
90L 2.4.6.8 140 125 56 24 50 8 20 90 10 165 130 200 12 3.5 180 195 160 195 195 445
100L 2.4.6.8 160 140 63 28 60 8 24 100 12 215 180 250 15 4 205 215 180 245 245 480
112M 2.4.6.8 190 140 70 28 60 8 24 112 12 215 180 250 15 4 245 240 190 265 265 510
132S 2.4.6.8 216 140 89 38 80 10 33 132 12 265 230 300 15 4 280 275 210 315 315 585
132M 2.4.6.8 216 178 89 38 80 10 33 132 12 265 230 300 15 4 280 275 210 315 315 625
160M 2.4.6.8 254 210 108 42 110 12 37 160 15 300 250 350 19 5 330 335 265 385 385 720
160L 2.4.6.8 254 254 108 42 110 12 37 160 15 300 250 350 19 5 330 335 265 385 385 765
180M 2.4.6.8 279 241 121 48 110 14 42.5 180 15 300 250 350 19 5 355 380 285 400 490 825
180L 2.4.6.8 279 279 121 48 110 14 42.5 180 15

300

250 350 19 5 355 380 285 400 430 875
200L 2.4.6.8 318 305 133 55 110 16 49 200 19 350 300 400 19 5 395 420 315 475 480 900
225S 2.4.6.8 356 286 149 60 140 18 53 225 19 400 350 450 19 5 430 475 345 530 535 1000
225M 2 356 311 149 55 110 16 49 225 19 400 350 450 19 4 430 475 345 530 535 1000
4.6.8 60 140 18 53 1030

 

 

 

 

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Application: Industrial, Universal, Household Appliances, Power Tools
Operating Speed: Low Speed
Number of Stator: Three-Phase
Species: Yej Series, Three Phase
Rotor Structure: Squirrel-Cage
Casing Protection: Protection Type
Samples:
US$ 50/Piece
1 Piece(Min.Order)

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Customization:
Available

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brake motor

How do brake motors handle variations in brake torque and response time?

Brake motors are designed to handle variations in brake torque and response time to ensure reliable and efficient braking performance. These variations can arise due to different operating conditions, load characteristics, or specific application requirements. Here’s a detailed explanation of how brake motors handle variations in brake torque and response time:

  • Brake Design and Construction: The design and construction of brake systems in brake motors play a crucial role in handling variations in brake torque and response time. Brake systems typically consist of brake pads or shoes that press against a brake disc or drum to generate frictional forces and provide braking action. The materials used for the brake components, such as brake linings, can be selected or designed to offer a wide range of torque capacities and response characteristics. By choosing the appropriate materials and optimizing the brake system design, brake motors can accommodate variations in torque requirements and response times.
  • Brake Control Mechanisms: Brake motors employ different control mechanisms to manage brake torque and response time. These mechanisms can be mechanical, electrical, or a combination of both. Mechanical control mechanisms often utilize springs or levers to apply and release the brake, while electrical control mechanisms rely on electromagnets or solenoids to engage or disengage the brake. The control mechanisms can be adjusted or configured to modulate the brake torque and response time based on the specific needs of the application.
  • Brake Torque Adjustments: Brake motors may offer provisions for adjusting the brake torque to accommodate variations in load requirements. This can be achieved through the selection of different brake linings or by adjusting the spring tension or magnetic force within the brake system. By modifying the brake torque, brake motors can provide the necessary braking force to meet the demands of different operating conditions or load characteristics.
  • Response Time Optimization: Brake motors can be engineered to optimize the response time of the braking system. The response time refers to the time it takes for the brake to engage or disengage once the control signal is applied. Several factors can influence the response time, including the design of the control mechanism, the characteristics of the brake linings, and the braking system’s overall dynamics. By fine-tuning these factors, brake motors can achieve faster or slower response times as required by the application, ensuring effective and timely braking action.
  • Electronic Control Systems: In modern brake motors, electronic control systems are often employed to enhance the flexibility and precision of brake torque and response time adjustments. These systems utilize sensors, feedback mechanisms, and advanced control algorithms to monitor and regulate the brake performance. Electronic control allows for real-time adjustments and precise control of the brake torque and response time, making brake motors more adaptable to variations in operating conditions and load requirements.

By combining appropriate brake design and construction, control mechanisms, torque adjustments, response time optimization, and electronic control systems, brake motors can effectively handle variations in brake torque and response time. This enables them to provide reliable and efficient braking performance across a wide range of operating conditions, load characteristics, and application requirements.

brake motor

How do brake motors contribute to the efficiency of conveyor systems and material handling?

Brake motors play a crucial role in enhancing the efficiency of conveyor systems and material handling operations. They provide several advantages that improve the overall performance and productivity of these systems. Here’s a detailed explanation of how brake motors contribute to the efficiency of conveyor systems and material handling:

  • Precise Control: Brake motors offer precise control over the movement of conveyor systems. The braking mechanism allows for quick and accurate stopping, starting, and positioning of the conveyor belt or other material handling components. This precise control ensures efficient operation, minimizing the time and effort required to handle materials and reducing the risk of damage or accidents.
  • Speed Regulation: Brake motors can regulate the speed of conveyor systems, allowing operators to adjust the conveying speed according to the specific requirements of the materials being handled. This speed control capability enables efficient material flow, optimizing production processes and preventing bottlenecks or congestion. It also contributes to better synchronization with upstream or downstream processes, improving overall system efficiency.
  • Load Handling: Brake motors are designed to handle varying loads encountered in material handling applications. They provide the necessary power and torque to move heavy loads along the conveyor system smoothly and efficiently. The braking mechanism ensures safe and controlled stopping even with substantial loads, preventing excessive wear or damage to the system and facilitating efficient material transfer.
  • Energy Efficiency: Brake motors are engineered for energy efficiency, contributing to cost savings and sustainability in material handling operations. They are designed to minimize energy consumption during operation by optimizing motor efficiency, reducing heat losses, and utilizing regenerative braking techniques. Energy-efficient brake motors help lower electricity consumption, resulting in reduced operating costs and a smaller environmental footprint.
  • Safety Enhancements: Brake motors incorporate safety features that enhance the efficiency of conveyor systems and material handling by safeguarding personnel and equipment. They are equipped with braking systems that provide reliable stopping power, preventing unintended motion or runaway loads. Emergency stop functionality adds an extra layer of safety, allowing immediate halting of the system in case of emergencies or hazards, thereby minimizing the potential for accidents and improving overall operational efficiency.
  • Reliability and Durability: Brake motors are constructed to withstand the demanding conditions of material handling environments. They are designed with robust components and built-in protection features to ensure reliable operation even in harsh or challenging conditions. The durability of brake motors reduces downtime due to motor failures or maintenance issues, resulting in improved system efficiency and increased productivity.
  • Integration and Automation: Brake motors can be seamlessly integrated into automated material handling systems, enabling efficient and streamlined operations. They can be synchronized with control systems and sensors to optimize material flow, automate processes, and enable efficient sorting, routing, or accumulation of items. This integration and automation capability enhances system efficiency, reduces manual intervention, and enables real-time monitoring and control of the material handling process.
  • Maintenance and Serviceability: Brake motors are designed for ease of maintenance and serviceability, which contributes to the overall efficiency of conveyor systems and material handling operations. They often feature modular designs that allow quick and easy replacement of components, minimizing downtime during maintenance or repairs. Accessible lubrication points, inspection ports, and diagnostic features simplify routine maintenance tasks, ensuring that the motors remain in optimal working condition and maximizing system uptime.

By providing precise control, speed regulation, reliable load handling, energy efficiency, safety enhancements, durability, integration with automation systems, and ease of maintenance, brake motors significantly contribute to the efficiency of conveyor systems and material handling operations. Their performance and features optimize material flow, reduce downtime, enhance safety, lower operating costs, and improve overall productivity in a wide range of industries and applications.

brake motor

What is a brake motor and how does it operate?

A brake motor is a type of electric motor that incorporates a mechanical braking system. It is designed to provide both motor power and braking functionality in a single unit. The brake motor is commonly used in applications where rapid and precise stopping or holding of loads is required. Here’s a detailed explanation of what a brake motor is and how it operates:

A brake motor consists of two main components: the electric motor itself and a braking mechanism. The electric motor converts electrical energy into mechanical energy to drive a load. The braking mechanism, usually located at the non-drive end of the motor, provides the necessary braking force to stop or hold the load when the motor is turned off or power is cut off.

The braking mechanism in a brake motor typically employs one of the following types of brakes:

  1. Electromagnetic Brake: An electromagnetic brake is the most common type used in brake motors. It consists of an electromagnetic coil and a brake shoe or armature. When the motor is powered, the electromagnetic coil is energized, creating a magnetic field that attracts the brake shoe or armature. This releases the brake and allows the motor to rotate and drive the load. When the power is cut off or the motor is turned off, the electromagnetic coil is de-energized, and the brake shoe or armature is pressed against a stationary surface, creating friction and stopping the motor’s rotation.
  2. Mechanical Brake: Some brake motors use mechanical brakes, such as disc brakes or drum brakes. These brakes employ friction surfaces, such as brake pads or brake shoes, which are pressed against a rotating disc or drum attached to the motor shaft. When the motor is powered, the brake is disengaged, allowing the motor to rotate. When the power is cut off or the motor is turned off, a mechanical mechanism, such as a spring or a cam, engages the brake, creating friction and stopping the motor’s rotation.

The operation of a brake motor involves the following steps:

  1. Motor Operation: When power is supplied to the brake motor, the electric motor converts electrical energy into mechanical energy, which is used to drive the load. The brake is disengaged, allowing the motor shaft to rotate freely.
  2. Stopping or Holding: When the power is cut off or the motor is turned off, the braking mechanism is engaged. In the case of an electromagnetic brake, the electromagnetic coil is de-energized, and the brake shoe or armature is pressed against a stationary surface, creating friction and stopping the motor’s rotation. In the case of a mechanical brake, a mechanical mechanism engages the brake pads or shoes against a rotating disc or drum, creating friction and stopping the motor’s rotation.
  3. Release and Restart: To restart the motor, power is supplied again, and the braking mechanism is disengaged. In the case of an electromagnetic brake, the electromagnetic coil is energized, releasing the brake shoe or armature. In the case of a mechanical brake, the mechanical mechanism disengages the brake pads or shoes from the rotating disc or drum.

Brake motors are commonly used in applications that require precise stopping or holding of loads, such as cranes, hoists, conveyors, machine tools, and elevators. The incorporation of a braking system within the motor eliminates the need for external braking devices or additional components, simplifying the design and installation process. Brake motors enhance safety, efficiency, and control in industrial applications by providing reliable and rapid braking capabilities.

China Custom Yej Magnetic Brake Three Phase AC Induction Motor   vacuum pump design		China Custom Yej Magnetic Brake Three Phase AC Induction Motor   vacuum pump design
editor by CX 2024-04-25