Get Quote
730 people are quoting
X

dynamic braking unit

2 week ago
2 0
Product details

High Performance Braking Unit for AC Drive: Advanced Energy Management and Dynamic Control​

AC drives (Frequency inverter) are the backbone of modern industrial automation, enabling precise motor control in applications ranging from pumps and conveyors to compressors and elevators. However, rapid deceleration in AC motor systems can generate excess kinetic energy, risking equipment damage, energy waste, and grid instability. A ​high-performance braking unit for AC drive—including ​brake chopper, ​dynamic braking unit, and ​vfd brake chopper—addresses these challenges by safely dissipating regenerative energy, enhancing system reliability, and optimizing energy efficiency. This guide explores their technologies, applications, and transformative benefits in industrial, commercial, and renewable energy systems.

What is a Braking Unit for AC Drives?​​

A ​braking unit​ is an auxiliary system integrated into an AC drive to manage regenerative energy generated by the motor during deceleration. It prevents DC bus overvoltage by diverting excess energy through a braking resistor or transferring it back to the power grid. This process stabilizes the DC bus voltage, protects sensitive components (e.g., capacitors, semiconductors), and extends the lifespan of the AC drive and connected equipment.

How Does a Braking Unit Work?​​

  1. ​Energy Detection: During deceleration, the AC drive detects rising DC bus voltage caused by regenerative energy.
  2. ​Braking Activation: The braking unit connects the resistor to the DC bus via the semiconductor switch.
  3. ​Energy Dissipation: The resistor converts kinetic energy into heat, stabilizing DC bus voltage.
  4. ​Deactivation: Once voltage returns to safe levels, the braking unit disconnects the resistor.

Advantages of Using a Braking Unit​

    • ​Overvoltage Prevention: Protects AC drive components from damage caused by DC bus overvoltage.
    • ​Extended Equipment Lifespan: Reduces thermal stress on capacitors, semiconductors, and motors.
    • ​Cost Efficiency: Avoids expensive grid-tied regenerative systems in standalone applications.
    • ​Improved Reliability: Ensures stable operation in high-inertia or frequent-stop applications (e.g., cranes, elevators).
    • ​Versatility: Compatible with AC induction motors, synchronous motors, and servo systems.
dynamic braking unit
Contact Now

If you are interested in the product, contact 2bvideo.com for more information for more information

To:
SHENZHEN RSI TECHNOLOGY CO.,LTD
Message:
Submit
Disclaimer:

The information of 2bvideo.com limited shown above is provided by the user or collected on the network. Video 2B does not guarantee the authenticity,accuracy and legitimacy of 2bvideo.com limited information. Video 2B does not involve legal relationships and disputes between users arising from transactions other than secured transactions on this website. Disputes shall be settled by you through negotiation. If you are the person in charge or relevant employee of this enterprise, if you find that the enterprise information is incorrect or want to manage thiscompany, please contact us jacklee1558@gmail.com, after you claim the enterprise, you can obtain management permission, publish supplyand demand information, bring consulting orders, and remove page advertisements.

Audited supplier
2 month
Address: Shenzhen, China


Main Product: frequency inverter , soft starter, Servo Drive & Motor, emi line filter, AC Reactor, brake chopper

Disclaimer:
The information of 2bvideo.com limited shown above is provided by the user or collected on the network. Video 2B does not guarantee the authenticity,accuracy and legitimacy of 2bvideo.com limited information. Video 2B does not involve legal relationships and disputes between users arising from transactions other than secured transactions on this website. Disputes shall be settled by you through negotiation. If you are the person in charge or relevant employee of this enterprise, if you find that the enterprise information is incorrect or want to manage thiscompany, please contact us jacklee1558@gmail.com, after you claim the enterprise, you can obtain management permission, publish supplyand demand information, bring consulting orders, and remove page advertisements.
Content Us