dynamic-braking-using-vfd

7 лет назад

This video explores the benefits of adding a DC braking resistor to a milling machine with a VFD. The creator explains how the resistor helps to quickly stop the machine, preventing an error message that occurs when the machine is running at high speeds. They also discuss the challenges of setting up a reverse function on the VFD and seek advice from viewers.

7 лет назад

This video demonstrates how to add a simple circuit to an induction motor to create a dynamic brake. By applying a direct current to the stator windings, the motor acts as a generator, inducing a current in the rotor that quickly brings it to a stop. The circuit uses a rectifier diode, resistor, and capacitor, and the values of these components can be adjusted based on the motor's power and operating voltage.