What is Braking Resistor?

Definition

A power resistor used to dissipate excess energy generated when a motor decelerates or stops. Braking resistors prevent DC bus overvoltage faults in variable frequency drives during rapid stopping.

Related Terms

Dynamic Braking

A method of slowing a motor by converting its kinetic energy into heat through a...

Regenerative Braking

A braking method where the motor acts as a generator, converting kinetic energy ...

DC Bus

The internal DC power rail within a drive where rectified AC power is stored bef...

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