Drives
What is Active Front End?
Definition
A regenerative input stage on a drive that uses IGBTs instead of diodes to control power flow bidirectionally. Active front ends reduce harmonics, improve power factor, and return braking energy to the mains supply.
Related Terms
Regenerative Drive
A drive with an active front end capable of returning braking energy to the main...
Harmonic Distortion
Unwanted frequency components in an electrical system caused by non-linear loads...
IGBT (Insulated Gate Bipolar Transistor)
A high-power semiconductor switch used in drives and inverters to convert DC bus...
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