What is Direct Current?

Definition

Electric current that flows continuously in one direction, as supplied by batteries, rectifiers, and solar panels. Direct current powers the DC bus in drives and supplies control circuits, sensors, and logic-level electronics.

Related Terms

Alternating Current

Electric current that periodically reverses direction, typically at 50 Hz or 60 ...

DC Bus

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

Rectifier

A circuit that converts alternating current to direct current using diodes or th...

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