Voltage Measurement, Under-Voltage Protection, Short Circuit Protection, Over-Voltage Protection, Over-Current Protection, Current Measurement, Automatic Recovery
An AC voltage regulator (also known as an AC Automatic Voltage Regulator or AVR) is a device that automatically maintains a stable, constant alternating current (AC) output voltage. It protects sensitive electrical equipment from input power fluctuations, such as sags, surges, and spikes.