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Power outages are categorized into three different phenomena, relating to the duration and effect of the outage: A transient fault is a momentary (a few seconds) loss of power typically caused by a temporary fault on a power line. Power is automatically restored once the fault is cleared. A brownout is a drop in voltage in an electrical power supply. The term brownout comes from the dimming experienced by lighting when the voltage sags. Brownouts can cause poor performance of equipment or even incorrect operation. A blackout refers to the total loss of power to an area and is the...

Improved AC Power Quality testing is aiding service technicians across multiple industries, saving time, money and extending equipment life! Powertronics - The Power Quality specialist, have been providing power quality and environmental monitors to technicians and engineers since 1981. "Our objective is to help customers to reduce the frequency and costs associated with equipment malfunctions due to power quality issues".