Power irregularities
¡ Commonplace
¡ Organizations with inadequately conditioned power
are susceptible
¡ Controls can be applied to manage power quality
¡ Fluctuations (short or prolonged)
¡ Excesses (spikes or surges) – voltage increase
¡ Shortages (sags or brownouts) – low voltage
¡ Losses (faults or blackouts) – loss of power