If it wasn't obvious before the 2003 Northeast blackout that high security requires highly reliable, uninterruptible electric power, it's certainly clear now. Fortunately, in the name of homeland security, there has been an unprecedented push to develop security measures that ensure operational continuity and protect the nation's critical infrastructures from natural and human-induced hazards. To meet the challenges presented both by cyber and physical threats, government and businesses are demanding more sophisticated technologies that will protect the critical nodes upon which these infrastructures depend. But as these new security and supervisory control and data acquisition (SCADA) technologies grow in effectiveness, so does their dependency upon a stream of reliable, uninterruptible electric power—critical power.
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