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Specifying standby power systems used to be a mainly technical process that evaluated electrical loads and federal, state, and local electrical codes for maintaining essential life-safety systems. These codes insured that, in the event of a utility outage, there would be enough power to provide minimal lighting, operate elevators in high-rise buildings, and keep alarm systems activated while employees or customers safely exited the building. The solution then was a generator set that met these minimum requirements. But more and more, sizing and specifying standby power systems is becoming a business decision, driven by economic risk assessment and a continually growing ...