UFC 4-021-01
18 DECEMBER 2002
UFASUniform Federal Accessibility Standards
UFCUnified Facilities Criteria
ULUnderwriters Laboratories, Inc.
UPSuninterruptible power supply
VACvolts, alternating current
WANwide area network
Terms
ContractorAn entity that executes work in accordance with a contract.
Giant VoiceA nickname for the wide-area outdoor siren and voice signaling system
often found on military bases. Sometimes this system is called the "Big Voice."
Mass Notification SystemA system that provides real-time information to all building
occupants or personnel in the immediate vicinity of the building during emergency
situations.
documents electrical and electronic systems using COTS components manufactured by
others. Qualified manufacturers can act as system integrators.
G-2
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