Uninterruptible Power Supply
ELECTRICAL DEVICE THAT USES BATTERIES TO PREVENT A POWER FLOW INTERRUPTION
Uninterruptible Power Supply; UPS (uninterruptible power source); Uninterruptible power supply unit; UPS unit; Standby power system; Uninterrupted Power Supply; Internal ups; Some UPS manufacturers; Uninterruptible power supplies; Uninterruptable power supply; Uninterruptible power source; Battery backup; Battery-backup; Uninterrupted power supply; Back-ups; Back-up power; Continuous power supply; Electricity disruption; Alarm power supply; U.P.S. Systems; Voltage and frequency independent; Uninterruptable power supplies; Backup power supply; No-break
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hardware> (UPS) A battery powered
power supply unit that is
guaranteed to provide
power to a computer in the event of
interruptions in the incoming mains electrical
power.
Different rating UPSs will provide
power for different lengths
of time.
Modern UPSs connect to the computer's
serial port and
provide information such as battery time remaining, allowing
the computer to shut down
gracefully before complete loss of
power.
(1996-12-11)