Introduction & System Description - Liebert PowerSure PSA User Manual

I
NTRODUCTION
Congratulations on your choice of the Liebert PowerSure™ PSA Unin-
terruptible Power System (UPS). It provides filtered AC power to sen-
sitive electronic equipment and other critical loads.
The PowerSure PSA is a line-interactive UPS designed for an office
environment. It provides perfect power protection for PCs, point-of-
sale systems, network and similar electronic equipment. It offers a
configurable input voltage window allowing you to precisely match
your equipment's input power. Three communications options are
available: serial connection, contact closure and USB. The PowerSure
PSA is available in four (4) sizes: 350, 500, 650 and 1000VA at 120
VAC and 230 VAC.
PowerSure PSA models are available for 120 VAC and 230 VAC sup-
ply voltages and loads. Please verify that this model matches your AC
Utility and load voltage requirements.
NOTE
This device complies with part 15 of the FCC Rules.
Operation is subject to the following two conditions: (1) This
device may not cause harmful interference, and (2) this device
must accept any interference received, including interference
that may cause undesired operation.
This equipment uses, generates and can radiate radio
frequency energy and, if not installed and used in accordance
with the instructions, may cause harmful interference with
radio communications. However, there is no guarantee that
interference will not occur in a particular installation.
If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the
equipment off and on, the user is encouraged to try to correct
the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the UPS and the receiver.
• Connect the UPS into an outlet on a circuit different from
the one on which the receiver is connected.
& S D
YSTEM ESCRIPTION
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