INTRODUCTION AND SYSTEM DESCRIPTION

Congratulations on your choice of the Liebert PowerSure™ PST Unin- terruptible Power System (UPS). It provides filtered AC power to sen- sitive electronic equipment and other critical loads.

The PowerSure PST is an off-line UPS designed for desktop applica- tions. It provides perfect one-to-one power protection for electronic equipment such as PCs, point-of-sale displays, home office equipment and similar electronic gear. The PowerSure PST is available in two (2) sizes: 350 and 500VA at 120VAC.

PowerSure PST models are available for 120VAC and 230VAC supply 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.

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Liebert 350-500 VA user manual Introduction and System Description