IMPORTANT SAFETY INSTRUCTIONS
SAVE THESE INSTRUCTIONS
This manual contains important instructions that should be followed during the installation and maintenance of the Liebert STS2.
! WARNING
The unit is supplied by more than one power source. The unit contains hazardous voltages if any of the input sources are ON, even when the unit is in bypass. To isolate the unit, turn OFF and lock out ALL input power sources.
Verify that all input power sources are
Lethal voltages exist inside the unit during normal operation. Only qualified service personnel should perform maintenance on the static switch.
NOTE
Read the entire manual before installing or operating the system. Adhere to all operating instructions and warnings on the unit and in this manual.
Emerson Network Power neither recommends nor knowingly sells this product for use with life support or other
The Liebert STS2 is suitable for indoor use only. Protect the unit from excessive moisture and install the unit in an area free from flammable liquids, gases, or corrosive substances.
The unit is designed to operate from solidly grounded AC power sources only. Provide input
Before unit is placed into service for the first time, after equipment relocation, or after the unit has been
! CAUTION
This unit complies with the limits for a Class A digital device, pursuant to Part 15 Subpart J of the FCC rules. These limits provide reasonable protection against harmful interference in a commercial environment. This unit generates, uses and radiates radio frequency energy and, if not installed and used in accordance with this instruction manual, may cause harmful interference to radio communications. Operation of this unit in a residential area may cause harmful interference that the user must correct at his own expense.
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