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1Liebert
®
GXT3
™
IMPORTANT SAFETY INSTRUCTIONS
SAVE THESE INSTRUCTIONS
This manual contains important safety instructions. Read all safety and operating instructions before
operating the uninterruptible power system (UPS). Adhere to all warnings on the unit and in this
manual. Follow all operating and user instructions. This equipment can be operated by individuals
without previous training.
This product is designed for commercial/industrial use only. It is not intended for use with life support
and other designated “critical” devices. Maximum load must not exceed that shown on the UPS rating
label. The UPS is designed for data processing equipment. If uncertain, consult your dealer or local
Emerson Network Power
®
representative.
This UPS is designed for use on a properly earthed (grounded), 220-240 VAC, 50Hz or 60Hz supply,
for installation by qualified personnel. A qualified electrician must review and approve customer
supplied wiring, circuit breakers, intended loads and verify correct input, output and earth
connections to ensure compliance with technical standards and local electrical codes of practice.
Installation instructions and warning notices only for use by qualified personnel are located after the
UPS operator instructions in this manual.
NOTICE
If this UPS is supplied from an “IT” electrical power system, the jumper on the rear panel
must be disconnected. See 8.8 - IT Power System Configuration for details. If connecting
to an “IT” system, the installer must provide a 2-pole upstream circuit breaker. Refer to all
local and national codes when installing the upstream breaker.
!
WARNING
The battery can present a risk of electrical shock and high short circuit current. The following
precautions should be observed before replacing the battery pack:
• Wear rubber gloves and boots
• Remove rings, watches and other metal objects.
• Use tools with insulated handles.
• Do not lay tools or other metal objects on the batteries.
• If the battery kit is damaged in any way or shows signs of leakage, contact your local
Emerson representative immediately.
• Do not dispose of batteries in a fire. The batteries may explode.
• Handle, transport and recycle batteries in accordance with local regulations.
!
WARNING
Although the Liebert GXT3 has been designed and manufactured to ensure personal safety,
improper use can result in electrical shock or fire. To ensure safety, observe the following
precautions:
• Turn Off and unplug the Liebert GXT3 before cleaning it.
• Clean the UPS with a dry cloth. Do not use liquid or aerosol cleaners.
• Never block or insert any objects into the ventilation holes or other openings of the UPS.
• Do not place the Liebert GXT3 power cord where it might be damaged.