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Liebert GXT RT+
Quick Installation Guide
2
SL-28302_REVA_12-20
connect one end of the external
battery cable to the second
connector on the battery
cabinet, then connect the other
end to the next battery cabinet.
• Verify that the EBC breaker is in
the “On” position.
2. Connecting AC Input
The UPS contains an attached input
cord with NEMA plug. Perform all wiring
in accordance to all local and national
electrical codes.
The UPS is equipped with output
receptacles. Connect the
equipment to be protected to the
output receptacles.
NOTE:
Allow the batteries to
charge at-least 5 hours before first
start-up to ensure adequate
back-up time. The batteries charge
when the UPS is connected to AC input
regardless of the off/on status of the
UPS.
2. Choosing a location
Install the UPS in a temperature
controlled environment that is free
of corrosive and conductive
contaminants. Avoid locations near
heat or water sources and exposed
to direct sunlight.
For proper ventilation, leave 100
mm clearance on all sides of the UPS.
The input outlet should be nearby and
easily accessible.
3. Installing the UPS
The UPS and optional External
Battery Cabinets may be installed
in either a tower or rack
configuration.
• For tower installation, assemble
and attach the tower support
stands and spacers.
• For rack installation:
1. Attach the handles to the UPS.
2. Install the rail kit in the rack.
NOTE:
Align shelf of rack kit with
rack U number for proper
alignment.
3. Install the UPS in the rack.
4. Secure the handles to the rack.
After UPS installation, install internal
batteries shipped in separate box.
Connections
1. Connecting External Battery
Cabinet (Optional)
External Battery Cabinets (EBC)
provide longer battery run-time for
connected devices. Refer to GXT
RT+ User Guide to select the
appropriate model and quantity for
your GXT RT+ model and
applications.
• Verify that the EBC breaker is in
the “Off” position.
• Connect one end of the
supplied EBC cable to the UPS
and one end to the battery
cabinet. If connecting more
than one external battery,
Powering the UPS
NOTE:
Do not start the UPS until the
installation is finished, the system is
commissioned by an authorized
engineer, and the external input circuit
breakers are closed.
1. Make sure the breaker supplying
power to the UPS is closed, and close
the input breaker on the rear of the UPS.
2. If necessary, use the LCD display to
make any required settings. (Refer to the
User Guide for configuration set up.)
3. Close all output breakers on the rear
of the UPS (or in an external panel
board, if used).
4. If external battery cabinets are
included, close the breakers on the rear
of each cabinet.
5. Power-on the UPS using the Operation
and Display Panel by pressing and
holding the power button.
NOTE:
During operation, the UPS may
sound an alarm as the output
receptacles are powered. You may
press the power/mute button for 5
seconds to silence the audible alarm..
Operation and Display Panel
WIRING
Model
Recommended External Breaker
GXTRT-1000LVRT2UXL
15 A
GXTRT-1500LVRT2UXL
15 A
GXTRT-2000LVRT2UXL
20 A
GXTRT-3000LVRT2UXL
30 A
