Usb Port Communication; Configuration Program; Table 6 Output Voltage Option, All Models - Emerson Liebert GXT3 User Manual

5.2

USB Port Communication

The standard B-type USB port is used to connect the UPS and network server or other computer
system using Liebert MultiLink. The configuration program can be completed through the
communication port.
5.2.1

Configuration Program

Accessing the Configuration Program via USB is a new feature of the Liebert
users, the factory default settings will be adequate. This section illustrates the features available for
modification, as well as the factory default setting.
The USB configuration program allows these features of the Liebert GXT3 to be changed:
• Enable/Disable Auto-Restart
• Select frequency converter operation with a fixed output frequency of 50Hz or 60Hz, bypass dis-
abled
• Set the Low Battery Warning alarm time from 2 to 30 minutes
• Enable/Disable the Auto-Battery test
• Enable/Disable Auto-Restart after removing Remote shutdown
• Set the wiring mode of Remote shutdown
• Set the Auto-Enable output
• Set the Auto-Battery test to 7, 14, 21 or 28 days
• Select the number of external battery cabinets connected to the UPS to adjust the remaining run
time calculated by Liebert software products
• Select one of multiple output voltages to match various voltages (see Table 6).
Table 6 Output voltage option, all models
Factory Default Setting
230VAC
NOTICE
The output voltage settings cannot be changed while the UPS is On and powering connected
loads.
NOTE
Programming the output voltage of a 230V model of the Liebert GXT3 to 220V automatically
derates the UPS to 96% of both the VA and Watt ratings (refer to 9.0 - Specifications for VA
and Watt ratings).
NOTE
• This program is compatible with UPS models beginning with 'GXT3,' as in
'GXT3-3000RT230.' It is not compatible with earlier versions of the Liebert GXT UPS.
• A computer running Windows 2000
configuration program.
Output Voltage Option
220VAC, 230VAC and 240VAC
® ®
, XP or Vista
23
®
GXT3
®
is required to set up and run the
Communication
™
. For most