Liebert Vertiv GXT5, Installer/User Manual, Page: 70 / 136

Operation and Display Panel 62
ECO frequency range (Option only available when Run mode is set to ECO.) Sets the amount that the
input frequency (Hz) may be above or below the selected frequency setting and remain in ECO mode.
• ± 1Hz
• ± 2Hz
• ± 3Hz (default)
ECO requalification time (Option only available when Run mode is set to ECO.) To ensure the stability
of the utility/mains power, this is the length of time that the UPS requires the input voltage and
frequency tolerances to be maintained before switching to ECO-mode.
• 1 min (default)
• 5 min
• 15 min
•
30 min
Battery Parameter Options
External battery Ah
Sets the amp-hour rating of the external battery. This should only be adjusted when using third-party
external batteries with External battery cabinets set to 0. It is calculated automatically when using
Vertiv EBCs using the setting of External battery cabinets.
• 0 - 300 Ah (default of 0)
External battery cabinets
Sets the number of attached external battery cabinets or allows the number of EBCs to be detected
automatically with Autodetect. Autodetect is used only for Vertiv EBCs. If more than 6 Vertiv EBCs
are connected, autodetect does not function and this must be set manually. For third-party external
batteries, set this option to 0 and use “External battery A h ” setting above.
• 0 - 10
• Autodetect (default)
Low battery time
Sounds an alarm when the selected amount of time remaining for the UPS to operate in Battery mode.
• 2 - 30 minutes (default of 2)
Battery periodic test
The UPS can periodically self-test the battery.
• Enable
•
Disable (default)