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3 Operation
Vertiv™ | Liebert® PSI5 120V Input / 120V Output & 208V lnput / 208V Output Installer/User Guide
Table 3-6 Setting Numbers and Options
SETTING NUMBER
SETTING OPTIONS
01
Nominal voltage setting. Set the nominal system voltage to match the input voltage of the UPS. This setting
affects the buck/boost/on-battery transfer points and sets the output voltage in Battery mode.
For 120 VAC models:
• 100 = 100VAC
• 110 = 110VAC
•
115 = 115VAC
•
120 = 120VAC (default)
•
125 = 125VAC
For 208 VAC models
•
200 = 200VAC
•
208 = 208VAC (default)
•
240 = 240VAC
02
Enable/Disable programmable outlets.
• ENA = Enable, programmable outlets are powered when running on battery per the time assigned in
setting 3.
• DIS = Disable (default), programmable outlets are powered when running on battery until battery
end of discharge.
03
Programmable outlets time limit with setting 2 enabled. Set a maximum time the programmable outlets are
powered when running on battery. Setting a shorter time limit for programmable outlets extends the time
the non-programmable outlets are powered when running on battery
• O to 999 minutes (999 is defauIt)
04
Enable/Disable site fault detection.
• ENA = Enable (default)
• DIS = Disable
05
Enable/Disable neutral grounding in battery mode
• ENA = Enable (default)
• DIS = Disable
06
Battery backup time limit. Sets a maximum time to provide output when running on battery.
•
O to 999 = minutes, selecting 0 (zero) sets a limit of 10 seconds.
• DIS = Disable Backup time depends on battery capacity (default)
07
Set the number of connected external battery cabinets. (available only on VRLA 2U models)
• O to 6 (0 is default)
NOTE: For the Liebert PSI5-1100/2200/3000/5000: When using two or more external battery cabinets
(EBCs) the UPS load rating will be decreased by 20%. The % load graph on the LCD automatically
adjusts to reflect this derating.
08
(11 on TAA models)
Set the Energency Power Off (EPO) logic function.
• AO = Active Open (default)
Activates Emergency Power Off when EPO connector pins are not jumpered (open).
• AC =Active Close
Activates Emergency Power Off when EPO connector pins are jumpered (closed).