Chapter 4 Operator Control And Display Panel 31
Liebert APM 90 Integrated Modular UPS User Manual
Menu
Item
Explanation
L-N voltage (V)
Phase voltage
L-N current (A)
Phase current
Frequency (Hz)
Output frequency
L-L voltage (V)
Line voltage
Output
Power factor
Power factor
Sout (kVA)
Sout: apparent power
Pout (kW)
Pout: active power
Qout (kVAR)
Qout: reactive power
Load level (%)
The percentage of the UPS rating load
Load
Crest factor
Output current crest factor
Sout (kVA)
Sout: apparent power
Pout (kW)
Pout: active power
System
Qout (kVAR)
Qout: reactive power
Battery voltage (V)
Battery bus voltage
Battery current (A)
Battery bus current
Battery temperature (
°
C) Battery
temperature
Battery remain time (min)
Battery run time remaining
Battery capacity (%)
The percentage of the capacity of the new battery
Battery boost charging
Battery is boost charging
Battery float charging
Battery is float charging
Battery
Battery is not connected
Battery is not connected
I (A)
In (A)
SPM Branch
Load (%)
Displays the current, rated current and current percentage of each
SPM output route (up to 54 routes). When '-' is displayed, it means the
corresponding output route is not connected or the measurement
point of this output route is defined as input measurement
Electric energy (kwh)
State
Displays the current, current harmonic percentage and switch status
of each SPM output route (up to 54 routes). When '-' is displayed, it
means the corresponding output route is not connected or the
measurement point of this output route is defined as input
measurement
SPM Meter
Current ripple coefficient
Optional. Set by commissioning engineer
Pout (kW)
Sout (kVA)
SPM Loads
Power factor
Displays the active power, apparent power and power factor of each
SPM output route (up to 54 routes). When '-' is displayed, it means the
corresponding output route is not connected
Event (active
alarm)
Displays the active alarms. For the list of the alarms that may be
displayed on the LCD on the UPS operator control and display panel,
refer to Table 4-9
Records (alarm
history)
Displays the alarm history. For the list of the alarms that may be
displayed on the LCD on the UPS operator control and display panel,
refer to Table 4-9
Language
(language option)
Provides two optional LCD languages
Display contrast
Adjusts the LCD contrast
Date format set
Three formats selectable: MM/DD/YYYY, DD/MM/YYYY, YYYY/MM/DD
Date & time
Sets the date and time
Comm1 baud rate
Sets the communication baud rate of the RS232 port
Comm2 baud rate
For internal communication. Not settable
Comm3 baud rate
Sets the communication baud rate of the SIC card ports
Settings
Communication address
Applicable to RS485 communication