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Using the Control Panel
9-10
Powerware
®
9390 UPS (40–80 kVA) Installation and Operation Manual S 164201535 Rev C
The Output Total System screen shows output voltage (phase-to-neutral), output current
(each phase), and frequency being supplied by the UPS, as well as the kVA, kW, and power
factor measurements for the total system. The displayed voltages and frequency are the
highest measured value of all units. The displayed currents, kVA, and kW are totals of all
units, and the PF is calculated from the total values for the kVA and kW.
V1
V2 V3
KVA KW
PF
I1 I2 I3
***
*** *** ***
******
***
***
***
FREQ
***
OUTPUT TOTAL SYSTEM
LEAD
UNITSYSTEM
Figure 9-12. Total System Output Meter Screen