7-20
Ultron DPS Series
1) If the remaining parallel UPSs’ total capacity exceeds the total critical loads,
the inverter of the UPS that you turned off will automatically shut down, and the
critical loads will be shared equally by the remaining parallel UPSs.
The status of LCD and LEDs for the UPS that you turned off:
BYPA.
MAIN
2010 - 06 - 01
11 : 59 : 59
UNIT : #1.1
LOAD NOT POWERED
Fault
The status of LCD and LEDs for the remaining parallel UPSs:
BYPA.
MAIN
2010 - 06 - 01
11 : 59 : 59
UNIT : #1.1
LOAD PROTECTED
ON LINE
Fault
2) If the total critical loads exceed the remaining parallel UPSs’ total capacity,
all of the parallel UPSs’ inverters will shut down, inverter static switches will
automatically turn off, and all parallel UPSs will transfer to bypass mode. The
total critical loads will be shared equally by all parallel UPSs, and the status of
LCD and LEDs for each of the parallel UPSs is as follows.
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