NXRi-6KL, NXRi-10KL USER MANUAL
UNINTERRUPTIBLE POWER SUPPLY (UPS)
Xtreme Power Conversion® (XPC) Corporation (Rev 2/7/13)
Page 36
3.
After the UPS shuts down, turn off the battery breaker and remove the parallel cable and
share current cable. You can now remove the UPS from the parallel system.
Method #2
1.
If the bypass in abnormal, you cannot remove the UPS without interruption. You must
power down the load and shut down the UPS.
2.
Enable the Bypass setting in each UPS and then power off the running UPS. All UPS units in
the parallel system will transfer to Bypass mode. Remove all maintenance bypass covers and
sent the maintenance switches from “UPS” to “BPS”. Turn off the input breakers and battery
breakers.
3.
Remove the desired UPS.
4.
Turn on the input breaker of the remaining UPS and the system will transfer to Bypass
mode.
5.
Set the maintenance switches from “BPS” to “UPS” and re-install the maintenance bypass
covers. Turn on the remaining UPS and finish the parallel system connections.
Warning: (Parallel System Only)
Before turning on the parallel system to activate the inverter, make sure that all UPS
Maintenance switches are in the same position.
When parallel system is turned on to operate through the inverter, please do not operate
the Maintenance switch of any UPS.