NXRTi USER’S MANUAL
UNINTERRUPTIBLE POWER SUPPLY (UPS)
Xtreme Power Conversion Corporation (Rev 8/29/13)
Page 23
All such operations are to be performed exactly as instructed in this manual. The greatest care possible
must be taken for any of these operations, and any change thereof may prove very hazardous to the
operator.
Turning Off the UPS when connected to an AC source
•
Once utility power is plugged in, the UPS will charge the battery, at the moment, LCD shows that
the output voltage is 0, which means UPS has no output. If it is expected to have output of
bypass, you can set the bps “ON” by LCD setting menu.
•
Press and hold the ON/OFF key for more than half a second to start the UPS, then it will start the
inverter.
•
Once started, the UPS will perform a self-test function, LED will light and go out circularly and
orderly. When self-test finishes, it will come to line mode, the corresponding LED lights, UPS is
working in line mode.
Starting the UPS from a DC source (cold start)
•
When utility power is disconnected, press and hold the ON/OFF key for more than ½ second to
start UPS.
•
The operation of the UPS in cold start is almost the same as that when utility power is available.
After finishing the self-test, the corresponding LED lights and UPS are working in battery mode.
Turning Off the UPS when in Utility Mode
•
Press and hold the ON/OFF key for more than ½ second to turn off the UPS and inverter.
•
After the UPS shuts down, the LEDs go out and there is no output. If output is needed, you can
set bps “ON” by LCD setting menu.
Turning Off the UPS when in Battery Mode
•
Press and hold the ON/OFF key for more than ½ second to turn off the UPS.
•
When turning off the UPS, it will do a self-test first, then the LED light and LCD display will turn
off.
Self Test & Mute Test Operation
•
When the UPS is in on-line mode, Press and Hold the Self-Test / Mute Button for more than 1
second, the LED lights and go out in order. The UPS arrives then at its Self-Test Mode and tests
its status. The UPS will exit this mode automatically after finishing testing. LED resumes status.
•
When the UPS is in Battery Mode, Press and Hold the Self-Test / Mute Button for more than 1
second, the buzzer stops. Press and Hold the Self-Test / Mute Button for more than 1 second
and the UPS will restart buzzer again.
