EN / 21
Fault
Mode
When the UPS has fault. The
WARNING
red LED is on and the buzzer
beeps. The UPS will turn to fault mode. The UPS cuts off the output
and the LCD display fault codes. At the moment, you can press the
mute key to make the buzzer stop beeping temporarily to wait for
maintenance. You can also press the OFF key to shut down the UPS
when confi rm that there is no serious fault.
NOTE
: As for corresponding information of the fault code, please
refer to Table 24 Fault Code.
Standby
Mode
When UPS is plugged into line and not turn on , the UPS will work in
standby mode to charge the battery. No indicator displays on this
mode.
UPS Turn on and Turn off
START UP OPERATION
Turn on the UPS in line mode
1. Once mains power is plugged in, the UPS will charge the battery, at the moment, the LCD shows that the output
voltage is 0, which means the UPS has no output. If it is expected to have the output of bypass, you can set the
bps “ON” by LCD setting menu.
2. Press and hold the ON key for more than half a second to start the UPS, then it will start the inverter.
3. Once started, the UPS will perform a self-test function, LED will light and go out circularly and orderly. When the
self-test fi nishes, it will come to line mode, the corresponding LED lights, the UPS is working in line mode.
Turn on the UPS by DC without mains power
1. When mains power is disconnected, press and hold the ON key for more than half a second to start UPS.
2. The operation of the UPS in the process of start is almost the same as that when mains power is in. After
fi nishing the self-test, the corresponding LED lights and the UPS is working in battery mode.
TURN OFF OPERATION
Turn off the UPS in line mode
1. Press and hold the OFF key for more than half a second to turn off the UPS and inverter.
2. After the UPS shutdown, the LEDs go out and there is no output. If output is needed, you can set bps “ON” on the
LCD setting menu.
Turn off the UPS by DC without mains power
1. Press and hold the OFF key for more than half a second to turn off the UPS.
2.
When turning off the UPS, it will do self-testing fi rstly. The LEDs light and go out circularly and orderly until there is
no display on the cover.
UPS self-test/mute test operation
1. When the UPS is in line mode, press and hold the self-test/mute key for more than 1 second, the LEDs light and
go out circularly and orderly. The UPS comes to self-test mode and tests its status. It will exit automatically after
fi nishing testing, and the LED indication will go back to previous status.
2. When the UPS is in battery mode, press and hold the self-test/mute key for more than 1 second, the buzzer stops
beeping. If you press and hold the self-test/mute key for one more second, it will restart to beep again.
Summary of Contents for 1.5KVAH-RT
Page 77: ...PL 77...
