Njoy Ranger 30KT User Manual page 33

3.4.6. Test the batteries
• If you need to check the battery status when the UPS is running in AC
mode/CVCF mode, you could touch "CONTROL" and select "Battery Test".
Refer to "Battery Test" screen.
• Users also can set battery self-test through monitoring software.
3.4.7. Turn off the UPS with utility power supply in AC mode
• Touch "CONTROL" and select "Turn off UPS" icon to turn off the UPS.
Refer to "UPS on/off" screen.
NOTE!
If the UPS has been set to bypass output, it will bypass voltage from the utility
power to output terminal even though you have turned off the UPS (inverter).
After turning off the UPS, please be aware that the UPS is working at Bypass
mode and there is risk of power loss for connected devices.
• In Bypass mode, output voltage of the UPS is still present. In order to
cut off the output, switch off the line input breaker(for dual input unit, also
switch off the bypass line breaker). A few seconds later, there is no display
shown on the display panel and UPS is completely off.
• In Bypass mode, output voltage of the UPS is still present. In order to cut
off the output, switch off the line input breaker and switch off the bypass line
breaker. A few seconds later, there is no display shown on the display panel
and UPS is complete off.
3.4.8. Turn off the UPS without utility power supply in Battery mode
• Touch "CONTROL" and select "Turn off UPS" icon to turn off the UPS.
Refer to "UPS on/off" screen.
• Then UPS will cut off power to output terminals.
3.4.9. Mute the buzzer
• Touch "SETTING" and select "BASIC" item. There are two events available
to mute. Refer to "SETTING" screen.
• Some warning alarms can't be muted unless the error is fixed. Please refer
to section 3-3 for details.
3.4.10. Operation in warning status
• When Fault LED illuminates and the buzzer beeps once every second,
it means that there are problems for UPS operation. Users can read the
warning message(s) from "DATA LOG" menu. Please refer to the Section 3-2-
6 for details.
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