31
UDD-SD-112/
Release Date: 25.12.2014/Rev No: 1 /Rev.
Date
: 18.05.2015
Press and hold the inquiring key
for more than 2 seconds, LCD begins to display the items
circularly and orderly which transfer to another every 2 seconds. Press and hold the key for
some time again within 30s, it will return to output status.
5 WORKING MODE INTRODUCTION
5.1 Bypass Mode
LED indications on front panel in bypass mode are as following:
Bypass yellow LED is on, the buzzer beeps once every 2 minutes. The warning red LED is on
when beeping, what LCD displays depending on the exact load and battery capacity.
Turn to bypass mode under the following two conditions:
1.
Turn off the UPS line mode while start the bypass output.
2.
Overload in line mode.
NOTE
When UPS is working in bypass mode, it has no back up function.
5.2 Line Mode
LED indications on front panel in line mode or CUCF mode are as following: The inverter green
LED is on.
When input AC mains correspond to the working conditions, UPS will work in line mode.
5.3 Battery Mode
LED indications on front panel in battery mode are as following: both the inverter green LED and
battery yellow LED is on, the buzzer beeps once every 4 seconds. The warning red LED will be
on while beeping.
