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3.4 Single UPS Operation
1. Turn on the UPS with utility power (in AC mode)
• After power mains is connected correctly, set the breaker of the battery
pack to "ON" position (this step only necessary for long-run model). Then
set the line input breaker to "ON" position. At the same time the fan will
start running and the UPS will start initialization. In just a few seconds, the
UPS will supply power to the loads via the Bypass mode.
NOTE!
When UPS is in Bypass mode, the output voltage will be directed from mains
after you switch on the input breaker. In Bypass mode, the load is not protected
by the UPS. To protect your precious devices, you should turn on the UPS. Refer
to next step.
• Touch "CONTROL" and select the "icon". It will show "On UPS?" in
screen and select "Yes". Refer to On/Off UPS screen.
• In just a few seconds, the UPS will enter into AC mode. If the mains
is abnormal, the UPS will operate in Battery mode without interruption.
NOTE!
When the UPS runs out battery, it will shut down automatically in Battery
mode. When the mains is normalized, the UPS will auto restart in AC mode.
2. Turn on the UPS without utility power supply (in Battery mode)
• Make sure that the two strings of batteries are connected correctly in
order of "+,GND,-" terminals and the breaker of the battery pack is at "ON"
position.
• Press the "
POWER" button to set up the power supply for the UPS.
UPS will enter to power on mode. After initialization, UPS will enter to
"No Output mode".
• In just a few seconds, the UPS will be turned on and enter into Battery
mode.
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