15
Fig 3-1: The utility power mode
B. If output overloaded, the load level LEDs will be turned on and alarm will keep twice every second. You
should get rid of some unnecessary loads one by one to decrease the loads connected to the UPS less than
90% of its nominal power capacity.
Note: please follow the following steps to connect the generator;
l
Activate the generator and wait until the operation is stable before supplying power of the generator to
the UPS (be sure that the UPS is in idle mode). Then turn on the UPS according to the start-up
procedure. After the UPS is turned on, then the loads can be connected to the UPS one by one.
l
The power capacity of the AC generator should be at least twice of the UPS capacity.
3.2.2 Battery mode
The display panel in battery mode is shown in the following diagram Fig 3-2. The battery LED and the INV
LED are turned on. The displayed number of the battery level LEDs will be turned on in accordance with the
battery capacity. Note that the load level LEDs in utility power mode will indicate the level of the battery
capacity in battery mode instead.
A. When the UPS is running in battery mode, the buzzer beeps once every 4 again, the buzzer will stop
beeping (in silence mode). Press the
“
ON
”
button once again for more than 1 second to resume the
alarm function.
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