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7.2.4.2. Operating mode / Description of state.
Operating mode / state
UPS start-up
Description.
When the UPS is started, the display screen of this mode is displayed for a few seconds to initialise the CPU and system.
LCD display.
No output mode
Description.
The UPS is off and no output voltage is available, but it is charging the batteries.
LCD display.
AC mode
Description.
If the input voltage is within the range of the device, the UPS will supply stable AC sine-wave voltage to the load or loads, and charge the
batteries.
LCD display.
ECO mode
Description.
If the input voltage is within the regulation ranges and ECO mode is activated, the UPS supplies the output voltage from the bypass in ECO
mode (energy saving).
LCD display.
CF mode
Description.
When the input frequency is between 46 and 64 Hz, the UPS can be set to a constant output frequency of 50 or 60 Hz. The device will still
charge the batteries in this mode.
LCD display.
Battery mode
Description.
Description: When the input / frequency voltage is not within the predefined range of the device or there is an AC mains failure, the UPS
powers the loads from the batteries for a limited time due to their own capacity and activates the audible alarm modulated every 5 seconds.
LCD display.
Bypass mode
Description.
When the input voltage is within the range but the UPS is overloaded, the system will automatically transfer to bypass mode or the transfer
to this mode can be forced through the front panel. The audible alarm beeps every 10 seconds.
LCD display.
