ALARM OFF
RED
No alarm condition
Alarm condition
LINE 1 GREEN
Mains rectifier available
Mains rectifier not available
LINE 2 GREEN
RED
OFF
Mains bypass available
Main bypass not ok or not available
UPS is turned off
BYPASS GREEN
Load on bypass (Bypass-or Eco-Mode)
Bypass not operating (switched-off)
Load on inverter
Inverter fault or load not transferable to inverter
Inverter not operating (switched-off)
GREEN
RED
Flashing RED
Flashing GREEN
Battery OK
Battery fault or battery is discharged
Battery in discharge and battery voltage critical
open
Battery in discharge and battery voltage good
6.3.2 Buttons
The buttons allow the user to operate the UPS to perform settings and adjustments, to start-up and
shutdown the UPS, to monitor on the LCD display the voltages, currents, frequencies and other values.
BUTTON FUNCTION
• By pressing both keys simultaneously it switches the UPS ON
• By pressing both keys simultaneously it switches the UPS OFF (shutdown)
Move upwards through the menu
• Move downwards through the menu
• decrease values
Cancel the audible alarm. If the alarm condition remains the LED will remain red
• Return to previous menu
• Confirms a chosen menu item
• Confirms a chosen value
Load is protected by UPS power. Load is supplied by
inverter(Normal Operation) and the batteries are connected
Load is not protected by UPS power. Load is supplied by
mains power (load on bypass) or it is supplied by the inverter
(normal operation) and the batteries are not o.k.
Load not supplied. UPS is switched off.
To start the UPS press the two ON/OFF buttons
The UPS/module is not supplying load anymore. The output
switch is open
LOAD DISCONNECTED
PARALLEL SWITCH OPEN
On the right hand side of the LCD there is a 3-digit indicator defining the UPS “Position” in the Multi-
UPS system.
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