MegaFlex 1000 to 1600 UPS User Manual / REV-A
Ensure the LED 1 (Rectifier) is lit before carrying out this procedure (3).
It indicates that the DC-link 1 and DC-link 2 has reached 400Vdc (see screen
Connect the Battery to all Units by closing the “External
Battery Breaker” (Pos. I).
Before performing the next procedure (4) make sure that the LED 3 (Booster/Battery charger)
4. Insert the Inverter performing the “Inverter ON” command on first unit.
Perform the “Inverter ON” command from the screen:
Commands 1 / Inverter / ON.
• Soft-start of the Inverter indicated with blinking LED 2 (Inverter).
• At the end of Inverter Soft-start the LED 2 (Inverter) remains lit.
• In case of sufficient output power, the output will transfer to Inverter.
Synoptic diagram of first unit
Synoptic diagram of other units
Insert the Inverter performing the “Inverter ON” command on all other units.
Do not start the next Inverter until the sequence of the previous ends.
Perform the “Inverter ON” command from the screen:
Commands 1 / Inverter / ON.
• Soft-start of the Inverter indicated with blinking LED 2 (Inverter).
• At the end of Inverter Soft-start the LED 2 (Inverter) remains lit.
• As soon as the output power of the Inverters is sufficient to supply the Load
, the output of the units with
running Inverter will transfer to Inverter.
• LED ALARM turns OFF and the LED LOAD PROTECTED must be lit.
The Synoptic Diagram, on all UPS units, must display the status “Load supplied by Inverter”.
Synoptic diagram of first unit
Synoptic diagram of other units
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