SMA INVERTER MANAGER Instructions D'installation page 24

5 LCS-Tool
Figure 23: Feeding-in operation without Limited Export
A Inverters
B Inverter Manager
C Loads
D Utility grid
E Point of interconnection
F Power analyzer UMG 604-PRO von Janitza
electronics GmbH
G Modbus TCP
H AC
5.2.6 Setting operation with external
string optimizers
If the inverter is to be operated with external string
optimizers, the internal MPP tracker must be deactivated
and a constant DC input voltage must be specified.
Procedure:
1. Open the LCS-Tool.
2. Log in as an Installer.
3. Call up the menu Setup.
4. Select On under Operation mode in the Inverter
DC Voltage Constant Mode area.
5. Select [Save] to save the changes.
5.2.7 Activating "Q on Demand 24/7"
The "Q on Demand 24/7" function enables the inverter to
provide reactive power both during and outside feed-in
operation.
Procedure:
1. Open the LCS-Tool.
2. Select the desired SMA Inverter Manager from the list.
3. Log in as an Installer.
24 IMVIOBOX-IA-xx-17
4. Call up the menu Setup.
5. Select 5: Qext under Inverter Parameter in the
Basic Settings area. This setting generally applies to
the reactive power feed-in.
6. If required, you can have the Commissioning Report
displayed by selecting [Yes].
7. Select the night mode 0: Q@Night under Inverter
Parameter in the Basic Settings area.
8. Select [Save] to save the changes.
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Installation manual