13 Cleaning and Maintenance
SMA Solar Technology AG
Operating manual
133
SI44M-80H-13-BE-en-15
Adjust the system configuration for the emergency charge mode (not required for single-phase
off-grid system)
1. Ensure that all loads are switched off.
2. Close the load-break switch of the battery fuse.
3. Start the generator.
4. Switch the battery inverter on (see Section 9.1, page 118).
5. Activate the user interface of the inverter (see Section 8.1, page 104).
6. Log in as
Installer
7. Save the current configuration to a file(see Section 10.6, page 123)
8. Start the installation assistant (see Section 8.5, page 112).
9. Select [
Save and next
] for each step up to the step
Application
.
10. Select the [
New system configuration
] button.
11. Select the option
Functions for off-grid operation
under
Select application
.
12. Select [
Save and next
].
13. Select the option
Single phase
under
Type
.
14. Select the option
Generator
under
Grid-forming generator
.
15. Enter the nominal current of the generator connected under
Nominal current
.
16. Select [
Save and next
] for each step up to the step
Summary
.
17. Once all settings are correct, select [
Next
] in the summary.
Charging the Battery
1. Start the installation assistant (see Section 8.5, page 112).
2. Click on [
Save and next
] for each step up to the step
Battery configuration
.
3. Select the button [
New battery configuration
].
4. Select
Start new battery configuration
in the following prompt.
5. Set the parameters
Type
,
Voltage
, and
Nominal capacity
to the values of the lead-acid battery connected (see
battery manufacturer documentation).
6. Select the button [
Emergency charging
] and confirm the following prompt with
Start battery emergency
charge mode
.
☑ The message
Emergency charging of the battery can be started
appears.
7. Start the system (see Section 9.2, page 118).
8. Activate the user interface of the inverter (see Section 8.1, page 104).
9. Log in as
Installer
10. Select
Battery > Battery > Nominal voltage > Battery voltage
.
11. When the battery voltage has reached at least 45 V, stop the generator.
12. Switch off the battery inverter.
