Stopping; Maintenance; Regular Maintenance - AEG AS-IC01-2 Series Installation Instructions Manual

28

4.3 Stopping

Stop the inverter as follows for maintenance, inspection and troubleshooting purposes:
1. Switch off the breakers at the AC side;
2. Switch off the integrated DC switch;
3. Switch off the switch on the DC side;
4. Wait at least 5 minutes until the internal parts and components are discharged, then stop the inverter.

4.4 Maintenance

The inverter can generate power, and it starts and stops automatically. In order to optimize the service life of the inverter,
the instructions provided in this manual need to be followed as well as the below maintenance and inspection routine.

4.4.1 Regular maintenance

Maintenance contents
Store the operation data
Inverter
operation status check
Clean the surface
Electrical
Connection check
Fan maintenance
and replacement
PD201808 AEG GRID-TIED THREE-PHASE SOLAR INVERTER (12-30 kW) V.2-18 EN
Maintenance methods
Use the provided real-time monitoring software to read
inverter running data, regularly back up all inverter running
data and statistics. Check the monitoring software and
inverter LCD screen to make sure the parameters
are set correctly.
Check to make sure the inverter installation is stable, and
that no damage or deformation have occurred. When the
inverter is running, check to make sure the sound and
variables are normal, and use thermal imager
to check whether the case cooling is normal.
Check the ambient humidity and dust around inverter, clean
the inverter when necessary. See Section 4.4.2
Check the cable connection and inverter terminals, make
sure they are connected reliably and that are not loose.
Check that the cables and terminals have no damage and
that the insulation is still reliable.
Check the fans of the inverter to ensure it produces a normal
sound, that there are no cracks on the fan blades, that power
lines and control signal lines are not damaged. If necessary,
clean the air inlet and outlet. If the fan is not functioning
properly, it needs to be replaced (see section 4.2.2)
Maintenance cycle
Once each quarter
Every six months
Every six months
Every six months
Every six months
28