8.2. TROUBLESHOOTING.
Problem
The inverter is powered
To start the inverter, in addition to receiving voltage
correctly but it does not
on the panels, it needs to be connected to the grid
start and the message
to synchronise with it and ensure that it does not
"Waiting" appears on the
work in the "island" mode.
display while the green
Check that there is voltage on the terminals of the
LED flashes.
circuit breakers that power the inverter protection
panel.
If the circuit breakers on the AC protection panel
are activated correctly, there might be another cir-
cuit breaker upstream that needs to be activated.
Zero injection is activated
The CT may be wired incorrectly. The CT arrow
and the inverter does not
must be in the direction of the installation towards
generate power, even
the grid (connection side).
though the installation has
Read section "6.5.3. Installing the CT.".
load.
The red LED is flashing,
The inverter only indicates that it does not detect
but the inverter is working
the WiFi antenna. However, the inverter is working
properly.
properly.
At night, no data appears
The inverter is powered by the solar panels. There-
in the EQX-sun applica-
fore, if the solar irradiance is not high enough for
tion.
the inverter to start, it will not be able to power the
WiFi antenna to send the data required to update
the application.
In order to monitor the installation 24 hours
a day, it is necessary to install the optional
devices 6B2OP000007 (485/WiFi 24H EQX) and
6B2OP000008 (ESM1 EQX).
I do not wish to connect
The inverter will work perfectly, since it does not
the inverter to the WiFi
need to be connected to the Internet. In addition,
network. Would this pose
the most relevant generation data are shown on
a problem?
the unit's display.
The WiFi antenna is only used to provide instal-
lation data to the user as a means of providing
additional information and to manage and control
the system more easily.
Tab. 19. Troubleshooting.
USER MANUAL
Solution
8.3. MAINTENANCE.
Risk of causing damage to the inverter or personal injury due to
improper use.
Before using the inverter, observe the following procedure:
Danger
- Lower the AC thermal-magnetic circuit breaker and the inverter
DC switch.
- Wait at least 5 minutes for the internal capacitors to be fully
discharged.
- Check that there is no voltage or current before removing
a connector.
Keep all unqualified staff far from these areas!
A temporary warning sign or barrier should be posted to keep
unqualified persons away while performing electrical connection
Warning
and service work.
Restart the inverter only after removing the fault that affects safety.
Never replace internal components at random.
Please contact SALICRU for support regarding the maintenance
Attention
tasks. Otherwise, SALICRU shall not be held liable for any damage
caused.
Perform the maintenance tasks on the unit as described in
the manual and always using the corresponding tools, test
equipment, or the latest version of the manual.
Note
Items
Methods
Cleaning
- Check the temperature and dust
the
accumulated in the inverter.
system
- Clean the inverter housing,
if needed.
- Check whether air is coming in and
out of the unit normally or not.
- Clean the air inlet and outlet,
if needed.
Tab. 20. Maintenance tasks.
Period
Six months to a year,
depending on the amount
of dust in the air,
EQX2 SOLAR INVERTERS CONNECTED TO THE GRID
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