7.2 System Commissioning
Check the following items before starting the inverter:
• The country marked on the packing box is in accordance with the installation site.
• The inverter is correctly and firmly fastened to the mounting bracket on the wall.
• All cables are connected according to chapter 6;
• All unused terminals are properly sealed.
• AC circuit breaker is correctly connected between inverter GRID port & GRID,
circuit breaker is disconnected.
• AC circuit breaker is correctly connected between inverter LOAD port & critical
loads, circuit breaker is disconnected.
• For lithium battery, please ensure that the communication cable has been correctly
connected.
• For the lead-acid battery, please ensure that the NTC wire has been correctly
connected.
If all of the items mentioned above meet the requirements, proceed as follows to start up the
inverter for the first time.
Step 1: Power on the Grid
•
Connect the AC circuit breaker.
Step 2: Power on the Battery
•
Connect the external DC circuit breaker between the inverter and the battery, then
power on the battery manually if a battery is equipped.
Step 3: Power on the PV
•
Rotate the DC switch to “ON”. Wait for a moment and the inverter will start a self-
test procedure.
Step 4: Switch on the loads
•
The load parameters should show.
Step 5: Configure the Wi-Fi stick
•
Establish communication connection between the mobile phone and Wi-Fi stick,
then set initial protection parameters. Refer to LIVOLTEK APP Operation
Instructions for details.
Step 6: Self-test in accordance with CEI 0-21 (Italy Only)
•
The self-test is only required for inverters to be commissioned in Italy. During the
self-test, the inverter will consecutively check the reaction times for: overvoltage,
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