6.9 Inverter Manipulation 
Check the inverter: 
Step1. Check the status of indicators and LCD screen.the indicator 
screen should display the main interface. 
Note! 
If the left indicator is not blue please check below the 
three points: 
-All the connections are correct. 
-All the external breakers are switched on. 
-The DC switch on the inverter is in the "ON" position. 
Step2. If it is the first time to start up, please follow it. For 
specific setting, refer  to section 8 (Setting). 
Step3. Set WiFi according to wifi user 
manual. Step4. Operate "Self Test". 
(applies to Italy only) 
Self-test in accordance with CEI 0-21(applies to Italy only) 
The self-test is only required for inverters, which are commissioned in 
Italy. The Italian standard requires that all inverters feeding into the 
utility grid are equipped with a self-test function in accordance with 
CEI 0-21. During the self-test, the inverter will consecutively check 
the protection reaction times and values for overvoltage, under voltage, 
overfrequency and underfrequency. 
+ 
-  
Battery 
DPDT 
E -BAR 
INVT meter 
Main switch 
RCD 
PV1+ 
PV1 - 
PV2+ 
PV2 - 
RCD 
PE 
EPS 
Load 
Inverter 
Start inverter after checking all below steps: 
 
Ensure the inverter fixed well on the wall. 
Make sure all the DC wirings and AC wirings are completed. 
Make sure the meter is connected 
well. Make sure the battery is 
connected well. 
Make sure the external EPS contactor is connected well. (if 
needed) Turn on the AC switch and EPS switch 
Turn on the PV/DC switch and battery switch. 
Electrical Connection 
38  39 
Electrical Connection