Heya, nice repair and some explanation of the elektronic working love if

Great tutorial, following error 09 I followed it and managed to restart my inverter. However, a problem remains, the power of the solar panels goes well to charge the battery (1KW) but when I connect the load, the solar power fluctuates and does not exceed 150W. I identified a bad transistor (WLTB DGG) but I don't know how to change it. Please could you help me. THANKS

How do you check the MOSFETs while they're still in the board?

Great description

How is the quality of those ecco inverter?

Thanks for sharing the knowledge. Actually I have a question, should I replace the IGBTs if they seem to be normal when I test them using a multimeter? Because I have an inverter showing the same error yet all the IGBTs seem to be normal when I test them using a multimeter

Thanks brother

Bro I need schematics of inverters

Check MPPT charger board

What about 04 error no output sir