This user manual provides installation, operation, and maintenance instructions for the GoodWe GW10K/12K/15K/17K/20K-DT series power inverters. Learn how to connect your inverter to the grid, monitor its performance, and troubleshoot any issues. 20kW GoodWe Inverter Installation ⚡ | Solar System Setup #Shorts Watch the 20kW GoodWe inverter installation for a powerful solar system. All descriptions in the manual are for gu aintenance. Ensure the DC cables are connected tightly, securely, and. Note: This diagram shows the wiring structure of the ET-series AC-coupled inverter and not the electric wiring standard.