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But is this normal that it takes so much?

Hello, I have a chinese MPS-V-PLUS inverter. It is similar to many other chinese inverters. It has a blue display and four buttons like ENTER, Up, Down and ESC. I don't have anything connected to the AC outlet but the battery gets discharged and recharged everyday. What could cause this issue...

You can find it on the italian Growatt website (SHINE BUS.EXE): https://growatt.it/software/

Which RJ45 cable pins are used by the CT sensor? I want to buy a third party CT sensor and use it with the Growatt. Other question: Do you guys know which RJ45 PINs are used for the RS485 communication? Is it for SP2000/3000 also 1 (B) and 2 (A)? I can't get a connection with my chinese...

Hello, perhaps someone can help me. I bought the following Chinese LiFePO4 battery PS 5120E and I have the inverter Growatt SP2000. Currently, I get the following error in Growatt: "BMS COM fault". I did some research and I looked into the battery manual. The LAN cable is connected to the RS485...