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Dear all, I’m having a hard time with my Growatt SPF5000ES. It keeps burning the Mosfets from the DC-DC converter and DC-AC inverter from the main board with no warning or fault before. Just after that it gives error 52 ‘low bus voltage’, bus voltage start failed’. It does it every time after...

Hi all, how does this bus voltage graph of a SPF5000ES look to you guys? Thanks