February 1, 20233 yr I have a battery Pylontech us3000c and an inverter Mpp Solar 5048 MKX series - set to PYL. Settings are SLB&UCB charger source priority. Output are at SBU. Why time to time I have err 04 low battery or battery under shutdown altough the battery is above 45% to 100% charged? Thank's.
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