June 7, 20233 yr Hi. I have a Mecer 3KVa 48V inverter. It currently has 3 operating modes: UTI, SOL and SBU. I see other Axpert inverters have a SUB mode, which I would like. Can a firmware upgrade make this possible?
June 8, 20233 yr 3 hours ago, 10tpeg said: Can a firmware upgrade make this possible? No. For reasons that I don't understand, SUB output source priority is only ever implemented in the higher PV voltage (usually 450-500 V) models.
June 8, 20233 yr Author 18 hours ago, Coulomb said: No. For reasons that I don't understand, SUB output source priority is only ever implemented in the higher PV voltage (usually 450-500 V) models. Thanks. I assumed so but worth asking.
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