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Help configure System Axpert MAX II 11kwh 48v 150A with Pylontech Fidus Plus 16Kwh 51.2v 300Ah

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Hi,
A few years since my previous intallation, now have installed 12x Monocrystalline 625w panels feeding Voltronic Axpert MAX II 11 KWh with CPU 1 7508 and CPU 2 3928
tied to Pylontech Pylontech Fidus Plus 16Kwh 51.2v 300Ah
After a couple of days the Panels show these numbers on a lightly clouded day:
- P1 295v (with 0 A and 15 watts ?)
- and P2 291v (with 0,2 A and 71 watts ?) And both move to around 310 on sunny times, however still with near zero A and watts figures.
That is the first question, shouldn't the A and watts numbers be quite higher? What could be causing this?


Then the inverter is configured as single Phase and I have respected the numbers that choosing PYL at menu n° 5 determines for it.
Apart from those, it has SBU as priorities and 220v and 50 hz as those are what we use here.

I have installed the special RJ-45 BMS cable with PYlontech marked end to the battery and the other connected to the inverter.

That all said, when operating the inverter disconnected to the Battery I have only minutes of power and then shuts off. The LCD screen shows sequentially as P1 with around 300v and then 0 to then show P2 with 300plus voltage and then 0.

I have tried configuring the minimums with no results so far.
Any ideas, tests of further info I should look up?
Thanks

P1 NUMBERS 26JUL10 .jpeg

P2 NUMBERS 26JUL10 .jpeg

Edited by Nspace

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