r/Deye

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3P HV inverters in parallel, modbus control?

I've four SUN-50K-SG01HP3-AU-BM4 inverters and want to

  • connect them in parallel
  • read telemetry data via modbus
  • control them via modbus

But I can't find any good documentation on this. Do I read telemetry from each inverter and write control to one 'master'? Or are they controlled independently and the parallel connection is just to synchronise phases? The only modbus documentation I could find is in Chinese. Would really appreciate any help or pointers to reliable documentation.

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u/DontBeMoronic — 9 days ago