growatt

  1. P

    How to connect a comms cable between a giv energy battery and a Growatt inverter.

    Good Evening, Can anyone shed some light on how to connect the comms cable between a giv energy battery and a Growatt inverter.I can’t seem to find it anywhere in the manuals. Thanks Pete
  2. T

    Making the best of a bad PV installation

    I'm after some practical, expert advice on changing a solar PV system. Got a 4 kW system which I probably paid too much for in 2016-ish when FiTs were still a thing and which is annoyingly inefficient, mainly due to the Growatt SP2000 battery which only kicks in after dark, when the panels are...
  3. M

    Growatt Help Please..

    hello all Just installed 2 growatt inverters. 10kw and 18kw 2 strings on 10kw inverter and 3 strings on the 18kw. all working fine and well until yesterday at about 10.30am 18kw no problems all good and perfect but 10kw error code 30 which corresponds to AC Voltage out of range. i checked the...

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