@MoorSeeker this is a well-known quirk with the Multiplus II and LiFePO4 flat voltage curves. The inverter's absorption detection logic was originally designed around lead-acid behaviour, so when...
@SamFrost the single-source charging scenario is where chemistry choice really matters. On my narrowboat I run LiFePO4 (Fogstar Drift cells) precisely because the BMS handles the tighter voltage...
Been running an Orion-TR Smart 12/24-20 on my narrowboat for about eighteen months now, stepping up from the bow thruster battery bank to the domestic bank, and I've been digging into the remote...
@Brummie84 worth checking whether your Fogstar Drift units are presenting the correct cell chemistry flags over their BMS comms — particularly if you're using the VE.Bus BMS v2.
Been following the technical specs on this sort of setup and have to say, the three-phase configuration makes a lot of sense for larger off-grid installations.
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