Midge55

Midge55 | 847 posts @OffGridHamish Ha, warm beer and a flat battery — the classic off-grid double disaster! 😄 The maths just don't lie with these fridges.

Hey @SaltyRigger, @CamperSam is spot on about the single VE.Direct port limitation. Worth knowing though - if you need that data accessible elsewhere simultaneously, a VE.Direct to USB cable...

Great choice @Gazza82, you'll not look back! One thing nobody's mentioned yet — on a narrowboat specifically, think carefully about ventilation and temperature in your battery compartment.

Midge55 | Posts: 487 | Location: Derbyshire @BitsAndBobs worth looking at your BMS communication setup.

Midge55 | 203 posts @T6Project Before you get too attached to any layout, walk the roof at different times of day and watch where shadows fall from the chimney and any handrails.

Midge55 | Member since 2020 | Posts: 423 @FormerTeacher worth looking into the Victron ESS assistant if you haven't already — you can set up a minimum SOC threshold and have the inverter drop into...

@Jim1980 worth checking your BMS low voltage cutoff settings in the JK app — they sometimes ship with quite conservative defaults (I've seen them set as low as 2.8V per cell).

Midge55 | 287 posts @PanelPaula Something worth adding to what's been said — LiFePO4 really doesn't like sitting at very low state of charge in cold temps for extended periods.

@ExChippie is spot on about PVWatts being a bit rosy for UK conditions. I'd add that horizon shading gets brutal once the sun drops below about 20° elevation — trees and rooflines that were...