They are the RE Volt from 2022 I’ve had to replace two of the BMS boards so far
Jeremy Rodriguez All Solar Inc. Penrose CO 719-276-4954 Established 1998 On Sat, Sep 26, 2026 at 10:13 AM Zeke Yewdall <[email protected]> wrote: > Which generation Iron Edison batteries are these? The ReLion rebranded > black ones, or the other rebranded white ones (I have the OEM of them > somewhere)? > > Not sure it makes much difference for the FNDC either way. But I have had > quite a few failures of the ReLion ones from Iron Edison. > > What I usually what I do is set AH to the actual AH, set the reset voltage > to 2 tenths below absorb setting, and for very short time period -- 10 > minutes, or sometimes zero minutes. LFP batteries peak and drop in voltage > very fast once they are full. I would probably only use one new shunt -- > add an extra 500A/50mV shunt on the combined battery before it splits to go > to the two GSLC's... the FNDC can't take 6 shunts, and you could just use > the two battery shunts on both GSLC's but programming is more complicated > then. > > Zeke > > > Subject: Re: [Re-wrenches] Wacky FNDC behavior > Message-ID: > <CAM= > [email protected]> > Content-Type: text/plain; charset="utf-8" > > So for those that still use the FNDC, how should it be set up for accurate > SOC readout? > Here’s what’s installed: > 8ea- 200Ah Lithium 16 cell 48v nominal > 2ea- RADIAN 8048A Inverter each with its own set of 3 shunts pre wired in a > GSLC > Absorb set at 55.4 for the CCs per Iron Edison > > it’s on opticsRE if anyone would like temp access to check it out! > > Regards, > > Jeremy Rodriguez > All Solar Inc. > Penrose CO > 719-276-4954 <(719)%20276-4954> > > > -- > Zeke Yewdall > PV Engineer > NABCEP #031508-89 > [email protected] > 303-523-3592 > _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > List Address: [email protected] > > Change listserver email address & settings: > > https://lists.re-wrenches.org/mailman/options/re-wrenches_lists.re-wrenches.org/ > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/[email protected]/ > https://lists.re-wrenches.org/pipermail/re-wrenches_lists.re-wrenches.org/ > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org >
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