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From: "Rob Butts (r DOT butts DOT geda AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
Date: Wed, 25 Mar 2020 15:23:12 -0400
Message-ID: <CAM7eQ1m2WPwMafGQstMcbH0fWUF921E1nE17JJ=QMPVqjbSg+Q@mail.gmail.com>
Subject: Re: [geda-user] Tenergy TB6B LiPo Charger
To: geda-user AT delorie DOT com
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Reply-To: geda-user AT delorie DOT com

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7.4V is two cells, so that strongly suggests that you have a shorted cell.

Two separate batteries?  What are the odds?

It won=E2=80=99t ever charge again.

Two new batteries are on the way.

Now my question is what would be a better cutoff circuit?  Mosfet or solid
state relay?


On Wed, Mar 25, 2020 at 3:00 PM John Doty <jpd AT noqsi DOT com> wrote:

>
> On Mar 25, 2020, at 1:09 PM, Rob Butts (r DOT butts DOT geda AT gmail DOT com) [via
> geda-user AT delorie DOT com] <geda-user AT delorie DOT com> wrote:
>
> why they fail low voltage fault on the balanced charger when they show a
> 7.4V charge and how do I fix it.
>
>
> 7.4V is two cells, so that strongly suggests that you have a shorted cell=
.
> It won=E2=80=99t ever charge again.
>
> John Doty              Noqsi Aerospace, Ltd.
>
> jpd AT noqsi DOT com
>
>
>
>

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<div dir=3D"ltr">7.4V is two cells, so that strongly suggests that you have=
 a shorted cell.<div><br></div><div>Two separate batteries?=C2=A0 What are =
the odds?</div><div><br></div><div>It won=E2=80=99t ever charge again.=C2=
=A0=C2=A0<br></div><div><br></div><div>Two new batteries are on the way.</d=
iv><div><br></div><div>Now my question is what would be a better cutoff cir=
cuit?=C2=A0 Mosfet or solid state relay?</div><div><br></div></div><br><div=
 class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Wed, Mar 25=
, 2020 at 3:00 PM John Doty &lt;<a href=3D"mailto:jpd AT noqsi DOT com">jpd AT noqsi.=
com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"marg=
in:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1e=
x"><div style=3D"overflow-wrap: break-word;"><br><div><blockquote type=3D"c=
ite"><div>On Mar 25, 2020, at 1:09 PM, Rob Butts (<a href=3D"mailto:r.butts=
.geda AT gmail DOT com" target=3D"_blank">r DOT butts DOT geda AT gmail DOT com</a>) [via <a href=
=3D"mailto:geda-user AT delorie DOT com" target=3D"_blank">geda-user AT delorie DOT com</=
a>] &lt;<a href=3D"mailto:geda-user AT delorie DOT com" target=3D"_blank">geda-use=
r AT delorie DOT com</a>&gt; wrote:</div><br><div><span style=3D"font-family:Helve=
tica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:=
normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transfor=
m:none;white-space:normal;word-spacing:0px;float:none;display:inline">why t=
hey fail low voltage fault on the balanced charger when they show a 7.4V ch=
arge and how do I fix it.=C2=A0</span></div></blockquote><br></div><div>7.4=
V is two cells, so that strongly suggests that you have a shorted cell. It =
won=E2=80=99t ever charge again.</div><br><div>
<span style=3D"border-collapse:separate;border-spacing:0px;color:rgb(0,0,0)=
;font-family:Helvetica;font-size:12px;font-style:normal;font-variant-ligatu=
res:normal;font-variant-caps:normal;font-variant-east-asian:normal;font-wei=
ght:normal;letter-spacing:normal;line-height:normal;text-indent:0px;text-tr=
ansform:none;white-space:normal;word-spacing:0px"><div style=3D"overflow-wr=
ap: break-word;"><span style=3D"border-collapse:separate;border-spacing:0px=
;color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;fo=
nt-variant-ligatures:normal;font-variant-caps:normal;font-variant-east-asia=
n:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-i=
ndent:0px;text-transform:none;white-space:normal;word-spacing:0px"><p style=
=3D"margin:0px"><font face=3D"Helvetica" size=3D"3" style=3D"font-style:nor=
mal;font-variant-caps:normal;font-weight:normal;font-size:12px;line-height:=
normal;font-family:Helvetica">John Doty<span>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0<span>=C2=A0</span><span>=C2=A0 =C2=A0<span>=C2=A0</span></span></spa=
n>Noqsi Aerospace, Ltd.</font></p><p style=3D"margin:0px"><a href=3D"mailto=
:jpd AT noqsi DOT com" target=3D"_blank">jpd AT noqsi DOT com</a></p><br></span></div></s=
pan><br>
</div>
<br></div></blockquote></div>

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