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<p>What voltage LG battery? Midnight has large (100, 175, 250 A) DC
shunt trip breakers that are 125 v rated. They also have 15 and
20 A 600 V rated remote trip breakers.<br>
</p>
<pre class="moz-signature" cols="72">Ray Walters
Remote Solar
303 505-8760</pre>
<div class="moz-cite-prefix">On 8/13/20 1:06 PM, Kirk Herander, VT
Solar, LLC wrote:<br>
</div>
<blockquote type="cite"
cite="mid:Mailbird-d87e7625-f6a7-4402-9d07-324f81da0fe6@icloud.com">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<div id="__MailbirdStyleContent" style="font-size:
12pt;font-family: Arial;color: #000000">You would need a shunt
trip rated @600vdc , 25 amps I'm guessing. A DC rated contactor
might be better, but where to find either? And what control
voltage will the ST or contactor use? I assume its grid-tie if
an AHJ is involved.
<div>The LG RESU would also require both pos and neg be switched
off (ungrounded neg) for code compliance. You are probably
best off running the battery leads outside to a 600vdc dp
safety switch. And then back it's only 10 ga, wire</div>
<div>back and forth.<br>
<div><br>
</div>
<div class="mb_sig">
<p class="MsoNormal" style="font-family: Arial;font-size:
16px;margin: 0in 0in 0.0001pt"><span style="font-size:
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<p class="MsoNormal" style="font-family: Arial;font-size:
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<blockquote class="history_container" type="cite"
style="border-left-style:solid;border-width:1px;
margin-top:20px; margin-left:0px;padding-left:10px;">
<p style="color: #AAAAAA; margin-top: 10px;">On 8/13/2020
2:08:33 PM, Jerry Shafer <a class="moz-txt-link-rfc2396E" href="mailto:jerrysgarage01@gmail.com"><jerrysgarage01@gmail.com></a>
wrote:</p>
<div style="font-family:Arial,Helvetica,sans-serif">
<div dir="auto">Wrenches
<div dir="auto">Very interesting, l have a JHA that is
requiring a shunt trip for the LG battery, any ideas
here</div>
<div dir="auto">Jerry</div>
</div>
<br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Thu, Aug 13, 2020,
11:01 AM Kirk Herander, VT Solar, LLC <<a
href="mailto:vtsolar@icloud.com"
moz-do-not-send="true">vtsolar@icloud.com</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0 0 0
.8ex;border-left:1px #ccc solid;padding-left:1ex">
<div id="m_-69264809370344934__MailbirdStyleContent"
style="font-size: 12pt;font-family: Arial;color:
#000000">Hello,
<div>Any of you ever use a 120vac-enabled shunt trip
breaker on the inverter output at the main load
panel, and have it controlled by a small AC
disconnect switch outside?</div>
<div>I say offgrid because I doubt any utility would
grid-tie approve as an outdoor disco, it since it
does not visibly open the inverter output power
wires.</div>
<div><br>
</div>
<div>But it wound save in round-trip inverter wiring
outside and back in to the load center, and
perhaps a big AC outdoor disco in larger systems.<br>
<div><br>
</div>
<div>
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rel="noreferrer" moz-do-not-send="true"><b>Kirk
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<p class="MsoNormal" style="font-family:
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0.0001pt"><span style="font-size: 10pt"><b>Owner|Principal,
VT Solar, LLC</b></span></p>
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