<div dir="ltr">From what I understand, the Enphase offering will include an inverter (inverter/charger?). I assume they are using a similar architecture to the PV microinverters, which is a modular approach to solving the problem. This will undoubtedly cost more, but will make design and implementation very easy. The monitoring capability will surely be a major selling point.<div><br></div><div>Jason Szumlanski<br><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><span><br><div dir="ltr" style="margin-left:0pt"><br></div></span></div></div></div></div></div></div></div></div>
<br><div class="gmail_quote">On Tue, Jun 9, 2015 at 12:01 PM, William Dorsett <span dir="ltr"><<a href="mailto:wmdorsett@sbcglobal.net" target="_blank">wmdorsett@sbcglobal.net</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div lang="EN-US" link="blue" vlink="purple"><div><p class="MsoNormal"><span style="color:#1f497d">Tesla is is not the only game in town, and is prominent only because of its spokesperson. There are a number of smart battery companies in the market, Sharp, Panasonic, GE:<u></u><u></u></span></p><p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="color:#1f497d"><a href="http://www.renewableenergyworld.com/articles/print/volume-18/issue-3/features/solar-and-energy-storage/quantifying-returns-does-energy-storage-coupled-with-pv-offer-big-savings.html" target="_blank">http://www.renewableenergyworld.com/articles/print/volume-18/issue-3/features/solar-and-energy-storage/quantifying-returns-does-energy-storage-coupled-with-pv-offer-big-savings.html</a><u></u><u></u></span></p><p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="color:#1f497d">And for those of us using Enphase hardware, they are coming out with an “AC Battery” in about the same time frame as Tesla, Q2 of 2016. From the picture in their brochure, it just mounts on the wall and plugs into the trunk cable with the connectors we’re all familiar with:<u></u><u></u></span></p><p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="color:#1f497d"><a href="http://enphase.com/sites/default/files/Enphase-AC-Battery-Brochure-1.pdf" target="_blank">http://enphase.com/sites/default/files/Enphase-AC-Battery-Brochure-1.pdf</a><u></u><u></u></span></p><p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="color:#1f497d">Stacked in multiples of 1.2 kWh capacity, they are certainly not for an independent system but they are a response to the utilities’ demand charges for less than 100% peak generation. In our area, that will only require 2 or 3 (at who knows what price). That is the battle we are fighting in Kansas right now.<u></u><u></u></span></p><p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="color:#1f497d">Bill Dorsett<u></u><u></u></span></p><p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p><div><div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0in 0in 0in"><p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> RE-wrenches [mailto:<a href="mailto:re-wrenches-bounces@lists.re-wrenches.org" target="_blank">re-wrenches-bounces@lists.re-wrenches.org</a>] <b>On Behalf Of </b>Kirk Herander<br><b>Sent:</b> Monday, June 08, 2015 1:52 PM<br><b>To:</b> RE-wrenches<br><b>Subject:</b> [RE-wrenches] tesla powerwall<u></u><u></u></span></p></div></div><div><div class="h5"><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal"><span style="font-size:14.0pt">I see there are a few more but not much more specs on the Tesla website. Apparently this is not much more than a battery enclosure with batteries. No inverter included. I don’t know how an OEM can market something with so little info available. No install manual, no formal spec sheet. Does anyone know if these details are available anywhere?<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt"><u></u> <u></u></span></p><p class="MsoNormal"><b><span style="font-size:14.0pt">Kirk Herander<u></u><u></u></span></b></p><p class="MsoNormal"><b><span style="font-size:14.0pt">VT Solar, LLC <u></u><u></u></span></b></p><p class="MsoNormal"><b><i><span style="font-size:14.0pt">Proven PV provider since 1991<u></u><u></u></span></i></b></p><p class="MsoNormal"><b><span style="font-size:14.0pt"><a href="http://www.vermontsolarnow.com" target="_blank">www.vermontsolarnow.com</a><u></u><u></u></span></b></p><p class="MsoNormal"><span style="font-size:14.0pt">dba Vermont Solar Engineering<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt">NABCEP^TMInaugural Certificant<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt">VT RE Incentive Program Partner<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt"><a href="tel:802.863.1202" value="+18028631202" target="_blank">802.863.1202</a><u></u><u></u></span></p><p class="MsoNormal"><u></u> <u></u></p></div></div></div></div><br>_______________________________________________<br>
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