<html><head></head><body bgcolor="#FFFFFF"><div>Wow!</div><div><br></div><div>The most I have in one Outback install is 8 MX60s and 8 VFX3648s.</div><div><br></div><div>Overall the customer has been happy with the performance and the stacking power save feature helps with idle power draw. <br><br>As for the OPs request, the most PV still remains to be about 5000 watts gross power per controller (80A x 50V / 0.80), even if they slice it up as high voltage or not high voltage type controller. </div><div><br></div><div>Another curious idea is the cost per volt<span class="Apple-style-span" style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.292969); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469);"> when comparing 150V input, 80A Output controllers to the new high voltage input controllers. That cost consideration spreadsheet is still under construction.</span></div><div><div><br></div><div>Thank you,</div><div><br></div><div>Maverick</div><div><br></div><div><br></div><div>Maverick Brown</div><div>BSEET, NABCEP Certified Solar PV Installer ®</div><div>President & CEO</div><div>Maverick Solar Enterprises, Inc.</div><div>Office: 512-919-4493</div><div>Cell: 512-460-9825</div><div><br></div>Sent from my HondaJet!</div><div><br>On Nov 19, 2011, at 10:20 AM, Darryl Thayer <<a href="mailto:daryl_solar@yahoo.com">daryl_solar@yahoo.com</a>> wrote:<br><br></div><div></div><blockquote type="cite"><div><div style="color:#000; background-color:#fff; font-family:arial, helvetica, sans-serif;font-size:12pt"><div><span>Hi </span></div><div><span>I have a system in operation since 2003 using 13 paralleled Outback MX 60 CC and I have measured over 600 Amps at 48 Volts.on the common bus. Outback and I replaced the fans in the MX 60s but we have had no failures. This power is converted to 60 hZ using 12 Outback inverters, I have had an inverter trip off on the DC side just the other day and I will check it out this comming week but no problems. </span></div><div><span>DT</span></div><div><br></div><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"><font size="2" face="Arial"><div style="margin: 5px 0px; padding: 0px; border: 1px solid rgb(204, 204, 204); height: 0px; line-height: 0; font-size: 0px;" class="hr" contenteditable="false" readonly="true"></div><b><span style="font-weight: bold;">From:</span></b> "Larry Crutcher, Starlight Solar Power Systems" <<a href="mailto:larry@starlightsolar.com">larry@starlightsolar.com</a>><br><b><span style="font-weight: bold;">To:</span></b> RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org">re-wrenches@lists.re-wrenches.org</a>><br><b><span style="font-weight: bold;">Sent:</span></b> Friday, November 18, 2011 12:35 PM<br><b><span style="font-weight: bold;">Subject:</span></b> Re: [RE-wrenches] High-power MPPT/Charge Controllers?<br></font><wbr>
<div id="yiv1967174141"><div>Sounds like a project for Sunny Island and the Boy's.<wbr><div>
<span style="font: 16px/normal Helvetica; color: rgb(0, 0, 0); text-transform: none; text-indent: 0px; letter-spacing: normal; word-spacing: 0px; white-space: normal; border-collapse: separate; orphans: 2; widows: 2;" class="yiv1967174141Apple-style-span"><span style="font: 16px/normal Helvetica; color: rgb(0, 0, 0); text-transform: none; text-indent: 0px; letter-spacing: normal; word-spacing: 0px; white-space: normal; border-collapse: separate; orphans: 2; widows: 2;" class="yiv1967174141Apple-style-span"><div style="word-wrap: break-word;"><div><br class="yiv1967174141Apple-interchange-newline">Larry Crutcher</div><div>Starlight Solar Power Systems</div><div><br></div></div></span></span><br class="yiv1967174141Apple-interchange-newline">
</div>
<wbr><div><div>On Nov 18, 2011, at 10:49 AM, Exeltech wrote:</div><wbr><blockquote type="cite"><table border="0" cellspacing="0" cellpadding="0"><tbody><tr><td style="font: inherit; font-size-adjust: inherit; font-stretch: inherit;" valign="top">Need info on MPPT/charge controllers able to output up to 500A at 48Vdc.<br>High-voltage DC input (up to 300Vdc) preferred. Units will connect to a<br>20-24 kW PV array and 150 kW-h battery for a large off-grid system.<br>Not locked into 48Vdc. Can go up to 108Vdc (nominal) if needed.<br><br>Any such CC units available?<br><br>If not, what's been the collective Wrench experience in paralleling multiple<br>controllers of whatever max output amperage exists on the market? I realize<br>a paralleled configuration of this nature would entail multiple separate arrays<br>in use on the input. That won't be a problem. Just need to be able to feed<br>the common battery
bank.<br><br>Thanks.<br><br>Dan<br><br></td></tr></tbody></table>_______________________________________________<br>List sponsored by Home Power magazine<br><br>List Address: <a href="mailto:RE-wrenches@lists.re-wrenches.org" rel="nofollow" target="_blank" ymailto="mailto:RE-wrenches@lists.re-wrenches.org">RE-wrenches@lists.re-wrenches.org</a><br><br>Options & settings:<br><a href="http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org">http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org</a><br><br>List-Archive: <a href="http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org">http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org</a><br><br>List rules & etiquette:<br><a href="http://www.re-wrenches.org/etiquette.htm" target="_blank">www.re-wrenches.org/etiquette.htm</a><br><br>Check out participant bios:<br><a href="http://www.members.re-wrenches.org" target="_blank">www.members.re-wrenches.org</a><br><br></blockquote></div><wbr></div></div><wbr>_______________________________________________<wbr>List sponsored by Home Power magazine<wbr><wbr>List
Address: <a href="mailto:RE-wrenches@lists.re-wrenches.org" ymailto="mailto:RE-wrenches@lists.re-wrenches.org">RE-wrenches@lists.re-wrenches.org</a><wbr><wbr>Options & settings:<wbr><a href="http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org" target="_blank">http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org</a><wbr><wbr>List-Archive: <a href="http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org" target="_blank">http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org</a><wbr><wbr>List rules & etiquette:<wbr><a href="http://www.re-wrenches.org/etiquette.htm">www.re-wrenches.org/etiquette.htm</a><wbr><wbr>Check out participant bios:<wbr><a href="http://www.members.re-wrenches.org">www.members.re-wrenches.org</a><wbr><wbr><wbr><wbr></div></div></div></div></blockquote><blockquote type="cite"><div><span>_______________________________________________</span><br><span>List sponsored by Home Power magazine</span><br><span></span><br><span>List Address: <a href="mailto:RE-wrenches@lists.re-wrenches.org">RE-wrenches@lists.re-wrenches.org</a></span><br><span></span><br><span>Options & settings:</span><br><span><a href="http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org">http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org</a></span><br><span></span><br><span>List-Archive: <a href="http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org">http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org</a></span><br><span></span><br><span>List rules & etiquette:</span><br><span><a href="http://www.re-wrenches.org/etiquette.htm">www.re-wrenches.org/etiquette.htm</a></span><br><span></span><br><span>Check out participant bios:</span><br><span><a href="http://www.members.re-wrenches.org">www.members.re-wrenches.org</a></span><br><span></span><br></div></blockquote></body></html>