<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">HI Jason,<div><br></div><div>My only thing to add is the smaller the system the more care I take in design.</div><div>And on most of my systems I install a KwH meter. Makes it very easy to see what they really use a month etc.</div><div><br></div><div>Good luck,</div><div><br></div><div>jay</div><div><br></div><div>peltz power<br><div><div>On Jan 21, 2014, at 11:14 AM, Jason Szumlanski wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif">I'm well aware of load creep. After installing a 6kW off-grid system I went out to a site to diagnose performance issues. The owner had purchased a six-seat electric golf cart and was charging it off the inverter. I had to bite my lip to avoid hysterical laughter over this "small" unmentioned load.</div>
<div class="gmail_default" style="font-family:verdana,sans-serif"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif">The golf cart had eight T-105's and the house battery was sixteen S-530's. The owner didn't believe that the golf cart battery had over 25% of the house battery capacity.</div>
<div><br></div><div class="gmail_default" style="font-family:verdana,sans-serif">That was an expensive mistake (for him).</div><div><br></div><div><div class="gmail_default" style="font-family:verdana,sans-serif">I like the idea of listing estimated consumption somewhere, but I don't want to become contractually bound to supply or store a certain amount of energy. Performance guarantees are tough, especially when you are not the operator.</div>
</div><div><br></div><br><div id="WISESTAMP_SIG_gmail_session"><div style="font-size:13px;font-family:Verdana,Arial,Helvetica,sans-serif"><div style="margin:0 0 8px 0"><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><span><span>Jason Szumlanski</span></span></div><p style="margin:0"></p><div class="gmail_default" style="font-family:verdana,sans-serif;display:inline">Fafco Solar</div><br><div><br class="webkit-block-placeholder"></div><div style="clear:both"></div></div><img src="https://wisestamp.appspot.com/pixview.gif?p=chrome&v=3.31.0&t=1390331074468&u=ce9344a8140ce271" width="1" height="1"></div>
</div><div class="gmail_extra"><br><br><div class="gmail_quote">On Tue, Jan 21, 2014 at 12:26 PM, Dan Fink <span dir="ltr"><<a href="mailto:danbob88@gmail.com" target="_blank">danbob88@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I also see lots of "load creep" Ray...."oh, forgot to tell you....we need to add some all-night LED area lighting to the system. It won't use much power......"<div class="gmail_extra">
<span class="HOEnZb"><font color="#888888">
<br clear="all"><div>Dan Fink<br></div></font></span></div></div></blockquote></div></div></div></blockquote></div><br></div></body></html>