<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">I have dual Sunny Islands & dual SB 4000TL22US w/ 20 stack on one and another site w/ the <span style="font-family: Calibri; font-size: 11pt; font-weight: 700; background-color: rgb(255, 255, 255);" class="">Aspen 48M</span> w/ Schneider. I will say this; cost per amp hour of storage sucks w/ the Aquion batteries. Both my client and I feel, that the batteries, despite there size have very little capacity. The “30”%DOD, that I have the SIs set to start the Gen set, charges the stacks OK but one gets better performance from charging w/slower solar source. The Aspen48M is ~ 42X28X42” @563 AH of capacity, UnigyII 2000 Ah ~ 42x40x6’ tall. Batteries are defiantly temperature sensitive, operating should be ~ 60*. The set up w/ the SMA product, adds additional cost due to the required BM200 AND the Sunny Island Interface Device, and the SM100 unless you are buying theAspen48M which comes pre wired. (<span style="font-family: Calibri; font-size: 11pt; font-weight: 700; background-color: rgb(255, 255, 255);" class="">Aspen 48M which comes thru w/ the sensing module installed). It is quite helpful, if this is an off grid install due to the fact that the BM200 needs and when things go south Aquion can toggle the unit off site and help w/ configuration & </span><span style="background-color: rgb(255, 255, 255);" class=""><font face="Calibri" class=""><b class=""><span style="font-size: 15px;" class="">upgrades, to be connected to the internet. This install also needs the correct firmware to be installed on the SI which when was delivered, the firmware would only load into the master then shut down the system. Had to reconfigure as 2 separate units, load the firm ware and then reconfigure for 2 phase. </span></b></font></span><div class=""><font face="Calibri" class=""><span style="background-color: rgb(255, 255, 255);" class=""><b class=""><span style="font-size: 15px;" class="">I have spoken to the manufacture re/ lack of capacity and was told that must be my loads…. NOT. </span></b></span></font></div><div class=""><font face="Calibri" class=""><span style="background-color: rgb(255, 255, 255);" class=""><b class=""><span style="font-size: 15px;" class="">I would suggest that despite their hype these are quite expensive and require quite a bit more of labor IF you are wiring the un sensed stacks. And there is definitely a learning curve if you are using the SI.</span></b></span></font></div><div class=""><font face="Calibri" class=""><span style="background-color: rgb(255, 255, 255);" class=""><b class=""><span style="font-size: 15px;" class="">My own system and what I prefer to push IS the SMA SI w/ the SMA SBs (make sure that you get the TL22s as the newest SB is not compatible for “ AC coupling” in this configuration) w/ the Unigy II/MK line. (same battery) These have buss bars, stack vertically , the interlocking stacks is perfect for earthquake locations. AND are totally </span></b></span><b class=""><span style="font-size: 15px;" class="">recyclable.</span></b></font></div><div class=""><font face="Calibri" class=""><span style="background-color: rgb(255, 255, 255);" class=""><b class=""><span style="font-size: 15px;" class="">Pictures of the SMA install & insights of battery installation available, contact me off line. TUMP</span></b></span></font><b style="background-color: rgb(255, 255, 255); font-family: Calibri;" class=""><span style="font-size: 15px;" class=""> </span></b></div><div class=""><div class=""><span style="font-size: 11pt; font-weight: 700; font-family: Calibri; background-color: rgb(255, 255, 255);" class=""> </span><div class=""><div><blockquote type="cite" class=""><div class="">On Mar 8, 2017, at 12:55 PM, Martin Herzfeld <<a href="mailto:findsolar@herzfeld.org" class="">findsolar@herzfeld.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="auto" class=""><div class="">Has anyone worked with them with a Sunny Island? Space is not an issue for this client.<br class=""><br class=""><div data-smartmail="gmail_signature" class="">Martin Herzfeld, IREC Certified Master Trainer ™ for PV Installation Professional #IREC 10037<br class="">California Solar Contractor License #00833782 C46, D56, D31, C-7<br class="">Solar, Trenching, Pole Installation & Maintenance, Instrumentation<br class=""><br class="">UL Certified PV Installer #17, OSHA 30<br class="">OSHA-Authorized Construction Trainer #C0068034<br class="">CompTIA Certified Technical Classroom Trainer (CTT+) #T3NSZCNBBKB4QTQG<br class=""><br class="">Registered NABCEP Continuing Education (CE) Provider<br class=""> </div><div class="gmail_extra"><br class=""><div class="gmail_quote">On Jul 20, 2016 2:00 PM, "Jerry Shafer" <<a href="mailto:jerrysgarage01@gmail.com" class="">jerrysgarage01@gmail.com</a>> wrote:<br type="attribution" class=""><blockquote class="quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><p dir="ltr" class="">We had a customer request them but once we found out how many it would take, he decided on the deka unigee instead. l dont like running my OB's at such a low voltage as they seem to get hotter due to the higher current. Some of our other product lines don't even reccomend aquions due to that low voltage, suggest asking your inverter manufacture too.</p>
<div class="gmail_extra"><br class=""><div class="gmail_quote"><div class="elided-text">On Jul 20, 2016 10:52 AM, "Drake" <<a href="mailto:drake.chamberlin@redwoodalliance.org" target="_blank" class="">drake.chamberlin@<wbr class="">redwoodalliance.org</a>> wrote:<br type="attribution" class=""></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="elided-text">
<div class="">
Hello Wrenches,<br class=""><br class="">
I have a client who is going to take the plunge and buy a set of Aquion
Batteries. They look pretty good on paper, but I'm not sure how well an
inverter would function at the 40 V minimum. Does anyone have experience
to recommend them or warn against using them?<br class=""><br class="">
Thanks,<br class=""><br class="">
Drake<br class=""><br class="">
Drake Chamberlin<br class="">
<i class="">Athens Electric LLC<br class="">
OH License 44810<br class="">
CO License 3773<br class="">
NABCEP Certified Solar PV <br class="">
<a href="tel:740-448-7328" value="+17404487328" target="_blank" class="">740-448-7328</a><br class="">
</i><a href="http://athens-electric.com/" target="_blank" class="">http://athens-electric.com/</a>
<br class="">
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