Hi Allan, You check Rolls, which has a similar battery.
Jay Peltz power. > On Nov 28, 2018, at 10:43 PM, William Miller <[email protected]> wrote: > > Allan: > > We have had poor luck with the 8D AGM batteries (MK/Deka). Many of them have > had short life spans along with swelling, heating and even exploding. Your > point about the inefficient footprint is right on. > > I have minimal experience with Full River. I have seen a set fail, but heck, > anyone can do that in a hurry. > > When footprint is an issue, we have gone to racked AGMs, like the Deka Unigy. > Now to get higher voltages might require custom racking, but the cells come > in lots of sizes and shapes, physically and in capacity. It may be worth > checking into the size of a 400 AH Unigy cell and see how they rack up. I > don’t have but a smattering of drawings for the models we have purchased, but > my cursory look indicates you won’t save on volume or dollars, but you may > gain a smaller footprint with some Unigy racks in series. > > William > > <image002.jpg> > Lic 773985 > millersolar.com > 805-438-5600 > > > From: RE-wrenches [mailto:[email protected]] On > Behalf Of Sindelar Solar > Sent: Wednesday, November 28, 2018 9:31 PM > To: [email protected] > Subject: Re: [RE-wrenches] FullRiver battery question > > > Thanks, Ray. In this case I established availability (albeit in SoCal) and a > good written price quote before posting my request here. > > Allan > > On 11/28/2018 9:53 PM, Ray wrote: > > I don't see why it wouldn't have similar performance to other Fullriver > products. The problem I've had in the past, when I found that "perfect" > battery model on the spec sheet, is that the distributor usually doesn't > stock it, and then it either is too pricey, or too long a lead time to be > practical. > > Ray Walters > Remote Solar > 303 505-8760 > On 11/28/18 8:22 PM, Sindelar Solar wrote: > > Esteemed Wrenches: > > Short form, just my question: FullRiver makes a DC215-12 AGM battery, which > is in the J185 profile, more akin to an L16 at 15"x7"x15" tall. I haven't > used this particular battery model and it's not commonly used in solar > applications. Is there any reason I should avoid it, because of shape or > intended application or anything else? > > Background story: I'm rebuilding/upgrading one of a handful of late-1990s off > grid systems that use the Michigan Energy Works transformerless > inverter/charge controller on a 144V DC voltage standard. It's a rather > unique product, difficult to make fully Code-compliant today given the lack > of an isolation transformer between the DC and the AC. However, Code > compliance isn't the issue here. The existing system uses 24 6V L16 FLAs > wired in series, with a 900W array (10 BP590s from 1996) feeding them (at 5A > max). I'm adding 1,560W and reducing the battery capacity using FullRiver > AGMs. My question is simple: the most familiar large 12V AGMs are the 8D > profile with about 260 AH (C/20 rate) and sometimes the 4D profile with about > 210 AH. Both of these batteries are short, with a larger footprint, and 12 of > them won't fit in the space of the 24 L16s unless they're mounted on their > sides. I can do that but would prefer not to. FullRiver also makes DC215-12, > which is in the J185 profile, more akin to an L16 at 15"x7"x15" tall. It fits > the space. > > Thanks, Allan > > -- > > Allan Sindelar > [email protected] > New Mexico EE98J Journeyman Electrician > Founder (Retired), Positive Energy, Inc. > 505 780-2738 cell > > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://www.mail-archive.com/[email protected]/maillist.html > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org >
_______________________________________________ List sponsored by Redwood Alliance List Address: [email protected] Change listserver email address & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://www.mail-archive.com/[email protected]/maillist.html List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out or update participant bios: www.members.re-wrenches.org
