Correction, Error, I meant the normal float charging voltage is usually about 13.65V NOT 12.65 V.
On Sat, Aug 7, 2010 at 9:42 PM, <petedcur...@gmail.com> wrote: > Hi, > > Sealed Lead Acid Gel batteries do not vent under normal conditions. > Referring to 12 V batteries: Just make sure the maximum charging voltage is > as per the batteries spec. (usually about 12.65V at 25deg C) My experience > is that even when they have been left erroneously charging continuously in > equalization mode at 14.4V they bulge, dry out & loose capacity pretty > quickly but they don't gas and they don't leak. Sealed Gel cells generally > should not be equalized at a higher charging voltage. So if you have an > equalization setting disable it. Some chargers may have a temp sensor which > should be placed on the batteries casing, this helps to adjust the chargers > batteries charging voltage to match changes in temperature. > > As such they are safe to have in the same room as your equipment. > > I have not yet used AGM type sealed batteries, but they are supposed to be > much more durable under repeated deep discharge cycles, a batteries worst > enemy in reducing their lifetime. For this reason they are highly > recommended for Solar systems. > > Peter > > On Sat, Aug 7, 2010 at 5:05 PM, tahrens301 <tahr...@swtexas.net> wrote: > >> >> >> Hi Folks, >> >> I got a couple of the large AGM batteries for >> a solar installation, and was wondering if >> there is any condition that will lead them >> to vent inside the enclosure? They are sealed, >> but probably have one-way valves. >> >> Can I put the solar controller in the same >> enclosure? >> >> Figured some of you folks have done solar stuff >> before. >> >> Thanks, >> >> Tim >> >> >> > >