so how dead does it make the battery for fully discharge, the rhetoric, is run em down, throw them away, is there a rule of thumb for damage?
On Wed, Dec 2, 2015 at 12:49 PM, Bill Prince <[email protected]> wrote: > He didn't indicate how the 400 ah were configured. Is it one 12V 400 ah > battery, or one 24v 400 ah battery, etc. But as you noted, once you convert > the battery voltage and amp-hours to watts, it eliminates any confusion. > > If I had 4800 watt-hours of battery (assuming 12V X 4 at 100 amp-hours), I > would estimate 9 hours of run time until the batteries are dead as a > doornail. If you want to use them again (and most people do), then cut that > time in half. > > On the other hand, if you have a 48 volt battery with a 400 amp-hour > rating, then you actually have 19,200 watt-hours of capacity, and you could > multiply the above by 4. > > If you configure the four 12V/100 ah batteries in series, then you don't > have 400 ah, you have 48V/100 ah. The watt-hours are the same. > > bp > <part15sbs{at}gmail{dot}com> > > > On 12/2/2015 10:23 AM, Mathew Howard wrote: > > watt-hours stay the same - 200x24 and 100x48 both equal 4800 watt hours. > In other words, unless you have some horribly inefficient voltage > converters in the mix, it makes little difference. > > On Wed, Dec 2, 2015 at 12:05 PM, Bill Prince <[email protected]> wrote: > >> wrong. >> >> bp >> <part15sbs{at}gmail{dot}com> >> >> >> On 12/2/2015 10:04 AM, Josh Luthman wrote: >> >> If you do 4x 12v 100ah batteries and do 24v it's twice the time as 48v >> >> Josh Luthman >> Office: 937-552-2340 >> Direct: 937-552-2343 >> 1100 Wayne St >> Suite 1337 >> Troy, OH 45373 >> On Dec 2, 2015 1:01 PM, "Bill Prince" <[email protected]> wrote: >> >>> What voltage? >>> >>> bp >>> <part15sbs{at}gmail{dot}com> >>> >>> On 12/2/2015 10:00 AM, TJ Trout wrote: >>> >>>> >>>> How long will 500w load last on 400ah? >>>> >>>> >>> >> > > -- If you only see yourself as part of the team but you don't see your team as part of yourself you have already failed as part of the team.
