Starting Batteries (Engine only!)

[whynotam]

I am curious if anyone has heard of the new batery technology from
Caterpillar Corp? http://tiny.cc/tqE1a They have type 31 batteries
that should be available this summer.

Alvie Miller
1993 WLWB
Arthur IL

--- In WanderlodgeForum@yahoogroups.com, Pete Masterson
wrote:
>
> The three type 31 batteries have about 3000 CCA (at 0 degrees F)
> available -- about 1000 CCA each. The large house batteries (in my
> coach they're type 4D) have about 1100 CCA (0° F) -- so you'd
still
> need 3 of them and there's no room. The house batteries are
designed
> for slow, long period discharge. The engine batteries are designed
> for immediate quick supply of amps to drive the starter motor.
They
> don't produce that amperage for very long, but they dump out a lot
of
> power in a short time. That's the basis of the design differences
> between deep discharge and regular engine starting batteries.
>
> Aside from the sometimes problems that 3 batteries cause, you're
> better off to stick with the three type 31s as originally designed.
>
> Pete Masterson
> '95 Blue Bird Wanderlodge WBDA 42
> El Sobrante CA
> aeonix1@...
>
>
>
> On May 26, 2008, at 6:51 PM, KB9BG wrote:
>
> > Thanks Greg for the reply, thus the reason for the poll of
members
> > for I am very concern about the DDec electrical issues also. My
> > AGM batteries are Deka SeaMate & RV AGM brand Absorbed Glass Mat
> > Technology Deep Cycle with 198AH @ 20HR and 1110 CCA and mention
on
> > the side of the batteries (6) that they are:
> >
> > 1. Leak proof
> > 2. Superior Cycle Life
> > 3. Completely Maintenance Free
> > 4. Heavy-Duty Power for Trolling Motors, House Power and
> > Accessory Loads
> > 5. Good for Engine Starting
> > The above may be all advertising issues to sell this type of
> > battery!!!!!!!
> >
> > Now we have the issue of this battery doing the 1110 CCA for
> > purpose of starting the engine vs. three (3) batteries hook
> > together (I guess we can always use the relay switch to throw
all
> > other House Batteries in needed situations ..).
> > <snip>
>