Re: Motors to replace the EV Warriors [TANKS]

[himself-at-adamwells.net]

No clue. DeWalt doesn't publish that information, so somebody would need to 
actually test one and find out.

 Quoting Michael Kouridakis <mrdingleberry-at-comcast.net>:

> Any idea of the current under load on these?
> Mike
> ----- Original Message -----
> From: <himself-at-adamwells.net>
> To: <tanks-at-rctankcombat.com>
> Sent: Sunday, December 18, 2005 11:52 AM
> Subject: Re: Motors to replace the EV Warriors [TANKS]
> 
> 
> > I'd just like to correct my previous statement. The "new" DeWalt 12 volt
> motors
> > (Part number 396505-20) are able to put out 33 ft lbs, not 29. So, they
> spin
> > about 84% faster in low gear than the 12 volt EV Warrior with 1:9
> reduction and
> > put out identical torque.
> >
> > Quoting himself-at-adamwells.net:
> >
> > > Well, I had originally decided to build a Panzer II, and I ordered two
> 12
> > > volt
> > > Dewalt motors with matching three speed gear boxes from robotcombat.com,
> > > along
> > > with drive shafts to fit them from teamdelta.com. I have to say that
> size
> > > wise
> > > drill motors seem like the ideal solution for powering low profile
> tanks. I
> > > decided to steer clear of the 24 volt versions, since their increased
> power
> > > comes with a doubling in battery weight and I was shooting for a fully
> loaded
> > > weight of 50 lbs with the Panzer II.
> > >
> > > I've since decided to drop the Panzer II idea for a 36" (1:7.25 scale)
> T-62,
> > > since it'd be a more well rounded tank for my first build (40/4 rating,
> > > compared to 30/2 rating). So, I guess I'll find out soon enough if the
> 12
> > > volt
> > > drill motors can power a MBT. I will point out that the 12 volt DeWalt
> with
> > > it's gearbox (450 RPM - 29 foot lbs) seems to have more potential than
> the EV
> > > Warrior on 12 volts with the 1:9 ratio (246 rpm - 32 foot lbs)  that
> seems to
> > > be the standard. The DeWalt could be geared down to the same RPM and be
> > > putting
> > > out over 50 foot lbs.
> > >
> > > Quoting Bruder John R LTC USA NORAD USNORTHCOM J22
> > > <John.Bruder-at-northcom.mil>:
> > >
> > > >
> > > >
> > > >
> > > >
> > > > Classification: UNCLASSIFIED
> > > >
> > > > What motors out there are good replacements for the EV Warriors?  I
> found a
> > > > few scooter motors that are close, but are only about 2700 RPMs at 24
> > > volts.
> > > > Seems kind of slow at $30.00 each.  I have seen tanks with 12 volt
> drill
> > > > motors being used.  How do they hold up and are they only used in
> light
> > > tanks
> > > > like the Hetzer?
> > > >
> > > > What would others recommend?
> > > >
> > > > Thanks,
> > > >
> > > > John
> > > >
> > > > John R. Bruder
> > > > LTC, USA
> > > > Intelligence Chief
> > > > Bi-National Planning Group
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > >
> > >
> > >
> > >
> > >
> >
> >
> >
> >
> >
> >
> > --
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> >
> >
> 
> 
> 
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