Re: Miracle Motor

Were are you getting the information as to whether these motors have
ball bearings or not...I see no mention of it in any of these motor
descriptions.

Wally




--- In CAD_CAM_EDM_DRO@yahoogroups.com, "turbulatordude"
<dave_mucha@y...> wrote:

>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "cnc_4_me" <cnc4me@g...>
> wrote:
> >
> > Well, my take on this is you are running a 260V motor on 80V or

70%

> > less voltage...If that isn't derating, i dont know what is...
> >
> >
> > Wally
>
> The $29.99 motor is 110VDC, not 260V so his reduction is much less.
>
> also, the $9 motor does not have roller bearings.
>
> Neither do the $19 or $21 motors.
>
> So, the $9 motor is the 260 volt one, without roller bearings.
>
> the $29 has roller bearings and is listed at 110 volts.
>
> Also, the $9.99 motor is not speciffically listed as having dual
> shafts although it does come up on the search for cual shafts.
>
> http://www.surpluscenter.com/
>
> $9.99 p/n 10-2167
> $19.99 and $21 p/n 10-1783
> $29.99 p/n 10-1573
>
> Also, you are correct that the numbers don't add up.
>
> the $9.99 motor is listed as a 2-1/4hp at 260 volts @ 5 amps
> 260 times 5 = 1,300 watts
> 1,300 / 748 = 1.73 hp
>
> I'm kinda confused myself, but this seems like what we are talking
> about.
>
> Dave