[PUP] Energy resource management

[John Marshall]

Tks, Arild... I'll do the research and see how feasible it will be to  
mount.

John
On Dec 7, 2008, at 10:23 PM, 2elnav at netbistro.com wrote:

>> Can you drive the 300a model off a single belt? Not sure what my
>> current drive belt is called, but its an inch or so wide. If so, it
>> might be possible to replace my current Leece-Neville 170A model with
>> the 300A. Tks for heads up on the spec sheet. I'm guessing a used  
>> unit
>> might be floating around out there somewhere.
>>
>> John
>
> REPLY - off list
> These require twin Vee belts or a 10 rib serpentine belt.
> a pulley profile chart is also availabel on the Prestolite website.
> The surplus units I am referring to are now in the Bellingham WA  
> area. We
> got them in new condition still in the original shipping crate.
>
> Mounting is slightly different than what you might be accustomed to.  
> The
> mount is a saddle, not your conventional J-180 mount. Last time I  
> looked
> all relevant data sheets  including  mechanical mounting dimensions  
> was
> stil on the Prestolite website.
> These units were originally intended for locomotive use and were  
> designed
> with an end bell having a 3" duct collar for cooling air to be  
> ducted in
> from a blower.  The highway coach industry  also picked up  on these.
> There is a technical note on the Prestolite website dealing with how  
> to
> convert a D-50  oil cooled alternator to one of these air cooled  
> units. On
> the busses the alternator is mounted on a PTO shaft in the  
> transmission
> and this is also a very dirty area subject to road dirt and flying  
> water
> and road salt.
> Here again the ducted cooling air is a great way to keep the dirt  
> out of
> the alternator. For marine use you can also just dispense with the end
> bell and just mount a screen to keep anything from contacting the wire
> termination on the diode block.
>
> For USCG use these were de-rated to 200 amps continuous use. The 300  
> amp
> rating is good for about 5 hours running time at maximum amperage.
>
> Cheers
> Arild
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