PTO Generator Suggestions

   / PTO Generator Suggestions #1  

zuiko

Platinum Member
Joined
Jun 23, 2003
Messages
565
Location
Minnesota
Tractor
JD 990 4WD
Is the Northern Tool 13kw generator the way to go or is there something better or cheaper I should look at? I'm also wondering how good the waveforms are that come out of these. Any issues running computer equipment? Thanks.
 
   / PTO Generator Suggestions #2  
That is the one I used, very good unit.
 

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   / PTO Generator Suggestions #3  
I think Soundguy bought one of those. I know he reported good things about it. I have read a few others that said there was no problem with running sensitive equipment with the Northern Tools gensets. Keep in mind that if you don't have the PTO HP required, you can still get power enough to run many things.

John
 
   / PTO Generator Suggestions #4  
You can get a tiger power generator with a cart, cord set and PTO shaft for about the same price. The tiger-power has a more advanced voltage regulation system and its weatherized.
 
   / PTO Generator Suggestions #5  
Get a UPS for the computer (Uninterruptable Power Supply)
and plug it into the generator. This will take care of any problem power.
A UPS conditions the power and keeps it steady.

Pooh Bear
 
   / PTO Generator Suggestions
  • Thread Starter
#6  
</font><font color="blue" class="small">( You can get a tiger power generator with a cart, cord set and PTO shaft for about the same price. The tiger-power has a more advanced voltage regulation system and its weatherized. )</font>

Any idea what the approximate cost is on a comparable model? The tiger site does not seem to give any prices.
 
   / PTO Generator Suggestions #7  
Neil failed to include that his family's business sells Tiger Gen Sets. Here is a link to their site with prices.

Messick Farm Equipment

John
 
   / PTO Generator Suggestions #8  
Not entirely true. On low-end UPS's (what I call "switching" UPS's) the AC output of the UPS is connected (via a relay) directly to the AC input (no filtering is done at all) when AC power is applied to the input. Only when you lose the AC input does the relay switch the output to the power produced by the UPS batteries/inverter. UPS's that provide a clean, filtered AC output regardless of the qualtity of the AC input power are significantly more expensive than their low-end brethren, and are much "harder" on their batteries, requiring more maintenance.
 
   / PTO Generator Suggestions #9  
I bought from the guys at Power Connection:

https://ssl.perfora.net/www.powerconnectioninc.net/sess/utn;jsessionid=154464941864b36/shopdata/index.shopscript

Compared to others, these have much better waveform and active voltage control. Something like less than 1% voltage deviation from zero to full rated load, from memory. Mine came already mounted in a very nice three-point cage, with pins. Also came with an imported (Italian) driveshaft, very nice, greaseable, with all gaurds. And the control head box with large easy-to-read voltage and frequency meters and the voltage control circuitry and breakers and recepticals, all in a weather-tite box shock mounted from the main generator chassis. And complete with 10' power cord and plug.
Hints: Ask for a 20 foot power cord, ten just limits you too much.
And remember, buy at least as big a generator as you need, even if it is rated at more HP than your tractor has available. If you upgrade tractors someday, the genny will be ready. And, if you are not using the power, it doesnt take the input HP. In other words, if you buy a 15KW (normally requiring 30 HP) unit and only use 10 KW, you can spin it with 20 HP. Plus, it will be heavier rotating mass and as such will start motors like AC compressor or well submersible pump better than a smaller one, even if HP input is the same, due to the inertia of the spinning armature. The larger unit will be tasked less compared to its full rating, and so it should also last longer.
Be sure to buy a brushless design!
Look for copper windings. Power Connection told me the one I bought was copper.
It would be preferable to have an 1800 rpm unit, over a 3600 rpm unit. You may not be able to find this, I was not able to in the small size I wanted. The slower the alternator spins the longer it lasts. The alternator speed has nothing to do with the tractor, they all (or most) use the standard 540 rpm input, to a gearbox, to the genny.
Hope this helps, its mostly all stuff I learned here, so maybe you already read it. Good luck!
 
   / PTO Generator Suggestions #10  
Just curious, but how long will a typical CUT, say 20-30 hp, run one of these things on a gallon of fuel?

I'm assuming these little diesels will 'idle' for long periods without a problem?
 
 
 
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