John Deere 30KW liquid cooled generator

   / John Deere 30KW liquid cooled generator #1  

pclausen

Veteran Member
Joined
May 9, 2008
Messages
1,472
Location
Nelson County, VA
Tractor
JD 5085M, Ford 1700, JD GT235
I live in Virginia and was without power for 4 days after the storm that came through the mid-Atlantic Friday night. I currently have a 8kw "whole house" Generac generator with a 100A automatic transfer switch. Running 4 days straight just about killed it. It is leaking oil bad now, eating about one quart every 4 hours. The unit is from 1996 and has 350 hours on it. It is plumbed into a 500 gallon in ground LP tank.

generac.jpg


I have salt water fish tanks, so I have to keep the generator running 24/7 or fish/corals would start dying within hours. That 8kw unit also runs the well pump, fridges and freezers, furnace and a lot of computer/tv/entertainment stuff. I have a 14 month old daughter and my wife is 34 weeks pregnant with a 2nd girl. To say she was upset with the heat due to no A/C and temps close to 100 and high humidity would be the understatement of the year.

My folks house down the street also was without power for 4 days, and they have a Generac Guardian 15KW generator that I installed for them back in 2008 or so. It also burned oil (didn't leak like mine) but due to bad rings or valves I'm guessing. It would shut down after 8 hours due to low oil. I would then top it back up, and have a really hard time getting it to start again. In fact, I could no longer get it to start the morning of day 3. My mother is 78, and the heat was really hard on her. Her generator was setup to run their 4ton A/C unit, but after day 1, it would no longer come on.

So I'm pretty much done with these air cooled non-continuous run generators and am looking at alternatives. I know that Generac offer liquid cooled units, but I think I want to steer clear of that brand going forward.

So I came across this John Deere 30kw generator:

generator.jpg


Description as follows:

Continuous-duty diesel engine that operates at 1800 RPM and comes with a muffler and 4 point vibration mounts for quieter operation. This unit features a 2.4L John Deere 4024TF turbo charged diesel engine, electronic governor (0.5% frequency control), electronic engine controls (including snapshot diagnostic data), cast iron crankcase with reborable liners, full flow lube oil filteration, brushless generator end (fan-cooled), solid state automatic voltage regulator w/ stability adjustment and underspeed protection, turbocharged aspiration, electronic fuel controller, extended 500-hour oil change and filter interval, single-side service points, liquid cooling, residential-grade muffler, replaceable foam air filter element, heavy steel skid base and control panel w/ hour meter.

The combo you see above runs $8,799 from generatorsales.com, which seems like a good deal for a liquid cooled 30kw diesel generator. I'm curious if anyone had any experience with the JD 4024TF engine? Its interim tier4 btw.

Since its diesel, I was planning on getting the optional trailer with a 250 gallon fuel tank. The generator consumes 1.3 gal/hr at 50% load. I anticipate using well under 50% at most times, so I'm thinking maybe 0.75 gal/hr, which would give me a run time of about 14 days, which should be plenty I would think.

Here's the trailer with the 250 gallon tank:

trailer.jpg


The dual axle trailer w/ the 250 gallon tank adds $6,375 to the cost, but I feel this a much more flexible option than going with just the 250 gallon sub-base and sound attenuated enclose for $3,495.

I would then also add the two wire auto start option for $375:

twowireautostart.jpg


And the 200A transfer switch for $1,295:

transferswitch.jpg


So the grand total for everything comes to $16,844, which seems very competitive to other 30kw liquid cooled options, let alone something that is tow-able with a 250 gallon tank.

I have 400A service to my house. Basically I have a 400A meter base on the outside that goes to a pair of 200A C&H panels on the inside. I was thinking I would consolidate all my critical circuits into one of the 200A panels and put the transfer switch between it and the meter base. I would love to be able to run both 200A panels off the generator, but that would mean a 400A transfer switch I think, which would be a lot more money.

Here's what I got to work with on the inside:

power1.jpg


The metal box in the middle the where the cables are feed from the 400A meter base outside on the opposite side of the wall. Off to the right is my current 100A transfer switch and 100A sub-panel. Those would both go away and be replaced with the 200A transfer switch.

And the meter base on the outside:

meterbase.jpg


So I figured I'd just pull out the 3 cables feeding the one 200A panel and run new cables to the transfer switch, and then trim the cables I cut out for the run between the transfer switch back to the 200A panel.
 
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   / John Deere 30KW liquid cooled generator #2  
Do you really need it to be portable? That is a lot of $$ for the trailer option. I wouldn't shell out $3K for their enclosure either -- I'd either put the generator in a barn/shed, or build an enclosure to fit. You could do something for a couple hundred bucks (even add automatic louvers if you want for a couple hundred more).

I was looking at the Kubota generators from the same company. Haven't checked out the specs of the Deeres yet, but will.

If you have a diesel tractor, consider using some sort of common tank that you can fuel the tractor from, and periodically have it topped off. That way, you know the fuel will always be fresh and you don't have to worry about long term storage (not a huge problem with diesel, but something to consider).

I started a similar thread a few months ago, and got some great advice here. Hopefully folks will be along to add their opinions. By the way, sorry to hear about your troubles -- these storms have affected a lot of people in VA. My family got lucky this time.
 
   / John Deere 30KW liquid cooled generator #3  
Peter, 1st thing is get rid of the coral tank. I had a 180 gal set-up for 7 years, lots of work and money. I have a 17 kw Briggs lp system. Does your gens run a cycle once a week?
 
   / John Deere 30KW liquid cooled generator #4  
Granted, a lot of money, but that Deere is one heck of a generator! Deere, as you may know, also manufactures a lot of marine diesels for all sizes of boats (I think the largest I've seen is about 120' (40 meters).
Anyway, that generator should be one extremely reliable unit and when comparing the kW output to the others on www.generatorsales.com, you're getting a lot of power. Most of the 10-12 kW units were in the $4K-$5K range, so the Deere unit is about 3 times the power for about twice the price.
 
   / John Deere 30KW liquid cooled generator #5  
30 KW is a big unit. Nice, but running costs and purchase price are both high. I agree that an 1800 RPM diesel is the way to go. I have a 10 KW Kubota powered unit, which I can power my entire house. The only things I can't do is run the hot water heater, dryer or oven without reducing other loads. But none of these are critical loads. When I "recharge" the hot water, I shut down the AC/Heat pump for an hour or so. Otherwise I can run all 3 zones of heat/AC, refriges and freezer and all of the creature comforts (TV, PCs, lights, etc).

I would get what you need, but don't go overboard. Running costs will be lower.

paul
 

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   / John Deere 30KW liquid cooled generator
  • Thread Starter
#6  
Do you really need it to be portable? That is a lot of $$ for the trailer option.
Each summer I typically throw a pig roast part in my field with live music, etc. I have been renting a generator for each such event. By having my own portable and quiet generator, I could forgo that expense. I also like the convenience of being able to have plenty of portable power anywhere I go. It is a lot of dollars, and I might rethink that.

I wouldn't shell out $3K for their enclosure either -- I'd either put the generator in a barn/shed, or build an enclosure to fit. You could do something for a couple hundred bucks (even add automatic louvers if you want for a couple hundred more).

Good point. My shop/barn is 250 ft from the house. I'd have to figure out what the cost of running power lines that far would be compared to building a shed attachment to the house in the vicinity of where the current generator is located.

If you have a diesel tractor, consider using some sort of common tank that you can fuel the tractor from, and periodically have it topped off. That way, you know the fuel will always be fresh and you don't have to worry about long term storage (not a huge problem with diesel, but something to consider).
Yes, I have 2 diesel tractors and would be looking at cycling through the fuel. I would need to be careful about not procrastinating in keeping the main tank topped off in case of a major incident what I would not be able to pick up additional fuel if needed.
 
   / John Deere 30KW liquid cooled generator
  • Thread Starter
#7  
Peter, 1st thing is get rid of the coral tank. I had a 180 gal set-up for 7 years, lots of work and money. I have a 17 kw Briggs lp system. Does your gens run a cycle once a week?
Lol, I hear you on getting rid of the tank. I got a 150 and a 180 that share a common sump in the basement. The 180 for 3 x 250w halides on it and the circulation pump is a 330w hammerhead. Skimmers, heaters, chiller, etc. consumes a lot of power. Also got a 210 that is not in use at the moment. I might take them down now with a 2nd baby on the way. Way too many things/projects going on as it is! Yes, my current generator does automatically exercise once a week.
 
   / John Deere 30KW liquid cooled generator
  • Thread Starter
#8  
Paul, does your 10 kw Kubota sit in your basement? Are you venting the exhaust to the outside?
 
   / John Deere 30KW liquid cooled generator #9  
5 years from now nobody at the Deere dealership will know where Mother Deere sourced the head or other electrical parts for that genset. Full-line manufacturers outsource low-volume stuff like that and when the initial contract is up, most of the time the support vanishes. Buy a genset from a company that treats gensets as their bread and butter, not an afterthought.
 
   / John Deere 30KW liquid cooled generator #10  
5 years from now nobody at the Deere dealership will know where Mother Deere sourced the head or other electrical parts for that genset. Full-line manufacturers outsource low-volume stuff like that and when the initial contract is up, most of the time the support vanishes. Buy a genset from a company that treats gensets as their bread and butter, not an afterthought.

Actually, the Deere generator is being sold through a company that specializes in generators (www.generatorsales.com)...not a tractor dealership.
 

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