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  1. #1
    Join Date
    Jul 2012
    Posts
    1

    Hobart Stickmate LK 235 Using a 3,500 Watt Generator

    Have a Champion 3,500 Watt (continuous rated, 4,000 watt start) AC power 120/230 generator. Am considering purchasing a new Hobart Stickmate LX 235 to use around the ranch and running it off of this generator. Will it work? Any help/comments will be greatly appreciated.

  2. #2
    Join Date
    Aug 2003
    Location
    Gillette, WY
    Posts
    2,266
    With little knowledge, but a quick search on the Internet, it appears that watts= volts X amps. So, with a 47.5 amp draw on 230 volts at full power it looks like you need 10925 watts.
    Miller 251, Lincoln PrecisionTig 275, Miller DialArc 250 AC/DC, Hypertherm 900, Bridgeport J-head, Jet 14" lathe, South Bend 9" lathe, Hossfeld bender with a collection of dies driving me to the poorhouse, Logan shaper, Ellis 3000 bandsaw, Royersford drill press and a Victor Journeyman O/A.

  3. #3
    Join Date
    May 2005
    Location
    Richmond, Virginia
    Posts
    5,320
    An 8-10 kW generator would be more appropriate.

    Edit: Dang, Roy, I'm getting slow on my responses.
    --- RJL ----------------------------------------------

    Ordinarily I'm insane, but I have lucid moments when I'm merely stupid.
    -------------------------
    DialArc 250
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    A kid that can actually run the stuff +++

  4. #4
    Join Date
    Mar 2003
    Location
    Brethren, Mi
    Posts
    11,282
    No, it wont work, be cheaper to buy a China small inverter that would.

  5. #5
    Join Date
    Jun 2012
    Location
    Molalla, OR
    Posts
    353
    Hmm for that I would say you'd have to run no more than 75-100 amps max but I can't say for sure. 8-10 is what you want at the smallest, I've looked into that matter, a maxstar 150s might be in order on that one.

    Eastwood MIG135, never fails to make me wonder.
    Lincoln idealarc 300/250: runs like it was made today. Looks like its seen some better days. Origin is Ashland lumber mill. Ready to go. Needs some new leads and a little specialty TLC.
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  6. #6
    Join Date
    May 2003
    Location
    Suffolk Virginia
    Posts
    1,734
    No. Biggest problem is the surge when you strike an arc. The power lines are generally considered a stiff supply or infinite bus and there is very little voltage drop during a start. The generator will have a very large voltage drop until it ramps up and it will be hard to hold the arc during the transient.
    Blacksmith
    Stickmate LX AC/DC
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    HH 210 and bottle of C25

  7. #7
    Join Date
    Mar 2010
    Location
    SE Michigan
    Posts
    2,059
    Which is also why a portable genset is a poor choice for ac motor duty. Inrush (start amps) are 3 times running amps. Line power has the transient ability to make the jump, a genset don't.

    My Yamaha 2800 I is hard pressed to start a 1.5 horse motor under load.
    So little time...So many machine tools.........
    www.flipmeisters.com

    Miller, Hobart & Lincoln TIG/MIG/-
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    Too many motorcycles.............-

  8. #8
    Join Date
    Aug 2012
    Location
    Graham, Texas
    Posts
    23

    re generator

    Quote Originally Posted by dbargranch123 View Post
    Have a Champion 3,500 Watt (continuous rated, 4,000 watt start) AC power 120/230 generator. Am considering purchasing a new Hobart Stickmate LX 235 to use around the ranch and running it off of this generator. Will it work? Any help/comments will be greatly appreciated.
    I have an older AC welder that I us with a 6500 watt generator welder will go up to 225v amps and it works fine for me with no problems, the highest that I weld it about 190 amps on 2 3/8 pipes no problems. I use it mostly now on 14 gauge square tubing running at about 85 amps and it will weld all day long. all I can say is to try it and see if it will do the trick for ya. it wont hurt either unit to try it, it will either work or it wont, others might tell ya not to an that it wont work but you wont know till you try ,......Dont Be Skeered LOL

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