Generator

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Subject Author Date
Generator SteveB 08-17-2008
Posted by SteveB on August 17, 2008, 2:22 pm
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I need to power my Lincoln SP 175+ in a remote location without bringing in
a line off the pole. ($$$) It calls for 220v and 22 amp in. What would be
a good size generator to look for that would run the unit, not get over
heated, yet not be overkill? Some of the 220 plugs I've seen on generators
look wimpy, too. I have a dryer plug on mine. Are the smaller plugs any
the less capable?

Steve

--
"...the man who really counts in the world is the doer, not the mere
critic-the man who actually does the work, even if roughly and imperfectly,
not the man who only talks or writes about how it ought to be done."
Theodore Roosevelt 1891



Posted by Mike923 on August 17, 2008, 2:08 pm
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> I need to power my Lincoln SP 175+ in a remote location without bringing
in
> a line off the pole. ($$$) It calls for 220v and 22 amp in. What would
be
> a good size generator to look for that would run the unit, not get over
> heated, yet not be overkill? Some of the 220 plugs I've seen on
generators
> look wimpy, too. I have a dryer plug on mine. Are the smaller plugs any
> the less capable?
>
> Steve

This may help out some.
http://www.frentzandsons.com/Hardware%20References/plugandreceptacleconfiguratio.htm

Mike



Posted by RoyJ on August 17, 2008, 4:39 pm
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240 volts at 22 amps is 5280 watts. For welders, that calc is not quite
right since welders are notorious for having weird phase angles. That
means that means you cannot be absolutely sure things will work
correctly before you try it. A big question mark is if you need to run
it at max amps or settle for something less. My 225 amp buzz box welder
runs fine on a 4 kw gen set but not at full power.

There is a good chance you can run the unit with a standard 5kw el
cheapo set from the big box stores. These run in the $500 range on sale,
$700 or so full price, $300 to $400 is a fair price on a modestly used
unit.

Going up to the 7200 watt base load size units would be a good bet but
more money. This is the size I would think about for serious use. For
the generator head alone see this:
http://www.harborfreight.com/cpi/ctaf/displayitem.taf?Itemnumber=45416

If you are going to do semi production welding for hours on end, the
little one lunger powered units are just not going to hold up.

The recepticals on the generators are usually the minimum NEC rated
size. Barely enough but good enough.


SteveB wrote:
> I need to power my Lincoln SP 175+ in a remote location without bringing in
> a line off the pole. ($$$) It calls for 220v and 22 amp in. What would be
> a good size generator to look for that would run the unit, not get over
> heated, yet not be overkill? Some of the 220 plugs I've seen on generators
> look wimpy, too. I have a dryer plug on mine. Are the smaller plugs any
> the less capable?
>
> Steve
>

Posted by SteveB on August 17, 2008, 9:31 pm
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A big question mark is if you need to run
> it at max amps or settle for something less. My 225 amp buzz box welder
> runs fine on a 4 kw gen set but not at full power.

Most of the MIG welding is done at 50-60% power, and if it's thicker than
that, I fire up the SA 200 and pull out the 7018.

I like overkill, and really think that 5kw would be adequate.

That said, I like quality, and would buy a good generator, and if I could
find a used one, would probably even buy one more than 5kw at a good price.

steve



Posted by Gunner Asch on August 17, 2008, 8:36 pm
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wrote:

>
>
> A big question mark is if you need to run
>> it at max amps or settle for something less. My 225 amp buzz box welder
>> runs fine on a 4 kw gen set but not at full power.
>
>Most of the MIG welding is done at 50-60% power, and if it's thicker than
>that, I fire up the SA 200 and pull out the 7018.
>
>I like overkill, and really think that 5kw would be adequate.
>
>That said, I like quality, and would buy a good generator, and if I could
>find a used one, would probably even buy one more than 5kw at a good price.
>
>steve
>
Check wrecking yards that handle motorhomes. Lots of Onans etd stuck
away in the bellies of motor homes.

Gunner

The hottest places in hell are reserved for those
who in times of great moral crisis maintain their neutrality",
John F. Kennedy.

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