New Powerarc 200

   / New Powerarc 200 #11  
On going dialogue with the factory has been reassuring (and we have our man over there in the factory again). They did issue an apology, and promise to make them our way and ship lcl if need be.

From the email received this morning, here's what happened, a good bit more detail arrived this morning with a point by point answer to my questions. Forgive the disjointed detail, but I'll try to bring all the information together.

The units should weld 6010 without any problem. The factory's Argentinian customer had been the first company several years ago to request 6010 operation capability> 6010 is not used in China and some other places in the world for root pass, and 6013 is used in its place. Any one ever welding 6013 knows it doesn't require much of a welder to weld 6013. Many factories in China offer a small inverter stick welder, but very very few will weld 6010 correctly. Some will barely weld with a 6013. The Argentinians used a similar but larger design in their 400 amp units to our older style. Which produced a high voltage tap that provided a great arc as people see, but for the larger machines was too much power and the reactor builds a lot of heat creating a shorter duty cycle in the larger welders, though it was highly effective. The Argentinians had worked to get a single port unit with improved inductance and voltage management system. The 3 port system is a simple way to do it, but as just pointed out it has been known to be too hot for some applications and creates heat in the machine due to the separate reactor. Anyway, the reactors were redesigned and voltage management/inductance was improved to handle the 6010 through a single connection.

As I alluded to before, we were working on our new 300 design to be a conventional 2 port, and were surprised that the factory said no problem and I was a little surprised because I expected some development time and units sent for testing...It appears from this mornings email, the Argentinians were ahead of us and gotten it worked out and footed the "bill" so to speak. Of course, we did not plan on this coming in the 200 for some time, and wanted to use it in the smaller quantities of the 300 first. The factory took our request to mean we wanted it to be incorporated into all our units.

Hot start and the adaptive arc control is still built into the machine.

Of course, I will get hold of a unit quick as I can and verify this myself...But to sum up, yes, the units have been changed in this order. We can go back to the original if we need to. But IF this works, we may keep this. But if customers aren't happy, we can definitely turn things around and get some here as reasonably fast as possible and replace them with the original style.

Here's what I will ask our customers to do: Use the machine, see if it is capable for your needs. If not, we will put the manufacturing into gear on the old style and get them coming as soon as we can and will replace them soon as possible. Or if a customer insists, we will refund the product. After the email and given the detailed explanation, I have no reason to believe the factory was blowing smoke, and go on their advice that the unit will indeed work with the 6010 well. But, of course, the proof is in the pudding.

I am just glad I check the forums just before I go to bed.
 
   / New Powerarc 200 #12  
i have had my pa200 for a while now but, for a number of reasons (not least the weather) i haven't had much chance to use it.

i have to say it welds structural steel very well, no complaints.

pipe is another story, and as you can see, i'm still trying to dial it in.:laughing:
 

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   / New Powerarc 200 #13  
Ok, so essentially we got the next generation of welder, but before it's been field tested.

Thanks for the update. I feel better about it, but would still be very interested in your opinion after using it.

Ian
 
   / New Powerarc 200 #14  
Yes...and no, or rather not exactly.

Yes, it would seem to be the next gen.

No, it appears the Argentinians have been using it for some time around a year or so now and have had good results, as well as the Italians have recently adopted it. Factory said it yielded some of the best results the Italians had seen even with their own plethora of advanced inverter designs including the one they makes the inverters for Lincoln. But yes, to the fact WE haven't tested it yet. Factory states its the strongest welder design they have produced from the Argentinian design from the second email I received this a.m. Which our other PA 200 units had almost no issues at all.

I also asked about Tigability ( my word). They say it should not be affected. They repeated a phrase several times to me: "Voltage rate has been improved on the PCB." The older 6010 port put out more voltage across the board to compensate for the loss of amps when the rod was pushed close. From what I am gathering that the machine "Kicks" in extra voltage when it is needed now. That combined with arc force control (kicking in extra amps) helps defeat sticking and weak arc when the rod is pushed into the puddle that is common with many inverter and transformer welders. I am not an electronics guru. I will get some more light shed in the coming days. Its a weekend, and not much more I can get accomplished until I get my unit.
 
   / New Powerarc 200 #15  
i have had my pa200 for a while now but, for a number of reasons (not least the weather) i haven't had much chance to use it.

i have to say it welds structural steel very well, no complaints.

pipe is another story, and as you can see, i'm still trying to dial it in.:laughing:


Nice looking weld except for that little "pin hole". lol
 
   / New Powerarc 200 #16  
The units should weld 6010 without any problem.
Mark in case you didn't realize this, other machines only have two ports, and they work just fine.:laughing:
I'm sure interested in your take on the machine when you get it.



i have to say it welds structural steel very well, no complaints.

pipe is another story, and as you can see, i'm still trying to dial it in.:laughing:

Wow I guess I lucked out, my PA200 does pretty good on pipe. I'm the weak link. :eek:
 

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   / New Powerarc 200 #17  
Wow I guess I lucked out, my PA200 does pretty good on pipe. I'm the weak link.

good point, i am somewhat out of practice.:D

sometimes its best to get to know the machine before trying 1/8 root 1/8 cap roll on a 1/4 thick piece of pipe.:)

i am having trouble with the 6010 though... i just can't seem to get it to feel right (or go in right). for some reason, turning the heat down about 12-15 amps below normal seems to help. it goes in, but it the rings don't have that sharp, defined look, it almost looks like solar flux was used:confused:
 
   / New Powerarc 200 #18  
i am having trouble with the 6010 though... i just can't seem to get it to feel right (or go in right). for some reason, turning the heat down about 12-15 amps below normal seems to help. it goes in, but it the rings don't have that sharp, defined look, it almost looks like solar flux was used:confused:

If your not working to a WPS, try some Hobart 335A 6011. My PA 200 loves that stuff!
For 5-G vertical up I use 5/64" land and a 5/64" drill bit to set my gap. Around 65 to 70-amps for 1/8" rod. If the pipe closes up on me while tacking, I take a die grinder with a 1/16" wide disc to cut the gap back open.
 

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   / New Powerarc 200 #19  
Originally posted by ShieldArc

If your not working to a WPS, try some Hobart 335A 6011. My PA 200 loves that stuff!
For 5-G vertical up I use 5/64" land and a 5/64" drill bit to set my gap. Around 65 to 70-amps for 1/8" rod. If the pipe closes up on me while tacking, I take a die grinder with a 1/16" wide disc to cut the gap back open.

i appreciate the info and it's always welcome:), but i weld pipe for a living. the reason i bought the pa200 was to be able to practice at home rather than driving 550 miles and practicing at the the hall where i have to test before going to work. it costs about $140.00 per/day to rent a room and eat in edmonton.

i regularly have time off between jobs, so i figured i would practice at home with the pa200 and save the lodging money on the other end. i don't plan on welding in the dirt forever and a shop to practice in is in the relative near future.

at any rate, 6011 is a no-go. the petro-chemical industry in alberta is very particular about the welding that goes into it's facilities. we are issued a rod requisition slip, issued rods according to the paperwork we are given, and that's what we use, period. on many jobs, if you get caught with your rod oven unplugged, you are fired. if you get caught using a procedure that is not specified... toast... basically, there are a whole bunch of things that are simply out of the welder's control. lincoln 5p+ is used to weld the roots on every job, everywhere, period. (at least for carbon steel using the f3/f4 procedure)

on the other hand, i'm guessing that we both know that every problem a welder runs into is a gift, and the more time i spend fighting with this pa200, the better welder i will become;)

again, i'm not trying to slag the machine. i think, for the price, it is a great machine and i don't regret buying it. at the same time, it's no xmt304... not even in the same league. then again, it's 1/10 the price, so the pricing is not in the same league either.

whereas it may be possible to use a small generator and an xmt304 to supply the needs of a portable welding rig, i would say the same is not true of the pa200... at least for now.

edit: ps. hate the carry strap... put a lunch box handle on them.
 
   / New Powerarc 200 #20  
Holy crap! I' am truly embarrassed, you've forgot more about welding then I'll ever know!
Sorry about trying to give a professional pipe weldor advice on how to weld pipe, man do I have egg on my face!:eek::eek::eek::eek:


You like those XMT-304s do you? There is an auction coming up the first of June that has two of them, but the literature doesn't say if they're CC/CV or not. I went to an auction a couple weeks ago looking to buy a XMT-350 CC/CV with a 22A feeder. 5-year old machine went for $1,100.00 less than I can buy new!
 

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