I would avoid running any of the new computer controlled mig or tig stuff off a normal generator.
Running arc welder off generator.
At weldclass we recognise that many operators especially in rural construction and maintenance industries have the need to run their welder off a generator.
Weldforce machines by weldclass are specifically developed with generator use in mind and have a high level of protection against voltage fluctuations.
You can run a small inverter welder off of a moderately sized generator as they only draw about half the amperage of a comparable transformer based welder.
If you are fortunate to establish an arc the arc will tend to pop out frequently.
Also there will not be adequate heat input to the work resulting in low weld quality poor fusion and poor bead appearance.
After that it is the same as normal.
The biggest problem i had was adapting the generator to the welder plug.
The generator is breaker protected.
Http goo gl lzejxl can both transformers and inverters be operated off non clean power generators without.
To successfully run your ac dc 225 125 welder you would need a minimum of a 15 000 watt ac generator.
Stick welding from the generator sucks.