Welding processes and equipment
Welding power sources
The power-source characteristic describes how welding current changes when arc voltage changes. In manual arc processes it determines whether the arc remains stable or begins to fluctuate, spatter and reignite poorly.
Open interactive module →Topic overview
The power-source characteristic describes how welding current changes when arc voltage changes. In manual arc processes it determines whether the arc remains stable or begins to fluctuate, spatter and reignite poorly.
What the module covers
- Welding power sources — static and dynamic characteristics
- Selecting the power-source characteristic
Educational content does not replace current standards, approved WPS/WPQR documentation or decisions by competent welding coordination personnel.
Continue with the practical module.
Open this topic directly in the interactive WeldScope portal.