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- Tue Oct 01, 2019 8:12 am
- Forum: Electrical Systems
- Topic: 50 or 30 amp RV plug vs welder plug
- Replies: 3
- Views: 6505
50 or 30 amp RV plug vs welder plug
I'm not an electrician or electrical engineer. I understand that a 240volt welder plug has only three prongs (I believe two hots and a common). Am I correct so far? If so, what about the ground? Does a welder not have a ground wire? An 50 amp RV plug will have four prongs: a pair hots, a common, and...