wiring for a welding receptacle - Electrician Talk Mar 01, 2017wiring for a welding receptacle. I've got a mid-1980s model Miller welding machine that I use for home use. It's a pretty beefy machine. Something else I thought of though. I could just as easily get a 3-wire 480V 100A plug and recep, and wire it 240. And to those who suggested using a 50A breaker on it. You're probably right.Welder Breaker, Supply Conductors and ReceptacleAug 07, 2017120V 20 amp welder - Electrician Talk - ProfessionalMay 11, 2017Welder Receptacle - Electrician Talk - ProfessionalNov 22, 2010Electrician Talk - Professional Electrical Contractors See more results[PDF] 3P Plugs and Receptacles - Cooper Crouse-Hinds 3P Plugs and Receptacles Industrial Heavy Duty Interlocked Interchangeability Chart Interchangeability Chart Many of the plugs listed in this section can be used interchangeably with receptacles from other sections, both in hazardous and non-hazardous areas, provided electrical rating and style of plug and receptacle are the same.