All good replies. [Linked Image]

I'm well versed in Section 42 of our CEC. From what I gather, it pretty much mirrors the intent of the NEC article.

This is an automotive hobbiest customer. (I suffer from the same affliction [Linked Image] The welder & plasma machines haven't been spec'ed. I'm basing the realistic maximum on what I've come to know with my own hobby, and dealing with the needs of a few automotive shops.

I've seen many installations with multiple 6-50R's on the same circuit. (machines with primary current in the ~40A range) I just wasn't sure if its considered acceptable practice depending on the situation, or permissable at all.

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I can do it for this lower price and it may trip, or for more money I can separate them and prevent any possibility of a trip.

Good point. Now what do you respond when you get "Well, a professional should know these things" for an answer? [Linked Image] This is popular answer for most questions. Sometime I wonder why I continue to do work for this fellow. LOL!


[This message has been edited by u2slow (edited 11-17-2006).]