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ocpd

  1. Canadian Electrical Forum
    Hey all, Brother and I were having a discussion about a receptacle that I will be installing at a job for a welder. We are running 6/3 NMD, on 50 amp OCPD, with a 6-50 receptacle.(6/3 if for futureproofing. We run a neutral most of the time, so that a 14-50 can be installed in the future)...
  2. General Electrical Discussion
    I'm going to ask a question here that may sound dumb but, hey, you may never learn anything new if you are afraid to ask. - While working on a lot of older homes I sometimes notice that the insulation on some of the NM cables can be very, very difficult to strip. It's as if the insulation is...
  3. General Electrical Discussion
    Hi all, Here's a slow pitch for you to knock over the fence. I keep swinging and missing, however. When you're sizing conductors for a load, you take 125% continuous + non-continuous and there's your wire size. I got that part. Now, at what level do you fuse? Let me provide my example: I...
  4. General Electrical Discussion
    Ok, I think I understand that: When you have primary and secondary ocpd, Primary ocpd can be up to 250% of the transformers ampacity. Also, the secondary ocpd can be no more than 125% of the load being served. Also, I understand that what ever ocpd you install on the primary, the primary...
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