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Fridays rumination

I have been thinking (yes, smoke has been rising)


I'm not an electrician, but  am in charge of our facility and have a decent knowledge of how things work



Anyway, I want to have some distribution equipment replaced due to the age and condition of it.


I always specify Schneider Acti 9 boards or Powerpact 4 boards


These boards wont require anything bigger than 63a 3ph, so ill be ok with an Acti 9 board, but the total load is likely to be around 200 amps over an 18 way board. I was thinking that sounds a lot to put through a DB as a continuous load, but the website implies that its going to be fine. Is this right? I'm visualising a heating effect etc, so what point do you stop with a DB and go to a panelboard? Usually, if I need to supply something larger than 63a, I know ill need to have a panel board and can budget accordingly


Anyway, as I said, I'm just thinking out loud in preparation for budgeting
Parents
  • so, at that point, you would look at putting two separate boards in, to split the outgoing ways, perhaps with the incomer daisy-chained? 


    We have some boards with the supply, say 35mm going from a MCCB to the first board, and linking out to a second, or even a third.
Reply
  • so, at that point, you would look at putting two separate boards in, to split the outgoing ways, perhaps with the incomer daisy-chained? 


    We have some boards with the supply, say 35mm going from a MCCB to the first board, and linking out to a second, or even a third.
Children
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