Running a 100 AMP sub panel from 200 AMP main panel - ASAP May 16, 2009Running a 100 AMP sub panel from 200 AMP main panel. One option I have is to run #4-3 THHN copper wire from the 200 AMP panel to the 100 AMP panel, in which the #4-3 will be wired to a double pole 100 AMP breaker in the main 200 AMP panel. I have also read that I could instead run a #6-3 THHN copper wire from a 60 AMP breaker in the 200 AMPThere are some other options here you have described some . why not use direct buried aluminum wire as your feeder to the sub panel . 2-2-4 tri..OK Jim .
I was just offering all the possibilities that came running thru my head with your original question .
if you are pulling this in co..Any made up cable with an outer covering is not rated for enclosure in a conduit run . so yes you must use single wires two hots and a neutral.That 1 inch PVC will take the 3 #6 wires or 3 #4 wires . the # ***** will be tight so guess you would need some lube for that pull . how many 90..Hi, I'm Mike G and I'll be glad to assist you. I suggest using 1 1/2" PVC with a 4 wire 100A URD cable. It is aluminum wire and much l.. What Size Conduit and Wire Do You Use on a 100 Amp Service? In most homes you will only see 100 amp service on secondary service panels, which are often called "sub panels." Many homes have a master service panel that feeds from municipal hookups and one or more secondary panels that feed from the master one.
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