Sizing Feeders, Part 4. Feb. 25, 2013. ... One way around this would be to use a local separately derived transformer system at each building. The larger conductor is easily a less expensive way to go ...

To illustrate the basics of feeder sizing, we’ll expand on the example we used in Part 1. Now we’re sizing the feeder for six of those branch circuits. We’ll start with the OCPD. OCPD sizing. In this ...