Question: What is the maximum ampacity of a 3-phase feeder consisting of 3 - 4/0 and 1 – No. 4 GND in a 2-in. PVC conduit? The feeder is installed underground to a remote building. All conductors are ...
Answer: Ampacity is the maximum current, in amperes, that a conductor can carry continuously under the conditions of use without exceeding its temperature rating (NEC ...