08/28/17: Motors and Transformers

Poll created by dvigstol Employee on Aug 28, 2017

What is the minimum size THHN conductor required by the NEC to supply a 480V, 3 phase, 15 horsepower, squirrel-cage motor in a continuous duty application when supplied through a 50A inverse time circuit breaker with terminations rated at 75 degrees Celsius?

5 total votes
  • 6 AWG
    1
  • 12 AWG
    0
  • 8 AWG
    1
  • 10 AWG
    3
    Your vote