What is the arc-flash boundary for a 480 volt motor control center that has not had an incident energy analysis performed?

Poll created by dvigstol Employee on Feb 7, 2018

According to the 2018 edition of NFPA 70E®, what is the arc-flash boundary for a 480 volt motor control center that has not had an incident energy analysis performed and is fed by a feeder with 38,000 amps of available fault current that the OCPD can interrupt within 15 cycles?

2 total votes
  • 14 ft
    1
  • 3 ft, 6 in
    0
  • 5 ft
    0
  • An incident energy analysis must be performed in order to determine this boundary
    1
    Your vote