Question of the Week

Some equipment may have multiple arc flash labels for a variety of reasons.

  • Different operating configurations
  • Equipment is long/large – including busway
  • Equipment has different incident energy for main/feeders such as some switchgear.

There may be other reasons as well.

This week’s question:

What is the greatest number of arc flash labels you have seen/used on electrical equipment?
More than 3 (how many?) ANSWER