Inspecting Commercial Electrical Systems Upcoming Sessions

ASHI’s Commercial Electrical Class provides 6 ASHI CE credits upon completion. Topics covered include:


  • Identify the proper safety procedures, personal protective equipment (PPE), and arc-flash protection needed during a commercial electrical inspection
  • Safety procedures
  • Describing the service
  • Unique characteristics of commercial electrical systems
  • Typical voltages
  • Three-phase power
  • Standby systems and backup generators
  • Uninterruptable power systems (UPS)
  • Comparisons of residential and commercial electrical systems
  • Transformers

Sign up and join us for this valuable and specialized class!


Classes are ASHI and TN state-approved for CE Credit. This means that a full day will reward you with a total of 6 CE credits.

If a minimum of 10 students are not registered 2 weeks prior to class, the class may be rescheduled.

There are no upcoming classes scheduled for this class. As new classes are scheduled, they will be posted here.

In the meantime, check out our Inspection Training and State Requirements page.