This 2-hour interactive class covers ampacity calculations for conductors in residential, commercial, and industrial applications, including derating for ambient temperature, number of conductors in a raceway or cable, and installations on rooftops. Participants must…

This 2-hour interactive class covers calculations for motor disconnects, overloads, branch-circuit conductors, branch-circuit short-circuit and ground-fault protection, feeder conductors, and feeder short-circuit and ground-fault protection. Participants should bring: NEC book,…

This 2-hour interactive class covers calculations for correctly sizing transformer primary and secondary conductors and primary and secondary overcurrent protection for single-phase and three- phase transformers of all sizes. You…

The purpose of this 4-hour class is: 1. To introduce personnel to the electrical hazards of shock, arc flash and arc blast. 2. To explain the requirements of NFPA 70E:…

This 6-hour interactive course is designed for those who wish to better understand the grounding and bonding of electrical systems and equipment.  The PowerPoint presentation has been completely revised to coordinate with the…

This interactive class covers calculations for overcurrent protection for conductors and equipment in residential, commercial, and industrial services, feeders, and branch circuits. Also covers rules for feeder taps and transformer…