Upon completion of the course, the student should understand:

• Why AC and DC ratings on fuses and circuit breakers are different.
• The NEC rules for backfeeding circuit breakers.
• The difference between disconnects and controllers.
• Connecting additional sources and loads to a distribution panel, including addition of electric vehicle chargers.
• The difference between shallow and deep discharge storage batteries.
• The difference between lead-acid and lithium storage batteries.
• Charging requirements of lead-acid and lithium storage batteries.
• Temperature, charging and discharging effects on battery storage capacity.
• Advantages and disadvantages of simple, magnetic and electronic motor starters.
• Several troubleshooting methods and their common uses.
• When expansion joints are needed in PVC and metallic conduit and how to install them.
• Photovoltaic Systems – types, DC components, inverter operation, AC components and safety considerations.
• Charging requirements of typical electric vehicles (EVs).
• How to calculate whether an existing service can handle electric vehicle chargers.
• 2020 National Electrical Code changes for general installations.