Attendees will review and learn the principles and operation of frequency-controlled AC (Alternating current), motor drives, including current source inverters (CSI), variable voltage inverters (VVI), and pulse width modulated inverters (PWM). Attendees will also learn about heating, ventilation, and air conditioning (HVAC) applications, along with energy savings, motor pump sizing, and torque load calculations. In addition, attendees will review an overview of modern AC VFD design and component layout, as well as an overview of AC Induction Motors and how they work with VFDs.

Date: THURSDAY, NOVEMBER 5, 2026
Time: 4:00pm-7:00 pm
Credits: 3 Continuing Education Credits
Cost: Members $118 Non-Members $148 SRP Trade Ally $108
Instructor: Donnie Craft, MBA, HVAC Director, Rio Salado College

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