HVAC Fundamentals: From Electricity Basics to System Mastery

Name: HVAC Fundamentals: From Electricity Basics to System Mastery
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Rating: 3.5 (195 reviews)

This free online course will explain the basic concepts and core principles of HVAC systems and their components.

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Learning Outcomes

In this free course, you will learn how to:

Distinguish power circuits from control circuits in HVAC systems.
Outline the use of Ohm’s law and Watt’s law in basic HVAC electrical scenarios.
Define overload, overcurrent, and inrush current conditions.
Identify the functions and ratings of fuses, circuit breakers, and other protective devices.
Describe single-phase and three-phase power systems and their common applications.
Explain thermostat operation and correct thermostat placement.
Summarize the operating principles of electric, gas-fired, hydronic, and forced-air heating systems.
Recall key airflow concepts, including static pressure, velocity pressure, total pressure, and fan types.
State the fundamental cooling principles, relevant gas laws, phase changes, and the DX cooling cycle.

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