ACR121 — Principles of Electricity for HVACR
ACR 121 - Principles of Electricity for HVACR ACR 121 - Principles of Electricity for HVACR 3 Hours This course is designed to provide the student with the basic knowledge of electrical theory and circuitry as it pertains to air conditioning and refrigeration. This course emphasizes safety, definitions, symbols, laws, circuits, and electrical test instruments. Upon completion, the student should understand and be able to apply the basic principles of HVACR circuits and circuit components.