Electrical Theory an Application for HVACR

OBJECTIVES:



IdenƟfy motor components and their funcƟons

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Describe the different types of single‐phase motors

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Explain the different motor applicaƟons

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Explain motor starƟng torque

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Calculate motor speed and slippage



Test motor windings

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IdenƟfy run, start, and common windings

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Describe components, funcƟons, and operaƟon of ECMs

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Describe how to connect different motor speeds



Check run, start, and dual capacitors for shorts, opens, grounds, and mfd raƟngs



Be familiar with motors used in modern HVACR equipment, as well as motors that have been

used by various manufacturers in the last two decades