Special Transformers

 This lesson identifies the various types of special transformers and describe how they are used.

• Describe the use of a reactor in a circuit

• Identify the circumstances when you would use a choke in a circuit

• Explain why an isolation transformer is used to supply power to a variable speed drive

• Describe the windings in an autotransformer

• Compare the purposes of buck-boost transformers, potential transformers, and current transformers

• Identify a scenario where a control transformer is needed

• Identify an application that requires a K-Factor transformer