Wye and Delta Connections
About this class
Learn about the relationship between phase and line voltages in various connections, and demonstrate the application of the formula that shows this relationship.
Prerequisites
The lesson requires a fundamental knowledge of electrical theory and technology. Basic knowledge of 3-phase circuits is recommended.
Description
The tenth lesson in the iKNOW Electrical Theory for Troubleshooters Library, this lesson discusses Wye and Delta configurations and explains the relationship between phase and line voltages in various connections, and demonstrates the application of the formula that shows this relationship.
Objectives
Describe the relationship between phase and line voltages in a 3-wire wye connection. Describe the relationship between phase and line voltages in a 4-wire wye connection. Describe the relationship between phase and line voltages in a 4-wire wye connection. Describe the relationship between phase and line currents in a delta connection. Calculate power in a 3-phase load. Apply the formula that shows the relationship between phase and line currents in a 3-wire wye connection. Apply the formula that shows the relationship between phase voltage and single-phase load voltage in a 4-wire wye connection. Describe the the relationship between phase and line voltages in a delta connection.
Content
General
Wye and Delta Connections
The tenth lesson in the iKNOWâ„¢ Electrical Theory for Troubleshooters
Library, this lesson discusses Wye and Delta configurations and explains
the relationship between phase and line voltages in various
connections, and demonstrates the application of the formula that shows
this relationship.
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Wye Delta Connections