# ECE 252 Introduction to Electrical Engineering

## Module 13B. Balanced Three-Phase Circuits

Course Objectives/Outcomes: Students who complete this course will be able to:

• Analyze balanced three-phase systems.

Module Objectives/Outcomes: Students who complete this module will be able to:

1. Sketch and label three-phase Y-connected and delta-connected motors and generators.
2. Calculate line voltage, line current, phase voltage, phase current, and power in balanced three-phase systems.

#### Assignment:

• Read Lesson 13B. [Module Objectives 1 and 2]
• Watch the videos. [Module Objectives 1 and 2]
• Solve Tutorial 13. [Module Objectives 1 and 2]
• Solve and submit Homework 13B. [Module Objectives 1 and 2]
• Solve Practice Quiz 13B. Try to do it in under 15 minutes. [Module Objectives 1 and 2]
• Check your practice quiz answers against the solution below. [Module Objectives 1 and 2]
• Now you should be ready for Quiz 13B. [Module Objectives 1 and 2]

#### Select an option:

Lesson 13B Balanced Three-Phase Circuits. [Module Objectives 1 and 2]

##### Streaming Videos

Video L13B-1 Three Phase Part 1. [Module Objectives 1 and 2]

Video L13B-2 Three Phase Part 2. [Module Objectives 1 and 2]

Video L13B-3 Practice Problem. [Module Objectives 1 and 2]

Video L13B-4 Practical Considerations. [Module Objectives 1 and 2]

Video Review. [Module Objectives 1 and 2]

Video L13B-1 Three Phase Part 1. [Module Objectives 1 and 2]
Video L13B-2 Three Phase Part 2. [Module Objectives 1 and 2]
Video L13B-3 Practice Problem. [Module Objectives 1 and 2]
Video L13B-4 Practical Considerations. [Module Objectives 1 and 2]
Video L13B-5 Review. [Module Objectives 1 and 2]

##### Bonus Material

Three Phase Motor (Power Point)

##### Tutorial

Tutorial 13 Balanced Three-Phase Circuits. [Module Objectives 1 and 2]

##### Practice Quiz

Practice Quiz 13B. [Module Objectives 1 and 2]
Practice Quiz 13B Solution. [Module Objectives 1 and 2]