1. Electric Motors
Unit 13
This is session 18 in curriculum manual

2. Session Learning Objectives & Agenda
TLW be able to describe:
AC vs. DC – what’s the difference? When do you use which one?
Use of AC motors in industry
Parts and components of motors and their P&ID symbols
How motors work
Hazards and mitigations
Monitoring and maintenance

3. AC versus DC AC DC Can reverse polarity Can reverse direction
Voltage remains constant
Current flows in one direction

4. Uses of Electrical Motors
Driver
Used with
pumps
compressors
mixers
fans

5. Operations of an AC Motor

6. AC Motor

7. Components of Electric Motors
Frame
Shroud
Stator
Rotor
Fan
Others

8. Electric Motor Hazards & Mitigations
Individual
Equipment
Production
Environment

9. Monitoring and Maintenance
Look
Listen
Touch

10. Electric Motor Symbols
Refer to P&ID diagram

11. Independent Practice Complete electric motors worksheet
Homework - Electricity