OBJECTIVES:
The aim of this course is to present the technical subject of electric motor controls in a language as non-technical as possible. Course is 75% hands-on.
Upon completion students should understand:
- How contractors and relays work
- How thermal overload protection work
- How manual and magnetic starters
- How to design simple control circuits
PREREQUISITE
- Students who have completed a Basic course in Electricity or Electronics OR
- Students with practical experience in Electrical Systems
DURATION:
- Ten (10) three hour (3 hour) sessions (30 Contact hours)
TOPICS INCLUDE:
Control Components
- Contractors and Relays
- Timers
- Pilot Devices
Control Schematics and Wiring diagrams
Full Voltage Magnetic Starters
- Combination starters
- Reversing starters
- Jogging and inching
- Manual vs. magnetic starters
Selection Contractors and Starters
- Utilization categories
- Nema
- IEC
Overload Relays
- Class and construction
- Selection
Hands-on
- Design and wiring of starters and simple control panels
- Utilizing control transformers, relays and pilot devices
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