Electrical Schematics (EST 100 ... - UAW-Chrysler.com

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October 2003-September 2004
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2 Hours
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The successful completion of this course should enable the participant to understand:
1. fundamental concepts of electricity, including: voltage, grounds, AC voltage and frequency, and load;
2. practical applications and calculations, including work with: meters, signed numbers, safety, current,
resistance, color code, conductors and insulators, and wire size and type;
3. units of measurement, including: prefixes, technicians triangle, head calculations, Ohms Law,
power, voltage drops, safety, and ground faults;
4. series and parallel circuits;
5. voltage dividers, potentiometers, and rheostats;
6. magnetic principles, including: magnetic fields, coils, transformers, and clamp-on meters;
7. scopemeters and signal generators;
8. power supply circuits, including: diodes, bridge rectifiers, capacitors, and filters;
9. fundamental circuit parts, including: power connections, AC wiring, 3-phase (delta and
wye), fuses and breakers, single-line diagrams, switches and relays, solenoids and contactors, and
NEMA and IEC ratings;
10. ladder diagramming, including: ladder symbols, low-voltage control, motor control centers,
motor starters, thermal breakers, proximity switches, and indicator lights; and,
11. AC motor drives including variable voltage, variable frequency, and pulse width modulation
types of AC motor drives and applications.
Week 1 Objectives:
The participant will be able to work safely with electricity; use instruments to take and interpret electrical
readings; read and interpret electrical drawings and ladder diagrams; identify and test electrical components;
and understand the basic principles of AC and DC Motors.
Week 1 Topics Covered
• Fundamental concepts • Practical applications • Units of measurement
• Circuits • Components • Circuit parts
• Ladder diagramming • AC motors • DC motors
Week 2 Objectives
The participant will be able to test equipment to identify which board needs to be replaced or repaired in an
electronic system.
Week 2 Topics Covered
• Fundamental concepts • Circuits • Test equipment
• Solid state switches • Op amps • Power supplies
• Digital logic devices • Measurement techniques • Troubleshooting
• Math review of relevant computational techniques
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