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38

Competency and Task List

Electrical

Students should

have knowledge

of and be able to

demonstrate

proficiency in:

Electrical Safety

The structure of an Atom

Direct current

Alternating current

Positive and negative charged atoms

Potential difference

Current flow

Ohm’s Law and solving problems applying to Ohm’s Law

Watts Law

Series and Parallel circuit rules

The effects of voltage drop, amps, and resistance in a series circuit

The effects of voltage, amps, and resistance in a parallel circuit

The effects of voltage, amps, and resistance in a combination series-parallel circuit

Impedance and how it effects a circuits

Interpreting Electrical Diagrams

Calculating and measuring the voltage output of a transformer using the number of turns on

the primary vs. the secondary sides

Defining and identifying conductors

Describing and identifying insulators

Describing and identifying semi-conductors

Identifying the types and describing the proper application and use of “Circuit Protectors”

Overload protectors construction and function

Evaluating, replacing, and describing the function, application and wiring of a start capacitor

Evaluating, replacing and describing the function, application and wiring of a run capacitor

The fundamentals of single phase and three phase motors

Defining and measuring Locked Rotor Amps, and Full Load Amps

Demonstrating and explaining the purpose of checking the resistance of motor windings

Describing a dual voltage three phase motor

Describing a dual voltage three phase motor and demonstrating the wiring configurations

Describing a permanent split capacitor motor, capacitor start induction run motor, and a

multi speed motor

Describing the operation and characteristics of motor speed drives

Describing and demonstrating setup and adjustment of a Variable Frequency Drive (VFD)

Describing and demonstrating setup and adjustment of a Variable Speed Drive (VSD)

Describing and demonstrating the method used to change rotation direction in a three phase

motor

Describing and explaining motor construction, speed, rotation for single phase motors

Describing the operation and characteristics of an Electronically Commutated Motor (ECM)

Disassembling, assembling, and describing the function of the parts of an induction motor

Explaining the difference between a Wye and Delta three phase motor

Describing the differences between a “Pictorial”, a “Ladder Diagram”, and a “Schematic”

Cleaning evaluating and installing different types of motors (Shaded pole, split phase, PSC,

CSR, and ECM)

Evaluating and installing a run and start capacitor

Determining the sequence of operation using schematic wiring diagrams

Drawing and interpreting electrical diagrams for the purpose of troubleshooting

Installing and evaluating a transformer.

Installing and evaluating a contactor