Electrical Equipment: Operation, Control, Maintenance and Troubleshooting

This course covers the theory and practical operation of the most common electrical and electronic components and provides participants with the necessary knowledge and skills to perform electrical maintenance and troubleshooting.

Participants will gain an understanding of the relationship between voltage and current to work on and troubleshoot electrical systems.

The course will also cover Direct Current (DC) and Alternating Current (AC) circuit concepts, transformers’ types of uses and their interaction in an electrical circuit, as well as the necessary knowledge to work on and troubleshoot a motor control circuit.

Course Objectives

By the end of the course, participants will be able to:

  • Apply tools and techniques to perform electrical maintenance and troubleshooting on various pieces of electrical equipment
  • Demonstrate a basic current, voltage and resistance relationships in electrical systems
  • Explain the theory of a generator and how a sine wave is produced
  • Describe how inductors and capacitors work and interact with electrical circuits
  • Operate the different types of transformers and understand their interaction in an electrical circuit
  • Use semi-conductors in power supplies, rectifiers, voltage regulators and voltage multipliers
  • Operate Direct Current (DC) and Alternating Current (AC) motors and demonstrate how basic motor control circuits function
  • Use limit switches, proximity switches, load cells, and photo eyes effectively

Target Audience

This course covers the fundamental building blocks necessary for electrical maintenance personnel including electrical managers and supervisors, electrical professionals, electrical engineers, controls technicians as well as professionals responsible for the operation and maintenance functions. It will also be beneficial for anyone working with electrical contractors.

Target Competencies
  • Electrical equipment
  • Electrical maintenance
  • Motor control circuit
  • Troubleshooting of electrical equipment

Course Outline

Electrical concepts

  • Basic atomic structure
  • Voltage
  • Current
  • Resistance
  • Inductance
  • Magnetism
  • Capacitance
  • Direct Current (DC)
  • Alternating Current (AC)

Electrical terminology

  • Volts
  • Amperes
  • Ohms
  • Henry
  • Farads
  • Ohm’s Law
  • Kirchoff’s Law

Direct Current (DC) and Alternating Current (AC) circuits

  • Series circuit
  • Parallel circuit
  • Series-parallel circuit
  • Resistor-Capacitor (RC) circuits
  • Resistor-Inductor (RL) circuits
  • Resistor-Capacitor-Inductor (RCL) circuits
  • Tank circuits


  • Turns ratios
  • Power transformers
  • Step-up and step-down transformers
  • Isolation transformers

P/N junction semi-conductors

  • Diodes
  • Diacs
  • Triacs
  • SCRs
  • Zener Diodes
  • Light Emitting Diodes (LEDs)


  • Half wave rectifiers
  • Full wave rectifiers
  • Bridge rectifiers
  • Three phase bridge rectifiers


  • PNP transistors
  • NPN transistors
  • Common emitter circuits
  • Common collector circuits
  • Common base circuits

Motor fundamentals

  • Terminology
  • Direct current motors
  • Alternating current motors
  • Types of controllers
  • Control devices and symbols
  • Magnetic contactors
  • Overloads
  • Control circuits

Test equipment

  • Multi-meters
  • Oscilloscopes
  • Transistor testers
  • Capacitance testers
  • Cable testers

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