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Basic Electrical Course
More than 2 million students worldwide

Basic Electrical Course

Get the foundational electrical knowledge and hands-on skills that employers and licensing boards expect. This course covers everything from safety procedures and circuit theory to wiring installations and troubleshooting. Whether you're starting your apprenticeship or sharpening your trade skills, this is the training that gets you job-ready.

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What you will learn:

You will learn how electricity works at the atomic level and how to apply Ohm's Law, Kirchhoff's Laws, and circuit theorems to real DC and AC systems. You will master electrical safety, including PPE selection, hazard recognition, and lockout/tagout procedures. The course walks you through transformer operation, three-phase power, and power distribution systems. You will also develop practical wiring skills covering conductor sizing, overcurrent protection, conduit installation, and panel wiring. By the end, you will know how to diagnose common electrical faults using professional test instruments and how to maintain systems to prevent costly downtime.

How you study in practice Basic Electrical Course

How you practice Basic Electrical Course

For companies looking to train their teams

With Dedika for businesses, the course includes exercises and examples tailored to your own business and the way your company needs.

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Course Content

8 Chapters • 38 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Electrical Safety Principles

  • Lesson 1 • Lockout and Tagout Procedures

    Teaches energy isolation procedures to prevent accidental energization. Ensures students can safely de-energize equipment before maintenance.

  • Lesson 2 • Emergency Response for Electrical Incidents

    Prepares students to respond to electrical shock, fire, and arc flash events. Covers first aid priorities and emergency communication protocols.

  • Lesson 3 • Electrical Hazards and Risk Assessment

    Identifies shock, arc flash, and fire hazards in electrical work. Develops systematic risk assessment skills for workplace safety.

  • Lesson 4 • Personal Protective Equipment

    Specifies PPE selection and proper use for electrical tasks. Connects equipment choice to specific voltage levels and hazard categories.

  • Lesson 5 • Grounding and Bonding Safety

    Explains protective grounding and equipotential bonding principles. Prevents shock and equipment damage through proper grounding practices.

Chapter 2See details

Fundamentals of Electricity

  • Lesson 1 • Electrical Power and Energy

    Introduces power as the rate of energy transfer in a circuit. Links power calculations to practical energy consumption analysis.

  • Lesson 2 • Voltage, Current, and Resistance

    Defines the three fundamental electrical quantities and their units. Connects measurable quantities to real circuit behavior.

  • Lesson 3 • Sources of Electrical Energy

    Surveys chemical, mechanical, and photovoltaic energy sources. Provides context for how electricity is generated and supplied.

  • Lesson 4 • Atomic Structure and Electric Charge

    Explains how atomic particles produce electric charge and flow. Establishes the physical basis for all subsequent electrical concepts.

Chapter 3See details

Electrical Circuits and Measurements

  • Lesson 1 • Using Electrical Test Instruments

    Covers proper use of multimeters, ammeters, and voltmeters. Ensures accurate, safe measurement practices in live and de-energized circuits.

  • Lesson 2 • Circuit Components and Symbols

    Identifies standard schematic symbols and component functions. Enables students to read and draw basic circuit diagrams accurately.

  • Lesson 3 • Kirchhoff's Laws

    Applies Kirchhoff's Voltage and Current Laws to complex networks. Provides systematic tools for solving multi-loop circuit problems.

  • Lesson 4 • Series and Parallel Circuits

    Analyzes current and voltage behavior in series and parallel configurations. Builds problem-solving skills for multi-component circuits.

Chapter 4See details

DC Circuit Analysis

  • Lesson 1 • Capacitors in DC Circuits

    Examines capacitor charging, discharging, and time-constant behavior. Connects RC circuit theory to timing and filtering applications.

  • Lesson 2 • Superposition Theorem

    Analyzes circuits with multiple independent sources using superposition. Builds systematic decomposition skills for complex DC networks.

  • Lesson 3 • Thevenin and Norton Theorems

    Simplifies complex networks into equivalent two-terminal models. Enables efficient analysis of load behavior across varying conditions.

  • Lesson 4 • Voltage Dividers and Current Dividers

    Derives divider rules for resistive networks and applies them to circuit design. Simplifies analysis of multi-resistor voltage and current distribution.

  • Lesson 5 • Inductors in DC Circuits

    Analyzes inductor behavior during current rise and decay in DC circuits. Introduces RL time constants and back-EMF effects.

Chapter 5See details

Alternating Current Fundamentals

  • Lesson 1 • Capacitive and Inductive Reactance

    Calculates frequency-dependent opposition to AC in capacitors and inductors. Connects reactance to phase relationships between voltage and current.

  • Lesson 2 • Phasor Representation of AC Quantities

    Introduces phasors as tools for representing sinusoidal voltages and currents. Simplifies AC calculations by converting time-domain signals to phasor form.

  • Lesson 3 • AC Waveform Characteristics

    Defines sinusoidal waveform parameters including frequency, period, and amplitude. Establishes the mathematical foundation for all AC circuit analysis.

  • Lesson 4 • Impedance and AC Circuit Analysis

    Combines resistance and reactance into complex impedance for AC circuits. Applies Ohm's Law in phasor form to series and parallel AC networks.

  • Lesson 5 • AC Power: Real, Reactive, and Apparent

    Distinguishes real, reactive, and apparent power in AC systems. Introduces power factor and its significance for electrical system efficiency.

Chapter 6See details

Transformers and Power Distribution

  • Lesson 1 • Power Distribution System Overview

    Traces electrical power from generation through transmission to end-use loads. Identifies key distribution components and their protective functions.

  • Lesson 2 • Transformer Losses and Efficiency

    Quantifies copper and core losses affecting transformer performance. Enables efficiency calculations and loss-reduction strategies.

  • Lesson 3 • Three-Phase Power Systems

    Introduces three-phase generation, wye and delta configurations, and line quantities. Builds understanding of industrial power distribution topology.

  • Lesson 4 • Transformer Types and Construction

    Surveys core types, winding configurations, and insulation systems. Prepares students to identify and select transformers for specific applications.

  • Lesson 5 • Transformer Operating Principles

    Explains electromagnetic induction as the basis for transformer operation. Connects mutual inductance theory to practical voltage transformation.

Chapter 7See details

Electrical Wiring and Installation

  • Lesson 1 • Outlet, Switch, and Panel Wiring

    Demonstrates correct wiring of receptacles, switches, and panelboards. Builds hands-on installation skills for common residential and commercial devices.

  • Lesson 2 • Conductors and Cable Types

    Identifies conductor materials, insulation ratings, and cable assemblies. Enables correct cable selection for voltage, temperature, and environment.

  • Lesson 3 • Conduit Installation and Bending

    Teaches conduit types, support requirements, and bending techniques. Prepares students to install raceway systems that protect conductors effectively.

  • Lesson 4 • Conductor Sizing and Ampacity

    Applies ampacity tables and correction factors to select conductor sizes. Prevents overheating and voltage drop in wiring installations.

  • Lesson 5 • Overcurrent Protection Devices

    Covers fuse and circuit breaker types, ratings, and coordination principles. Ensures proper protection of conductors and equipment from overcurrent.

Chapter 8See details

Electrical Troubleshooting and Maintenance

  • Lesson 1 • Advanced Test Instrument Use

    Applies insulation resistance testers, clamp meters, and oscilloscopes to fault diagnosis. Expands diagnostic capability beyond basic multimeter measurements.

  • Lesson 2 • Troubleshooting Methodology

    Introduces a structured diagnostic process for electrical faults. Reduces repair time by applying logical elimination and root-cause analysis.

  • Lesson 3 • Preventive Maintenance Programs

    Designs scheduled inspection and maintenance routines for electrical equipment. Reduces unplanned downtime through proactive condition monitoring.

  • Lesson 4 • Motor and Control Circuit Troubleshooting

    Diagnoses faults in motor starters, contactors, and control wiring. Applies ladder diagram reading skills to isolate control circuit failures.

  • Lesson 5 • Common Electrical Faults

    Identifies open circuits, short circuits, ground faults, and high-resistance connections. Connects fault signatures to specific diagnostic tests and corrective actions.

Certification

Your valid completion certificate

This course is for you:

  • Aspiring electricians: building the knowledge base for apprenticeship entry.

  • Maintenance technicians: expanding electrical competency beyond their current role.

  • Construction workers: adding electrical skills to increase on-site versatility.

  • Career changers: transitioning into the trades from unrelated professional backgrounds.

  • DIY homeowners: seeking a serious, structured understanding of residential electrical systems.

  • Engineering students: reinforcing classroom theory with practical, trade-level application.

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