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Construction Electrician Course

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Construction Electrician Course

For all levels

Construction Electrician Course

Name: Construction Electrician Course
Price: 54000 NGN
Rating: 4 (1 reviews)

Gain the practical electrical knowledge you need to work safely and competently on commercial and residential construction sites. This course covers everything from earthing systems and distribution board installation to motor controls and three-phase power. Build the skills employers look for and the regulation knowledge inspectors require.

Dedika for businesses

What you will learn:

You will learn how to read architectural drawings and single-line diagrams, apply electrical regulations, and install wiring systems from rough-in through final trim. The course covers earthing and bonding, overcurrent protection, branch circuit design, and service entrance installation. You will also wire motor control circuits, commission variable frequency drives, and work with transformers and switchgear. Supplementary material includes solar and battery storage systems, low-voltage data cabling, and energy-efficient lighting controls. By the end, you will have the technical foundation to perform code-compliant electrical work on real construction projects.

How you study in practice Construction Electrician Course

How you practise Construction Electrician Course

For companies looking to train their team

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

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Course content

8 Chapters • 40 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Electrical Fundamentals and Safety

Lesson 1 • Lockout/Tagout Procedures
Teaches the full energy-control sequence for de-energising equipment before work. Directly supports safe installation and maintenance tasks in later chapters.
Lesson 2 • Personal Protective Equipment
Covers selection, inspection, and proper use of PPE for electrical work. Prepares learners to meet safety requirements on every practical task ahead.
Lesson 3 • Test and Measurement Instruments
Introduces multimeters, clamp meters, and voltage testers used throughout the trade. Learners gain hands-on proficiency needed for diagnostics in advanced chapters.
Lesson 4 • Core Electrical Theory Concepts
Covers voltage, current, resistance, and power relationships using Ohm's Law. Establishes the theoretical base required for every subsequent chapter.
Lesson 5 • Electrical Hazard Recognition
Identifies shock, arc flash, and fire hazards common on construction sites. Connects hazard awareness to safe work practices introduced throughout the course.

Chapter 2See details

Electrical Codes and Blueprint Reading

Lesson 1 • Takeoffs and Material Estimation
Applies blueprint reading to quantify conduit, wire, and devices for a project. Connects plan interpretation to practical material planning used on real jobs.
Lesson 2 • Blueprint Symbols and Notation
Covers standard electrical symbols, abbreviations, and drawing conventions. Provides the visual literacy needed to read plans used in all installation chapters.
Lesson 3 • Interpreting Wiring Diagrams and Schematics
Distinguishes wiring diagrams from schematics and explains when each is used. Builds troubleshooting skills applied in motor control and panel chapters.
Lesson 4 • Reading Single-Line Diagrams
Teaches interpretation of single-line diagrams showing power distribution paths. Learners connect diagram reading to panel sizing and feeder design tasks.
Lesson 5 • Navigating Electrical Codes
Explains the structure and hierarchy of electrical installation codes. Learners learn to locate rules governing wiring methods, equipment, and occupancy types.

Chapter 3See details

Wiring Methods and Raceway Systems

Lesson 1 • Conductor Types and Sizing
Covers conductor materials, insulation types, and ampacity-based sizing methods. Establishes wire selection skills used in every installation task that follows.
Lesson 2 • Rigid and Intermediate Metal Conduit
Teaches cutting, threading, bending, and supporting rigid and IMC conduit. Learners apply code fill rules and support spacing to complete conduit runs.
Lesson 3 • Flexible and Liquidtight Conduit
Addresses flexible metal conduit and liquidtight applications for equipment connections. Learners learn length limits, grounding rules, and connector selection.
Lesson 4 • Electrical Metallic and Nonmetallic Tubing
Covers EMT and ENT installation including bending, fittings, and permitted uses. Connects lightweight raceway skills to commercial and residential applications.
Lesson 5 • Cable Assemblies and Wire Pulling
Covers NM, MC, and AC cable types plus techniques for pulling wire through conduit. Learners complete full raceway-to-termination sequences on practice boards.

Chapter 4See details

Grounding and Bonding Systems

Lesson 1 • Equipment Grounding Conductors
Covers EGC types, sizing, and installation within raceways and cable assemblies. Learners verify grounding continuity using resistance measurement techniques.
Lesson 2 • Grounding Electrode Systems
Covers electrode types, installation methods, and interconnection requirements. Learners install rod, plate, and concrete-encased electrodes to code specifications.
Lesson 3 • Service and System Bonding
Teaches main bonding jumper sizing and installation at service equipment. Connects bonding requirements to panel installation covered in the next chapter.
Lesson 4 • Bonding of Metal Piping and Structures
Addresses bonding requirements for gas piping, water piping, and structural steel. Learners apply bonding jumper sizing and connection methods to realistic scenarios.
Lesson 5 • Grounding System Fundamentals
Distinguishes grounding from bonding and explains their separate safety functions. Provides the conceptual framework for all grounding installation tasks in this chapter.

Chapter 5See details

Panelboards, Overcurrent Protection, and Services

Lesson 1 • Service Entrance Installation
Teaches overhead and underground service entrance methods and equipment requirements. Learners apply service sizing calculations to select conductors and equipment.
Lesson 2 • Subpanel and Feeder Design
Covers feeder sizing, subpanel installation, and separate building disconnects. Learners design and install a feeder-subpanel system meeting all code requirements.
Lesson 3 • Panelboard Installation and Wiring
Covers mounting, bussing, and circuit wiring of load-centre and distribution panels. Learners complete a full panel installation including grounding and bonding connections.
Lesson 4 • Load Calculations for Services and Feeders
Applies standard and optional load calculation methods to size services and feeders. Learners produce complete load calculations for residential and small commercial buildings.
Lesson 5 • Overcurrent Protection Principles
Explains fuse and circuit breaker operation, ratings, and interrupting capacity. Establishes protection concepts applied to every panel and circuit installation task.

Chapter 6See details

Branch Circuits, Devices, and Lighting

Lesson 1 • Branch Circuit Design and Requirements
Covers circuit ratings, outlet spacing rules, and required circuit locations by occupancy. Learners apply design rules to produce compliant branch circuit layouts.
Lesson 2 • Exit, Emergency, and Safety Lighting
Addresses exit sign, emergency lighting, and egress illumination requirements. Learners install and test battery-backup and generator-connected emergency lighting units.
Lesson 3 • Receptacle and Switch Installation
Teaches proper wiring, mounting, and testing of receptacles, switches, and dimmers. Connects device installation to branch circuit wiring completed in the prior section.
Lesson 4 • Lighting Fixture Installation
Covers recessed, surface, and pendant fixture installation including support requirements. Learners wire and mount multiple fixture types to complete a lighting system.
Lesson 5 • Low-Voltage and LED Lighting Systems
Introduces Class 2 low-voltage lighting, LED drivers, and dimming control wiring. Prepares learners for smart lighting and energy-efficient systems in advanced chapters.

Chapter 7See details

Motors, Motor Controls, and Variable Frequency Drives

Lesson 1 • Magnetic Starters and Contactors
Teaches wiring of magnetic starters, contactors, and overload relays in control panels. Learners build and test full-voltage non-reversing and reversing starter circuits.
Lesson 2 • Motor Control Circuits and Logic
Covers two-wire and three-wire control, pilot devices, and interlocking methods. Learners wire start-stop, jog, and multi-location control circuits from ladder diagrams.
Lesson 3 • Electric Motor Fundamentals
Covers single-phase and three-phase motor types, nameplate data, and operating principles. Establishes motor theory needed to size protection and select control components.
Lesson 4 • Variable Frequency Drive Installation
Addresses VFD selection, mounting, input/output wiring, and parameter programming. Learners commission a VFD-controlled motor and verify speed and protection settings.
Lesson 5 • Motor Branch Circuit and Protection
Applies code rules for motor branch circuit conductors, disconnects, and overload protection. Learners size and install complete motor branch circuits on practice equipment.

Chapter 8See details

Commercial and Industrial Electrical Systems

Lesson 1 • Three-Phase Power Systems
Explains delta and wye configurations, phase relationships, and voltage calculations. Learners measure and verify three-phase voltages and currents on live training equipment.
Lesson 2 • Industrial Wiring Methods and Raceways
Covers cable tray, wireways, and rigid conduit systems used in industrial facilities. Learners plan and install a cable tray run with proper fill and support spacing.
Lesson 3 • System Commissioning and Acceptance Testing
Teaches pre-energisation checks, insulation testing, and functional verification procedures. Learners complete a commissioning checklist for a simulated commercial installation.
Lesson 4 • Transformer Installation and Testing
Covers dry-type and liquid-filled transformer installation, taps, and protection requirements. Learners connect and test a three-phase transformer bank in the lab.
Lesson 5 • Switchgear and Distribution Equipment
Addresses switchboard, switchgear, and motor control centre installation and wiring. Learners identify bus ratings, breaker draw-out procedures, and safety interlocks.

Certification

Your valid completion certificate

This course is for you:

Pre-apprentice electricians: wanting structured knowledge before entering a formal programme.
Construction labourers: ready to specialise and increase their earning potential significantly.
Career changers: coming from unrelated fields and targeting the electrical trade.
Maintenance technicians: needing to expand into regulation-compliant electrical installation work.
Military veterans: translating hands-on technical service experience into civilian trade careers.
HVAC or plumbing apprentices: cross-training to broaden their construction skill set.

What our students say

Your classes are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...