Electrical Installations Course

Lesson 1 • Core Electrical Theory Concepts

Covers voltage, current, resistance, and Ohm's Law as the foundation for all installation work. Connects theoretical principles to practical circuit behaviour.

Lesson 2 • Personal Protective Equipment for Electricians

Specifies PPE selection, inspection, and use for electrical tasks. Ensures students choose correct protection levels matched to voltage and task type.

Lesson 3 • Regulatory Framework and Compliance Overview

Introduces the structure of electrical safety standards and inspection requirements. Provides context for code-compliant decisions made in later chapters.

Lesson 4 • Lockout/Tagout and Isolation Procedures

Teaches energy isolation methods to prevent accidental energisation during maintenance. Directly supports safe work practices required throughout the course.

Lesson 1 • Hand Tools for Electrical Work

Covers selection, safe use, and maintenance of screwdrivers, pliers, wire strippers, and cutters. Proper tool use reduces installation errors and injury risk.

Lesson 2 • Conductors, Cables, and Insulation Types

Identifies wire gauges, conductor materials, and insulation ratings for various applications. Material selection directly affects ampacity, safety, and code compliance.

Lesson 3 • Conduit, Fittings, and Support Hardware

Covers rigid, flexible, and non-metallic conduit systems along with associated fittings and supports. Correct hardware selection ensures mechanical protection and code compliance.

Lesson 4 • Power Tools and Drilling Equipment

Addresses drills, hole saws, reciprocating saws, and conduit benders used in rough-in work. Safe operation techniques are linked to installation quality outcomes.

Lesson 1 • Interpreting Wiring Diagrams

Teaches tracing circuit paths, identifying connections, and reading control logic in wiring diagrams. This skill directly supports accurate installation and troubleshooting.

Lesson 2 • Electrical Symbols and Notation

Introduces standardised symbols for outlets, switches, panels, and equipment. Symbol literacy is essential for translating drawings into physical installations.

Lesson 3 • Specifications and Material Schedules

Explains how written specifications and equipment schedules define installation requirements. Students reconcile drawings with specs to avoid material and compliance errors.

Lesson 4 • Electrical Drawing Types and Conventions

Distinguishes between schematic, wiring, single-line, and floor plan drawings. Understanding drawing types allows students to locate the correct information quickly.

Lesson 1 • Box Fill and Enclosure Requirements

Explains box fill calculations, enclosure selection, and cover plate requirements. Correct box sizing prevents overheating and satisfies inspection requirements.

Lesson 2 • Conduit Bending and Installation

Teaches stub-up, offset, saddle, and back-to-back bends using hand and mechanical benders. Precise bending produces professional conduit runs that meet inspection standards.

Lesson 3 • Branch Circuit Design Principles

Covers load calculations, circuit sizing, and overcurrent protection selection for branch circuits. Correct design prevents overloads and ensures safe, efficient power distribution.

Lesson 4 • RCD and AFDD devices

Covers wiring receptacles, switches, lighting fixtures, and RCD and AFDD devices to code. Students apply correct termination methods for safe, durable connections.

Lesson 1 • RCD, AFDD, and Surge Protection

Covers earth fault, arc fault, and surge protective devices required in modern installations. Students identify required locations and verify correct device operation after installation.

Lesson 2 • Earth Electrode Systems

Covers earth rods, concrete-encased electrodes, water pipes, and structural steel as electrodes. Proper electrode installation ensures effective fault dissipation to earth.

Lesson 3 • Fuses and Circuit Breakers

Explains fuse types, circuit breaker operation, and interrupting ratings for overcurrent protection. Correct device selection protects conductors and equipment under fault conditions.

Lesson 4 • Equipment Earthing and Bonding

Addresses equipment earthing conductors, bonding jumpers, and bonding of metallic systems. Correct bonding eliminates voltage differences that cause shock and equipment damage.

Lesson 1 • Utility Service Types and Configurations

Identifies overhead and underground service types, voltage configurations, and utility requirements. Understanding service types guides correct equipment selection and installation planning.

Lesson 2 • Load Centre Sizing and Service Calculations

Teaches service load calculations using standard and optional methods to size service equipment. Accurate calculations prevent undersized services and costly future upgrades.

Lesson 3 • Distribution Board Installation and Configuration

Addresses distribution board mounting, bus connections, MCB/RCBO installation, and circuit directory labelling. A properly configured board supports safe, organised branch circuit distribution.

Lesson 4 • Service Entrance Equipment Installation

Covers service entrance conductors, weatherheads, meter sockets, and main switches. Correct installation ensures safe utility connection and code-compliant service equipment.

Lesson 1 • Motor Branch Circuit and Feeder Wiring

Addresses motor circuit conductor sizing, overcurrent protection, and means of disconnection requirements. Correct motor circuit wiring protects motors and satisfies code requirements.

Lesson 2 • Control Circuit Wiring and Devices

Covers pushbuttons, selector switches, pilot lights, and relay logic in control circuits. Control circuit skills enable students to install and modify machine control panels.

Lesson 3 • Low-Voltage and Communication Wiring

Introduces structured cabling, fire alarm, security, and data wiring methods and standards. Low-voltage skills complement power installation work in modern buildings.

Lesson 4 • Electric Motor Types and Principles

Covers single-phase and three-phase motor construction, nameplate data, and operating characteristics. Motor theory enables correct selection and installation for each application.

Lesson 1 • Commissioning Documentation and Handover

Explains as-built drawing preparation, test report compilation, and client handover procedures. Complete documentation supports future maintenance and demonstrates code compliance.

Lesson 2 • Voltage, Load, and Power Quality Testing

Addresses voltage measurement, load balancing, and power quality analysis after energisation. Identifying imbalances and harmonics ensures reliable, efficient system operation.

Lesson 3 • Protective Device Testing and Verification

Covers testing RCD, AFDD, overcurrent devices, and earth fault protection systems. Verified protective devices confirm that safety systems will operate correctly under fault conditions.

Lesson 4 • Insulation Resistance and Continuity Testing

Teaches megohmmeter testing of insulation and continuity testing of conductors and earthing conductors. These tests confirm wiring integrity before circuits are energised.