Industrial Electricity Course

Lesson 1 • Core Electrical Concepts

Introduces voltage, current, resistance, and power as the basis of all electrical work. Establishes the quantitative language used throughout the course.

Lesson 2 • Lockout/Tagout Procedures

Teaches the step-by-step process for de-energizing equipment before maintenance. Directly supports safe execution of all hands-on labs in later chapters.

Lesson 3 • Personal Protective Equipment for Electrical Work

Covers selection, inspection, and proper use of PPE rated for electrical hazards. Prepares students to choose correct protection before any hands-on task.

Lesson 4 • Electrical Codes and Standards Overview

Surveys the regulatory framework governing industrial electrical installations and maintenance. Establishes compliance awareness applied in every subsequent chapter.

Lesson 1 • Parallel Circuit Analysis

Examines current distribution and equivalent resistance in parallel circuits. Builds on series analysis to prepare students for combination circuit work.

Lesson 2 • Circuit Fault Diagnosis

Applies measurement skills to locate opens, shorts, and high-resistance faults systematically. Establishes a diagnostic mindset used throughout all applied chapters.

Lesson 3 • Test Instruments and Measurement Techniques

Covers proper use of multimeters, clamp meters, and megohm meters for electrical measurements. Ensures accurate data collection for diagnostics introduced in later chapters.

Lesson 4 • Combination Circuit Analysis

Teaches systematic reduction of series-parallel networks to solve for all unknowns. Bridges basic circuit theory to real industrial wiring configurations.

Lesson 1 • Cable Types for Industrial Use

Surveys armoured, tray, and flexible cable types suited to industrial environments. Prepares students to specify cables for varied installation conditions.

Lesson 2 • Conduit Systems and Installation

Covers rigid, intermediate, and flexible conduit types along with bending and pulling techniques. Connects to raceway fill and support requirements addressed next.

Lesson 3 • Terminations and Splicing Methods

Teaches proper conductor termination at lugs, terminals, and splice connectors to ensure reliable connections. Reinforces safety and quality standards for all wiring work.

Lesson 4 • Conductor Types and Sizing

Explains wire gauge systems, ampacity tables, and derating factors for conductor selection. Directly informs correct wiring choices in all installation work.

Lesson 1 • Principles of Overcurrent Protection

Explains how overcurrent devices detect and interrupt fault and overload currents. Establishes the protective logic applied when selecting devices in later sections.

Lesson 2 • Earthing and Bonding Fundamentals

Distinguishes equipment earthing from system earthing and explains bonding requirements. Provides the conceptual basis for earthing verification tasks.

Lesson 3 • Circuit Breaker Types and Operation

Examines moulded-case, insulated-case, and electronic trip breakers and their adjustment features. Connects breaker selection to system coordination requirements.

Lesson 4 • Earthing System Testing and Verification

Teaches fall-of-potential, clamp-on, and continuity methods for verifying earthing effectiveness. Ensures students can confirm system integrity before energising equipment.

Lesson 1 • Transformers in Industrial Systems

Explains transformer construction, voltage ratios, and connection configurations used in plants. Prepares students to work safely around and with distribution transformers.

Lesson 2 • Utility Service Entrance and Metering

Covers service entrance conductors, service equipment, and utility metering arrangements. Sets the starting point for tracing power through the distribution system.

Lesson 3 • Reading Single-Line Diagrams

Teaches interpretation of single-line diagrams to trace power flow and identify system components. Directly supports troubleshooting and modification work in later chapters.

Lesson 4 • Power Quality in Distribution Systems

Addresses harmonics, voltage sags, and transients that degrade equipment performance in industrial plants. Introduces mitigation strategies applied in advanced chapters.

Lesson 1 • Motor Protection Devices

Covers overload relays, thermistors, and phase-loss protection to prevent motor damage. Reinforces overcurrent protection concepts from Chapter 4 in a motor context.

Lesson 2 • Motor Control Circuits and Ladder Logic

Teaches reading and wiring ladder diagrams for start-stop, jog, and interlocking control circuits. Establishes the schematic literacy required for all control work.

Lesson 3 • Motor Starting Methods

Compares full-voltage, reduced-voltage, and soft-start methods for limiting inrush current. Connects starting method selection to motor protection and load requirements.

Lesson 4 • Motor Troubleshooting and Testing

Applies measurement and diagnostic skills to identify winding faults, bearing failures, and control circuit problems. Integrates test instrument skills from Chapter 2.

Lesson 1 • VFD Troubleshooting and Maintenance

Identifies common VFD fault codes, their causes, and corrective actions for rapid restoration of service. Integrates motor testing skills from Chapter 6 with drive diagnostics.

Lesson 2 • VFD Operating Principles

Explains rectifier, DC bus, and inverter stages that convert fixed AC to variable-frequency output. Provides the theoretical basis for VFD parameter setup and fault diagnosis.

Lesson 3 • VFD Parameter Programming

Teaches navigation of drive menus to set acceleration, deceleration, frequency limits, and protection parameters. Directly enables students to commission drives for specific applications.

Lesson 4 • VFD Control Interfaces

Examines keypad, analogue signal, and network control modes for commanding VFD speed and direction. Prepares students for integration with PLCs and process control systems.

Lesson 1 • PLC Programme Development and Testing

Guides students through creating, downloading, and monitoring programmes using programming software. Reinforces systematic testing practices before live system deployment.

Lesson 2 • PLC Architecture and Hardware

Describes CPU, power supply, I/O modules, and communication ports that make up a PLC system. Establishes hardware knowledge required before wiring and programming tasks.

Lesson 3 • PLC Input and Output Wiring

Covers sinking/sourcing concepts, field device wiring, and I/O module connection practices. Ensures correct and safe wiring before any programming is attempted.

Lesson 4 • Ladder Logic Programming Fundamentals

Teaches contacts, coils, timers, counters, and comparison instructions to build functional control programmes. Builds directly on ladder diagram skills from Chapter 6.