
Electrical Systems Maintenance
TPC’s Electrical Systems training series offers a broad spectrum of courses, from an introduction to electricity and electronics to step-by-step electrical system troubleshooting.
Unit 201: Understanding Basic Electricity and Electronics ($130)
This course on Basic Electricity and Electronics covers basic, non-mathematical approach to understanding principles of electricity. Introduces electron theory, static electricity, electrons in motion, and magnetism. Covers basic methods of measuring current, voltage, and resistance during maintenance procedures. Explains circuit components-conductors, insulators, resistors, capacitors-and simple Ohm’s Law calculations for DC and AC circuits.
Lesson 1 – Introduction to Electricity
Lesson 2 – Static Electricity
Lesson 3 – Current Electricity
Lesson 4 – Magnetism
Lesson 5 – Current, Resistance, and Potential Difference
Lesson 6 – Electrical Components
Lesson 7 – Conductors
Lesson 8 – DC Circuits
Lesson 9 – AC Circuits
Lesson 10 – Electronics
Unit 202: Using & Maintaining Batteries and DC Circuits ($130)
The Batteries and DC Circuits course covers how electrochemical action is used. Covers batteries, electrolytic action, electroplating, Characteristics of storage batteries, application and maintenance of lead-acid, nickel-alkaline, and nickel-cadmium batteries, putting batteries into service, charging batteries, maintaining records, fundamentals of DC circuits, and using Ohm’s Law to solve problems in DC series, parallel, and series-parallel circuits.
Lesson 1 – Electrochemical Action
Lesson 2 – Battery Characteristics
Lesson 3 – Kinds of Batteries
Lesson 4 – Maintaining Lead-Acid Batteries
Lesson 5 – Charging Lead-Acid Batteries
Lesson 6 – Solving Problems in DC Circuits
Lesson 7 – DC Series Circuits
Lesson 8 – Parallel Circuits
Lesson 9 – Series-Parallel Circuits
Lesson 10 – DC Circuits in Use
Unit 203: Using & Maintaining Transformers and AC Circuits ($130)
Covers differences between DC and AC circuits. Explains AC sine wave, using vectors to solve AC problems, calculating impedance in circuits having inductance, capacitance, and resistance, AC power relationships in single-phase and three-phase circuits, and principles of transformer maintenance.
Lesson 1 – Principles of Alternating Current
Lesson 2 – Mathematics in AC Circuits
Lesson 3 – Inductance and Inductive Reactance
Lesson 4 – Capacitance and Capacitive Reactance
Lesson 5 – Impedance
Lesson 6 – Power and Energy in AC Circuits
Lesson 7 – Three-Phase Circuits
Lesson 8 – Principles of Transformers
Lesson 9 – Transformer Applications
Lesson 10 – Maintaining Transformers
Unit 204.1: Electrical Measuring Instruments ($100)
Covers the maintenance procedures and principles on which electrical test instruments operate. Basic instruments covered in this course include voltmeter, ammeter, wattmeter, ohmmeter, and megohmmeter. Covers AC metering, split-core ammeter, use of current and potential transformers. Includes detailed coverage of modern multimeters. Explains functions and uses of oscilloscopes.
Lesson 1 – Principles of Meter Operation
Lesson 2 – Ammeters, Voltmeters, and Wattmeters
Lesson 3 – Resistance Measurement
Lesson 4 – Multimeters
Lesson 5 – Oscilloscopes
Unit 205.1: Electrical Safety and Protection ($100)
Examines electrical hazards and stresses the importance of electrical safety. The course covers the maintenance equipment and procedures necessary to work safely with electricity, including PPE, lockout/tagout, and first aid. Explains the importance of grounding. Describes many kinds of fuses, circuit breakers, and motor protection devices and their uses.
Lesson 1 – Electrical Hazards
Lesson 2 – Electrical Safety Equipment
Lesson 3 – Electrical Safety Procedures
Lesson 4 – The National Electric Code®*
Lesson 5 – Grounding, Ground Faults, and Short Circuits
Lesson 6 – Fuses and Circuit Breakers
Lesson 7 – Motor Protection
Unit 206: Operating & Maintaining DC Equipment and Controls ($130)
Covers DC power applications in industry, types of DC generators, operating characteristics of DC motors, DC armature principles, and armature maintenance and repair. Includes types of DC relays, DC controllers, overspeed and overload protection, drum and reversing controllers, dynamic braking, DC power supplies, diodes, semiconductors, SCR principles, and DC maintenance practices.
Lesson 1 – DC Power in Industry
Lesson 2 – DC Electromagnets
Lesson 3 – DC Generators
Lesson 4 – DC Motors
Lesson 5 – DC Armatures
Lesson 6 – DC Relays
Lesson 7 – DC Controllers
Lesson 8 – DC Power Supplies
Lesson 9 – Silicon Controlled Rectifiers
Lesson 10 – Maintenance of DC Equipment
Unit 207: Operating & Maintaining Single-Phase Motors ($130)
Covers the types and operating principles of common single-phase motors. Explains NEMA motor standards. Explains how to identify motor leads on split-phase, capacitor-start, capacitor-run, permanent split capacitor, and repulsion motors. Also covers universal motors, shaded-pole motors, and other special types, including synchro and servo systems. Gives general maintenance procedures on all single-phase motors.
Lesson 1 – Introduction to Single-Phase Motors
Lesson 2 – Split-Phase Motors
Lesson 3 – Capacitor Motors
Lesson 4 – Repulsion Motors
Lesson 5 – Universal Motors
Lesson 6 – Special Motors
Lesson 7 – Synchros
Lesson 8 – Servos
Lesson 9 – Motor Installation
Lesson 10 – Motor Maintenance
Unit 208: Operating & Maintaining Three-Phase Systems ($130)
Covers three-phase motor principles for induction, synchronous, and multi-speed dual-voltage motors. Gives recommended maintenance practices for large AC motors. Covers principles of three-phase motor starters, part winding, reversing, jogging, alternator principles and operation. Describes three-phase power distribution.
Lesson 1 – Principles of Three-Phase Motors
Lesson 2 – Induction Motors
Lesson 3 – Synchronous Motors
Lesson 4 – Multispeed Motors
Lesson 5 – Maintaining Three-Phase Motors
Lesson 6 – Motor Starters
Lesson 7 – Three-Phase Motor Controllers
Lesson 8 – Alternators
Lesson 9 – Auxiliary Generator Systems
Lesson 10 – Power Distribution Systems
Unit 209: Understanding Basic AC Control Equipment ($130)
Covers the broad range of industrial motor starting and control equipment maintenance, including NEMA sizes and ratings. The course includes pushbutton control stations, limit switches, mercury switches, mechanical and magnetic plugging, foot switches, and pressure, temperature, and float switches. Covers control panel wiring and special applications.
Lesson 1 – Motor Starters
Lesson 2 – Switches and Controls
Lesson 3 – Limit Switches
Lesson 4 – Special Control Switches
Lesson 5 – Timers and Counters
Lesson 6 – Control Relays
Lesson 7 – Equipment for Hazardous Locations
Lesson 8 – Special Motor Controls
Lesson 9 – Motor Control Centers
Lesson 10 – Control Panel Wiring
Unit 210: Developing Electrical Troubleshooting ($130)
The Electrical Troubleshooting course covers use of schematic diagrams, determining sequence of operation, and use of building diagrams and single-line diagrams. Includes maintenance procedures for control circuits and combination starters. Explains troubleshooting practices on DC and AC motors, identifying unmarked leads on three-phase delta and Y-connected motors, and troubleshooting lighting systems.
Lesson 1 – Troubleshooting with Electrical Schematics
Lesson 2 – Troubleshooting with Building Drawings
Lesson 3 – Troubleshooting Control Circuits
Lesson 4 – Troubleshooting Combination Starters
Lesson 5 – Troubleshooting Control Devices
Lesson 6 – Troubleshooting Special Controls
Lesson 7 – Troubleshooting DC Motors
Lesson 8 – Troubleshooting AC Motors
Lesson 9 – Troubleshooting Lighting Systems
Lesson 10 – Saving Time in Troubleshooting