Course Content :

Course Content Unit 1 Electrical Concepts:

At the end of this learners should be able to:

• Describe Current, Voltage and Resistance

• Build series and parallel circuits

• Measure currents and voltages

• Explain how Ohms Law works in Parallel and in Series Circuits

Unit 2: Electrical Safety Awareness:

At the end of this learners should be able to:

• List the hazards associated with electricity

• Appreciate why precautions are necessary

• List the effects of electricity on the human body

• Evaluate if it is necessary to work LIVE

• List the types of electrical fault and circuit protection

• Appreciate why and when LOTO is required

• Follow procedures for working on equipment LIVE and De-energised

• List the types of fault conditions that can be detected and protected.

• Describe the principle of operation of circuit breakers

• Choose correct MCB rating and trip characteristics for given application

• Explain Fuse types, ratings and application examples

• List a set of scenarios that could cause the activation of RCD’s and RCBO’s.

• Troubleshoot to find the cause of a tripping RCD in a typical distribution board.

Unit 3: Circuits and Circuits Components

At the end of this learners should be able to:

• Understand the differences between conductors and insulators

• Understand the concept and units of voltage, current and resistance. Use Ohm’s law to predict circuit behaviour.

• Competently use a multimeter to measure V, I and R.

• Understand Kirchoff’s current law

• Work out what voltages and currents will be at different points in series and parallel circuits

• Understand how to detect and conclude that circuits have open or short circuit faults

• Use the correct specification language to describe switchgear in terms of poles and throws (ways)

• Understand the principles of electro-magnetism and how it applies to DC motors

Unit 4: 3-phase and motor control circuits

At the end of this learners should be able to:

• Describe how 3-phase power is generated and distributed.

• Explain the principle of induction motors including motor poles and rpm, star/delta wiring setups, Power, and Torque ratings. Types of Motors and their suitable applications

• Interpret motor nameplate data.

• Bench-test motors

• Wire and test 3ph motor using contactors and overloads.

• Troubleshoot forward and reverse and also star delta 3-phase motor circuits.

• Select, maintain, test, and replace motors.

• Diagnose and fix common motor problems.

• Use industrial schematics to fault-find 3 phase motor circuits.

Unit 5: Electrical Troubleshooting and Reading Electrical Schematics

At the end of this learners should be able to:

• Apply a universal approach to technical troubleshooting and logical thinking skills.

• Use schematics to see how power is distributed from 3ph to 1ph to DC to safety circuits

• Interpret symbols and skilfully navigate your way on both US and EU drawings.

• Understand how to use electrical schematics to effectively troubleshoot.

Exam/Continuous Assessment details:

4 Assessments:

Theory Examination 1 (30%),

Theory Examination 2 (40%),

Practical Examination 1 – Circuit Building (20%),

Skills Demonstration - Electrical Schematics (10%).

A Pass Grade of 50% is required for Certification.

Certification /Awarding Body/Credits:

Certification: QQI Level 6 Minor award in Industrial Electrical Systems

Awarding Body: QQI

Credits: 15

Progression Pathway:

Progression Pathway 6M5154 Maintenance Skills Technology Major Award