Introduction to High Voltage Electrical Installations

Details

1-day course

CPD Credit: 7 hours; Competence/s: 1 & 2

Course Delivery Options

Calendar-icon-blue-resizedOpen Course: Available on scheduled dates. Contact cpdtraining@engineersireland.ie or call 01 665 1305, or check our CPD Calendar here.

Course Overview

This course introduces the key components of High Voltage Installations and how they are operated in accordance with Electrical Safety Regulations. It covers transformers, switchgear, protection systems, earthing, relevant safety legislation and the maintenance requirements for high-voltage equipment.

Course Aim

The aim of this course is to equip candidates with a solid understanding of the equipment used in High-Voltage installations, the operating philosophies, and High Voltage protection principles. It places strong emphasis on safety and maintenance practices, safety documentation, the control of High Voltage installations, and the critical role of High Voltage Safety Rules.

Course Programme

Introduction & Course Overview

Module 1: High Voltage Safety Rules, Legislation and Standards.

Module 2: High Voltage Hazard Identification & Risk Assessments

Module 3: High Voltage Equipment / Transformers /Switchgear

Module 4: Low Voltage and High Voltage Control & Circuit Protection Systems and Philosophies

Module 5: Maintenance Requirements for High Voltage Equipment

Module 6: Safety Documentation and Safe systems of work/ Control of Isolations

Module 7: Boundary Control/Control of Substations best Practices.

Prerequisites

This course is intended for Engineers or Technicians looking to gain a general introduction to High-Voltage installations. It is assumed that participants will already have a basic electrical background.

Learning Outcomes/Objectives

Upon successful completion of this course, candidates should be able to:

  •  Demonstrate an understanding of the legislation and standards governing High Voltage installations.
  •  Recognise the hazards associated with High-Voltage installations and apply appropriate control measures.
  •  Understand the operation and function of High-Voltage switchgear, transformers, and related equipment.
  •  Explain both Low Voltage and High Voltage protection requirements and underlying protection philosophies.
  •  Appreciate the importance of maintenance practices for High-Voltage equipment and switchgear.
  •  Understand the purpose and use of safety documentation, safe systems of work, and the need for a robust isolation and control process.
  •  Understand the concept of boundary control and apply best practices for the control and takeover of substations.

Who Should Attend?

Individuals with an electrical background who are seeking a high-level overview of High-Voltage Installations. 

Trainer

Martin O'Neill

A qualified electrician with broad experience in LV and HV electrical systems, Martin specialises in installation, commissioning, fault-finding, system operations, and safe work procedures in industrial and utility environments.

For the past 10 years, he has specialised in training and competency development, delivering high-quality instruction in HV operations, electrical safety, substation practices, and industry standards. His teaching style combines extensive hands-on experience with clear, practical guidance, ensuring learners gain both confidence and competence when working on electrical systems.

Martin’s background is supported by key industry qualifications, including Train the Trainer (QQI Level 6), Senior Electrical Trade, City & Guilds Intermediate Electronics, Arc Flash Awareness, and Electrical Isolation & Tagging Procedures. He enjoys passing on his experience to the next generation of electrical professionals and is always eager to support learners at every level.

Please contact the CPD Training Team for further information on scheduled course dates and In-Company options.