An Intensive 5-day Training Course
LV, MV and HV Circuit Breakers
Selection, Application, Operation and Maintenance


CLASSROOM DATES
INTRODUCTION
This highly participative LV, MV and HV Circuit Breakers training course is designed to provide you with the skills to understand how circuit breakers are selected for specific applications, and how they are designed, installed and safely operated in industrial process plants, particularly in the oil and gas, mining and minerals processing and heavy industries.
The EuroMaTech training course is interactive and encourages delegates to participate through questions and answers, along with opportunities to discuss with the presenter specific issues which may result in appropriate solutions.
Participants will develop following competencies by understanding:
- Practical circuit breaker design and Operation to ensure safe and reliable application
- The differences between circuit breakers and other circuit control and isolation devices
- The different types of circuit breaker used for LV, MV and HV applicationsa
- Circuit breaker operation incorporating current transformer, potential transformer and relays
- Circuit Breaker verses current limiting fuse
- Time current characteristics of a circuit breaker operation
- Typical switchroom, substation and switchyard circuit breaker layouts
- The installation, commissioning and testing of circuit breakers
- The arc quenching methods of circuit breakers
- The state-of-the-art hybrid circuit breakers
TRAINING OBJECTIVES
LV, MV and HV Circuit Breakers training course aims to enable participants to achieve the following objectives:
- Understand the application and importance of circuit breakers
- Learn how different types and voltages of circuit breakers operation
- Understand the fundamental safety requirements for personnel and equipment
- Learn about different types of electrical distribution systems and how they are configured
- Learn how circuit breakers and their associated switchboards are installed
- Understand the basic requirements for safe and reliable operation
- Discover the type of circuit breaker installed in the gas insulated switchgear
- The importance of the maintenance of circuit breakers and associated equipment
WHO SHOULD ATTEND?
If you work in the Utilities, Oil and Gas, Minerals Processing, Mining and Heavy Industries, this LV, MV and HV Circuit Breakers training course will provide you with a detailed understanding of the critical role that the correct selection and installation play in the operation and maintenance of LV, MV and HV Circuit Breakers.
It is specifically tailored to suit:
- Senior / Lead / Principal Electrical Engineers
- Electrical Design Engineers
- Project Managers and Engineers working on Electrical Power Distribution and Generation Projects
- Electrical Construction and Commissioning Engineers and Technicians
- Electrical, Operations and Plant Maintenance Managers and Support Engineers
- Electrical Maintenance Supervisors and Lead Technicians
- Experienced Maintenance and Electrical Technicians

TRAINING METHODOLOGY
This EuroMaTech training course will combine presentations with interactive practical exercises, supported by video materials, activities and case studies. Delegates will be encouraged to participate actively in relating their particular protection requirements at their workplace.
There will be adequate time given for group discussion during and at the end of each session, including detailed case studies and anecdotes on based on the subject matter and the facilitator’s own experience in the field. (Browse more Electrical & Instrumentation Training Courses - Upskill Today)
TRAINING SUMMARY
LV, MV and HV Circuit Breakers training course covers many details that relate to Circuit Breakers and Switchboard / Switchyard Design and Installation, from basic principles to the complex application of this equipment in large plants and facilities, including their Operation, Maintenance and Fault Finding.
It is designed to be beneficial for professionals with an electrical background who require a detailed understanding of Circuit Breakers and Switchgear for their work or project execution.
TRAINING OUTLINE
Day 1: Fundamentals of Circuit Breakers
- A Brief History of Circuit Breakers and Their Development
- Fundamentals of Circuit Breaker Operation
- Types of LV, MV and HV Circuit Breakers
- Circuit Breakers and Substation Designs
- Circuit Breaker Verses Current Limiting Fuses
- Switchgear Symbols in Single Line Drawings
Day 2: The Construction, Application, Control and Protection of Circuit Breakers
- Circuit Breaker Arc Quenching Characteristics
- Circuit Breakers for Overcurrent Protection
- Types of Electrical Faults and Circuit Breaker Operation
- Current Limiting Fuses
- Instrument Transformers and Protection Relays
- Time Current Curves for Circuit Breakers
Day 3: Types of Circuit Breakers for LV, MV and HV Systems
- Operation and Construction of Miniature Circuit Breaker
- Operation and Construction of Molded Case Circuit Breaker
- Operation and Construction of Air Circuit Breaker
- Operation and Construction of SF6 Circuit Breaker
- Operation and Construction of Vacuum Circuit Breaker
- Operation and Construction of State-of-the-Art Hybrid Circuit Breaker
Day 4: Circuit Breaker Maintenance in Switchboards and Switchyards
- Maintenance Strategies
- Condition Based Maintenance for Outdoor Circuit Breaker
- Live Tank Circuit Breaker
- Dead Tank Circuit Breaker
- SF6 Circuit Breaker Maintenance and Tests
- Gas Insulated Switchgear and Substation
Day 5: The Installation, Commissioning, Maintenance and Fault-Finding Requirements for Safe and Reliable Operation
- Green Grid Gas and Greenhouse Gas
- Circuit Breaker Routine Tests
- Testing and Commissioning of Circuit Breakers
- The LSIG Modes of Circuit Breaker Safe Operations
- Common Circuit Breaker Faults
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ACCREDITATION

EuroMaTech is registered with the National Association of State Boards of Accountancy (NASBA) as a sponsor of continuing professional education on the National Registry of CPE Sponsors. State boards of accountancy have final authority on the acceptance of individual courses for CPE credit. Complaints regarding registered sponsors may be submitted to the National Registry of CPE Sponsors through its website: www.NASBARegistry.org.

Euromatech is a Knowledge & Human Development Authority (KHDA) approved training institute in Dubai, licensed and approved to deliver training courses in the UAE.
The KHDA is the regulatory authority in the UAE, that oversees administering, approving, supervising, and controlling the activities of various education providers in the UAE. We are proud of our commitment to ensuring quality training courses and status as a KHDA-approved training provider.
FAQ
EuroMaTech provides a range of ISO certification and compliance training courses, including:
- ISO 9001 – Quality Management Systems Training
- ISO 45001 – Occupational Health & Safety Management Training
- ISO 14001 – Environmental Management Systems Training
These courses help organizations adopt internationally recognized standards and improve their overall performance.
To register for a training course, you can:
- Visit the EuroMaTech website, browse the available courses, and follow the online registration process.
- Contact EuroMaTech’s support team for assistance with course selection or inquiries about corporate training solutions.
EuroMaTech stands out as a leader in training and professional development due to:
- 30+ years of experience delivering high-impact training courses across industries.
- Accreditations from leading institutions, ensuring top-tier course quality and recognition.
- A portfolio of thousands of training courses, serving professionals at every level.
- A focus on innovation and future-ready learning models, including blended and digital training.
- Long-term partnerships with organizations globally, ensuring sustained success through talent development.
EuroMaTech has successfully delivered thousands of training courses, with thousands of professionals from over 50 countries attending annually.
We are happy to share the profiles of our expert instructors. To learn more about their qualifications and experience, please contact us [email protected]
We provide two flexible training formats to suit your preferences:
- Classroom Training: Experience in-person learning with expert instructors. Engage in interactive discussions, hands-on activities, and benefit from face-to-face networking.
- Online Training: Join live online sessions from anywhere, offering flexibility for those with busy schedules or who prefer remote learning.
- In-House Training: We can bring our training directly to your organization, allowing for tailored sessions that address your specific needs and objectives.
Yes, we provide tailored training solutions designed to meet the specific needs of your organization. Customized courses can be delivered either in-person or online, and you can select the dates and duration that best fit your schedule. For more details, please contact us at [email protected]
Yes, we can assist you with the following:
- Corporate Discount: If available, we can extend our corporate discount for your stay at selected hotels.
- Hotel Suggestions: We can provide recommendations for nearby hotels based on your preferences and budget.
Feel free to explore online booking platforms for the most cost-effective options.