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Courses/Engineering/Electrical Engineering Basics

Circuit Breakers: Principles, Operation, and Maintenance

Comprehensive Circuit Breaker Engineering: Design, Selection, and Application

Created bySteve Keating, P.Eng.
4.7
(83 reviews)
BeginnerUpdated Aug 30, 2023
Circuit Breakers: Principles, Operation, and Maintenance

What You'll Learn

check_circleRecognize Circuit Breaker Significance: Understand the often underestimated importance of circuit breakers in safeguarding electrical systems, and assess the potential consequences of inadequate circuit breaker planning.
check_circleDifferentiate Circuit Protection Devices: Differentiate between circuit breakers and fuses, comprehending their respective attributes and applications, leading to informed choices for circuit protection.
check_circleGrasp Circuit Breaking Principles: Grasp the fundamentals of circuit interruption and fault clearance, including the differences between fuses and circuit breakers, and the role of various circuit breaker types in different scenarios.
check_circleAnalyze Short Circuit Currents: Analyze short circuit current calculations, considering power sources, impedance, and conductor parameters to ensure appropriate circuit breaker sizing.
check_circleAddress Motor Starting Inrush Current: Address the challenges of motor starting inrush current, selecting suitable circuit breaker solutions, and incorporating devices to manage high inrush current without tripping.
check_circleEnsure Proper Installation and Commissioning: Implement correct installation and commissioning practices, including enclosure considerations, wiring guidelines, and adherence to lockout/tagout procedures.
check_circleTroubleshoot Circuit Breaker Issues: Diagnose and troubleshoot common circuit breaker issues, identify appropriate remedies, and understand the significance of proper maintenance practices.
check_circleEvaluate Retrofitting and Upgrading: Evaluate factors influencing retrofitting and upgrading decisions, including cost-benefit analysis, compatibility, and impact on overall system reliability.
check_circleEnhance Safety Measures: Implement effective personal protective equipment (PPE) strategies and lockout/tagout procedures, ensuring the safety of personnel during installation, maintenance, and repair activities.
check_circleStay Abreast of Advancements: Explore advancements in circuit breaker technology, including new features such as auxiliary contacts, remote trip functions, and enhanced safety mechanisms.

About This Course

This advanced course delves into the critical aspects of circuit breaker engineering, focusing on their pivotal role in electrical systems' functionality, safety, and reliability. Engineers will explore the importance of circuit breaker selection, sizing, installation, and maintenance. Through real-world case studies and in-depth technical discussions, participants will gain a deep understanding of circuit protection devices, their operational principles, and the nuances of their application in diverse scenarios.

Your Instructors

Steve Keating, P.Eng.
Steve Keating, P.Eng.

Engineering Manager | Heinemann Canada Corporation

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star83 reviews

Professional Engineer with extensive experience in the field of circuit protection

Darryl Johnson II
Darryl Johnson II

Podcast Host | LearnFormula

Darryl Johnson II is a creative thinker based in sunny Southern California. A prolific content creator, he has published several dozen works for wind band, jazz band, and orchestra and is the author of dozens more print and multimedia publications in both the fiction and non-fiction categories. Along the way, he has delivered academic presentations to hundreds of schools in over 40 states and 3 countries and has received regular laudits for a supportive and relatable approach to education. A composer of music and a composer of words, Darryl Johnson II has developed an insatiable interest in a broad range of concepts and ideas that have been refined by fires of art and strategy and he is passionate about inviting others on new and interesting journeys of thought, experience, and design.

Credit Information

Do these courses count toward my professional development requirements?

This portal is provided as a training and development resource for City of Markham employees. Every course is delivered by a qualified subject matter expert or learning organization, is quantifiable in hours, and is verifiable — you receive a documented certificate of completion for every course you finish, stored on LearnFormula indefinitely.

If you hold a professional designation (for example in engineering, accounting, human resources, or law), courses may be counted as professionally relevant, verifiable learning activities toward your continuing professional development. Individual practitioners are responsible for confirming that an activity meets the requirements of their professional body. For questions about the City of Markham's training and development policies, please speak with your people leader or Human Resources.

What Students Are Saying

4.7
Student's Choice
83 reviews

Frequently Asked Questions

We are a registered provider with 327+ associations and regulatory bodies worldwide. We operate across 29 global markets including Canada, the US, Australia, and the UK. Every course page clearly displays its specific accreditations. Upon completion, you receive a professional certificate that can be validated online. Our certificates include all necessary accreditation details, credit hours, and completion dates, and are formatted specifically to meet the submission requirements of most global regulatory bodies.