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Introduction to high voltage circuit breakers (T002)
ntroduction to high voltage circuit breakers

2 days

Who should attend?

Operation & maintenance technicians, graduate engineers, apprentices, any staff new to the power industry, non-technical staff seeking introductory circuit breaker knowledge

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What will I learn from this course?
  • Gain a basic understanding of the fundamentals of high voltage circuit breakers
  • Understand the main elements of switchgear design, construction and testing

Circuit breaker safety

Types of disturbances on power systems

Short-circuit theory, circuit interruption, Symmetrical/asymmetrical conditions, arcing, transient phenomena

Types and designs of circuit breakers

Circuit breaker interrupters and insulation Air and oil, vacuum and sulphur hexafluoride (SF6)

Operating mechanisms

  • Pneumatic, hydraulic, spring

Circuit breaker operation, monitoring and maintenance

Circuit breaker testing

Circuit breaker associated devices

  • Disconnect switch / air break, ground switch, CT, VT, surge arrestor, capacitor

SF6 handling

Spare parts

Learning path
Prerequisites T002 Next step
  This course P002-P003-P004-P006
This training can be provided on site at your own convenience.