Electrical Engineering

High Voltage Circuit Breaker Service and Maintenance

Duration:  2 days
Per Delegate:  £710.00

Practical Content


Theoretical Content


There are no prerequisites for this course.

Key Learning Outcomes

  • Understand the functions and operational requirements of HV/LV electrical switchgear and distribution systems.
  • Identify the requirements of maintaining and testing of oil, vacuum and air circuit breakers.
  • Understanding and interpretation of the requirements for safe working within HV/LV areas

Course Content

  • Importance of adequate maintenance on HV breakers
  • Electrical safety rules and regulations
  • Safe isolations procedures
  • Introduction to switchgear, types of breakers and operation
  • Hands-on servicing and testing of HV breakers
  • Circuit breaker analyser testing and use of associated software


Delegates will undertake a multiple-choice examination paper to demonstrate they have achieved the key learning outcomes detailed above.

PPE Requirements

Safety footwear, coveralls, safety glasses and gloves.

Further Information

This is a classroom based course with practical training exercises to underpin knowledge gained.

Target Audience
Target Audience

Engineering personnel involved with power distribution networks, and the use of site operated switchgear, either onshore, offshore or onboard vessels.


City & Guilds 9841 Certificate

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