S5 – Refresher Training in the Safe Operation of High Voltage Power Systems (Full High Voltage Authorisation) reviews

4.8 (328 reviews)
AI summary of reviews

Hands-on practice with varied switchgear gives this HV switching refresher its strongest appeal. Attendees value instructors’ deep industry knowledge, patience and friendly, engaging delivery, which keeps technical content clear and pitched at the right level. The course balances theory, practical exercises and discussion effectively, with well-presented materials and a relaxed pace. Reviewers find the learning relevant to their work, particularly switching operations, permits and safety procedures.

Experienced instructorsPractical switchgearClear course delivery

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Showing 21–30 of 331 reviews

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Food has gone down hill since last time I came few years ago, Chris is a spot on bloke very knowledgable.

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Ben C · 20 Jan 2026
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Found Chris to be an excellent instructor, well Informed and very helpful. The S5 course itself was excellent, well prepared and the equipment is superb to work on.

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Eric D · 20 Jan 2026
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Very good

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DAVID W · 05 Dec 2025
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Norman was very good and knowledgeable on the subject

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Nick T · 05 Dec 2025
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Really good venue. Enjoyed the course and learned lots. Thanks.

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Alan T · 05 Dec 2025
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Course and the trainer was very knowledgeable.

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Sean M · 12 Nov 2025
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Test questions were difficult to understand due to the wording.

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Taylor S · 12 Nov 2025
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The course was well run, in a nice relaxing setting. All aspects of the course description was covered throughout.

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Mark F · 12 Nov 2025
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Impressive workshop set up, very knowledgable and friendly lecturers

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Carys R · 30 Oct 2025
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Every time I have comeback for a refresher I pick up something new. It’s always worth while doing this course every three years as the consequence of things going wrong is so great. A good refresher and I will be taking back a few point on how we carry out some of our operations.

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Chris P · 30 Oct 2025
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