ElectraNet Switching Operator Cat2 Refresher


This course is designed to train individuals who are required to operate high voltage equipment and hold a current qualification or relevant certificates. Our courses have been tailored based on industry best-practice and to be in accordance with the relevant standards and legislations. The course will be delivered by an experienced HV professional, bringing a depth of knowledge and experience to the learner.

The High Voltage Operator Refresher course is designed to provide participants with the knowledge and skills required to understand and safely act as an Authorised Operator on High Voltage plant. Emphasis is placed on practical switching exercises, performed on ElectraNet's own HV equipment. Participants are also taught switching theory and the responsibilities of permit users and recipients. This course addresses standards and legislation, and the site's specific HV procedures, including switching officer responsibilities, access, test and work permit issuing and recipient duties.

Course aim

High Voltage Operator training is required for operators to switch HV plant and issue permits. Initial training is then refreshed every 3 years to maintain current competency. The ElectraNet Switching Operator (Refresher) – Category 2 course is designed to refresh participants’ knowledge and skills required to understand and safely act as a Switching Operator without restriction on the ElectraNet Transmission network.

Target learner group

Experienced HV Operators requiring refresher training.

Learning activities

Delivery includes:

  • Trainer led classroom presentations
  • Theory assessment
  • Onsite practical exercises and assessment

Learning outcomes

Upon successful completion of an Refresher Course, a participant will have developed an understanding of:

  • The legislative framework that governs work activities on their site;
  • Relevant regulations and enterprise procedures;
  • Hazards associated with equipment and balance of plant;
  • The work permit process from application, preparation, isolation, issue, completion, cancelation and restoration, in compliance with your enterprise procedures;
  • Operation of high voltage, low voltage, control and protection devices associated with the site, in compliance with the enterprise procedures; and
  • The application and removal of fixed and portable earthing equipment, in compliance with enterprise procedures.


2 days


Price is per person, including GST. Please contact our Office for details on 1300 15 66 85 or email us on This email address is being protected from spambots. You need JavaScript enabled to view it..

Equipment & PPE

Learners are required to have the following to participate in this course:

  • Hard hat,
  • Safety footwear,
  • Wrap around safety glasses,
  • Fire retardant overalls with plastic zip fasteners,
  • Work gloves (cotton or leather rigger type), and
  • Stationary (e.g. Pen, Pencil, etc.).

Equipment Requirements for Practicals and Assessment:

  • Approved live line tester (Modiewark or similar),
  • HV insulating gloves,
  • HV operating stick attachments (Modiewark and earthing), and
  • Gloves and test equipment must be within current test date.

Assessment approach

Learners will be assessed using a combination of the following methods:

  • Theory/Written Assessment
  • Direct Observation/Practical Assessment

Course Entry Requirements

To participate in this course, learners are required to:

  • have current certification in the required prerequisites.
  • be literate in spoken English and competent in reading, writing, and numeracy.
  • be sufficiently fit to participate.

Prior to commencement of our ‘refresher’ course, where the worker has not completed their ‘initial’ training via Thomson Bridge, a review on previous attained Units of Competency will determine what units we would issue to the worker.

Accreditation Status


Further information about your rights and obligations:

Contact Us

Call Thomson Bridge to discuss your training requirements.

Office Hours:
Monday - Friday 09:00 - 18:00 EST.

1300 15 66 85

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