33kv Trifurcating Joints Course

This course is designed for existing crafts persons with experience of 33kv jointing single core joints, working towards Full High Voltage Jointing Competency on 33KV.

By the end of this course delegates will be able to:

Understand and demonstrate personal safety including the basics of on-site safety requirements, hand tools, and personal hygiene
Identify HV Polymeric Cable.
Identify HV Triplex Cable
Demonstrate sheath removal, screen stripping, insulation and earth wire preparation and ready for jointing
Demonstrate they can complete a single core straight


Candidates are required to provide the necessary materials for all cable jointing courses. We will issue a materials list for candidates. Alternatively we can provide materials for customers at an extra cost.

Course Content

Safety documents
On site risk assessments
Identification of HV cables
Types of 33kV cables
Specialist tools
Practical Work


At the end of this course delegates will be able to demonstrate:

An ability to complete 33KV Triplex straight joints using Heat shrink materials
At the end of this course delegates will understand:

Skills required to work on HV cables
Tools Required
Effects of electrical stresses in High Voltage cables


Those who will be required to make trifurcating cable joints.

Candidates must have experience of 33kv jointing of single core cables.


Candidates who are successful will be issued with a Certificate of Competence and Report to provide evidence towards competency.

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The dates for this course will be matched to your individual requirements, please contact us to arrange dates.

Need help choosing the right course? Call us on: 01782 461 506