GWO High Voltage Cable Pulling

Purpose
The GWO High Voltage Cable Pulling course is designed to help wind turbine technicians, installers, and support teams gain the technical and safety skills required to assist in the controlled pulling of high-voltage cables during wind turbine installation.
You’ll learn how to prepare for HV cable pulling operations, handle cable components safely, and support the entire process from setup to post-installation inspection - reducing the risk of cable damage, personal injury, and costly delays.
This module is ideal for anyone involved in turbine erection or commissioning who needs to understand the hazards, roles, and correct methods of working with high-voltage cables in both onshore and offshore environments.
Essential Information
01
Prerequisites:
- Participants attending this training must possess underpinning knowledge, skills, abilities in mechanical work and have an awareness of safe lifting operations to support succeeding in this training. They must have completed training equivalent to GWO BTT Mechanical.
Note
Although not required as prerequisites for attending this training, workers leading HV cable pulling operations in the workplace may require in addition to this module, training equivalent to the GWO Slinger Signaller Standard and / or the GWO Crane and Hoist Standard.
Any such requirements should be determined by the employer, based on the designated duties within the HV cable pulling team.
02
Who is it for?
- Wind turbine technicians involved in cable pulling or HV installation
- Mechanical or installation workers entering high-voltage environments
- New entrants to the wind industry supporting HV cable operations
03
Assessment:
Continuous instructor-led practical assessment
Must demonstrate safe cable handling and pulling techniques to pass
04
Certification:
GWO High Voltage Cable Pulling certification
Valid for 24 months and uploaded to WINDA (Global Wind Industry Database)
Course Content
Introduction to HV Cable Pulling
Component Inspection
Preparation of Tools and Equipment
Cable Handling Techniques
Team Communication and Procedures
Post-Installation Checks

Training Scenarios
You’ll take part in simulated HV cable pulling procedures under controlled conditions:
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Setting up cable routes in turbine base simulations
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Using tools to support cable bends, tension, and entry
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Performing pre- and post-pull inspections
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Working in teams to coordinate safe execution
FAQ
How it works
Step 1
Identify the specific training modules for your desired role and decide if you want on-site training or a mix of digital and on-site (blended).Step 2
Once you've chosen the right course, register and pay online. You'll receive a confirmation email instantly.Step 3
After enrolling, you'll receive a separate email with detailed joining instructions for the training session.Step 4
Attend your scheduled training session and pass the required assessments to successfully achieve certification.Step 5
Upon successfully completing the course and passing the assessments, you'll receive your official certification from Maersk Training or the relevant accreditation body.