We work collaboratively with you to design practical solutions that work

Design Design


For better design solutions and minimal operational disruption, work with Edison – a trusted partner to New Zealand’s energy sector. Powered by innovation and practical experience, you will enjoy clever design and more efficiently run projects. Our core design team brings decades of on-site expertise to CAD draughting and drawing management, and overhead line and substation design, to ensure design outcomes that work in the real world.

Substation Design

Substation design, construction and maintenance is a highly detailed process requiring timely, accurate and practical design. Your project will run smoothly, led by engineers who are influenced by field experience, prioritise collaboration, and are committed to early stakeholder engagement.

  • Primary
  • Secondary
  • Protection and Automation
  • Auxiliary services
  • Civil and structural

We have successfully designed:

  • Transformer replacement upgrades
  • Indoor 11 kV and 33 kV switchboards
  • Outdoor 11 kV and 33 kV bus upgrades
  • Protection upgrades
  • Switchroom buildings
  • New substations
  • Circuit breaker replacements
  • Power cable upgrades

Edison is a proud member of Transpower’s Advisory Panel for Substation and Protection and Automation design services.

Overhead Line Design

For the best overhead line design, construction and maintenance, talk to our design team. Engaging stakeholders, working collaboratively, and drawing on field experience ensures our overhead line designs are effective, practical and safe. By knowing what field staff need, we offer you effective construction support.

Our line design services involve:

  • Critical assessment of overhead lines
  • Tailored replacement design
  • Accurate and timely line design

Our industry experience includes:

  • 11 kV, 33 kV, 66 kV and 110 kV pole line designs
  • Use of leading software packages including PLS-CADD, Poles n Wires, Catan or PowerLine Pro

CAD Draughting and Drawing Management

Proficient technical drawings are essential to the daily operation of New Zealand’s energy sector. Companies across the country turn to Edison for comprehensive CAD draughting and drawing maintenance, because we offer:

  • High quality, detailed drawings, which are diligently updated and maintained as infrastructure changes
  • Cutting-edge resources and solid practices
  • An experienced 3D modelling team committed to keeping the energy sector running efficiently and safely