Design
Our design service provides specialist professional engineering and CAD drawing for the energy sector.
Examples of design work we have completed can be read in the following case studies:
Practical Experience Leads to Best Results
Client Name: Powerco
Strategy & Planning: yes
Project Delivery: no
Design: yes
Technical Services: no
As part of Powerco’s network planning function a programme of substation, transformer and protection upgrade projects were established. The programme involved the concept plans, detailed engineers estimate, business case and NPVs required to define the scope. Each site presented a unique set...
Te Rahu 33kV Switching Station
Client Name: Horizon Energy Distribution
Strategy & Planning: yes
Project Delivery: yes
Design: yes
Technical Services: yes
In order to achieve the availability and reliability thresholds set by the Commerce Commission, Horizon needed to develop subtransmission solutions and implement the best fit in order to meet their performance requirements and assure long term subtransmission flexibility.
Edison was engaged by...
Transformer Protection Design Upgrades
Client Name: Tenix
Strategy & Planning: no
Project Delivery: no
Design: yes
Technical Services: no
As part of Powerco’s protection upgrade programme, Tenix was responsible for the design and build of transformer AVR and protection upgrades across a range of substations in the Western region. The key challenge with these projects was integrating new protection equipment into the existing...

