Mullumbimby Direct Link Project

Mullumbimby Direct Link Project
Bungalora, NSW
Project dates
January 2015 - December 2015
Transmission & DistributionNetwork ServicesTesting & CommissioningAsset Replacement
Mullumbimby Direct Link Project


Installation of civil & electrical works to support the DirectLink Project - a 180 megawatt connection between the NSW and Queensland wholesale electricity markets. Scope included installation of specialist HV equipment including convertor reactor, DC smoothing reactor, wall bushings, capacitors, filter reactors, filter resistors, bus arrestors, AC & DC disconnectors, voltage transformers, current transformers and voltage dividers.

Disciplines Employed

  • Design & Procurement
  • Supply
  • Installation
  • Testing & Commissioning

Scope of Works

  • Installation of control cubicles, control cabling, fibre optic cabling & power cables
  • Connection of all strain bus work and lightning protection in the entire yard.
  • Installation and grounding of all cable trays, accessories and conduits indoors and outdoors 
  • Installation of lighting equipment, internal and external


This project was integral to development of the Directlink interconnector - a 59 km, 180 MW High Voltage Direct Current (HVDC) interconnect running between Mullumbimby and Bungalora in NSW.

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