Rapid Earth Fault Current Limiter (REFCL) is a new innovative technology deployed by the Victorian government to mitigate bushfire risk from power lines. Implementation of this new technology brings certain challenges to both the power utilites and HV customer assets.



REFCL Impact Assessment

  • Impact of REFCL on customer's HV network

  • Operational and reliability implications on your facilities

  • Determination of necessary upgrades to meet impending regulation changes

  • Protection Setting changes

  • Option Study

  • Outlining the risks, reliability and losses for each option

  • Provide budgetary costs for each option

  • Recommend a technically feasible solution for the site

HV Network Augmentation

  • Design and specification of HV upgrades required to comply with proposed regulation changes

  • Procurement, project management and commissioning services associated with the implementation of HV upgrades required to become REFCL Ready


Middleton Group has successfully provided REFCL readiness solutions for more than 30 HV sites across Victoria:

  • AKD Softwood – Colac

  • Barwon Health - Geelong

  • Bulla – Colac

  • D&R Henderson

  • Esso Australia

  • Fonterra – Dennington

  • Imerys Minerals – Pittong

  • Laminex – Ballarat

  • Melbourne Water – Olinda

  • Melbourne Water - Silvan

  • Melbourne Water – Thompson

  • Olex – Lilydale

  • Pacific Energy - Blue Rock

  • Pacific Energy – Cardinia

  • Sun Pharmaceuticals - Port Fairy

  • Uni Grain – Ballarat

  • Wonthaggi Windfarm


  • Proven experience in determining the impact of REFCL technology on HV connected customers Extensive knowledge of operational and reliability implications of the REFCL technology on industrial plants and connected generators

  • Strong industrial and infrastructure HV experience, so we understand your operational needs and can advise on how REFCL may impact your core business

  • Extensive knowledge of the Victorian power distribution network

  • Thorough understanding of the risk and issues associated with the REFCL program

  • •We can assist to quantify these impacts and implement the regulated works to ensure you are REFCL ready.


Rajendra Vaidya


+61 419 515 345

Abrar Aziz


+61 451 120 452


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