Contact HV Logistics

High Voltage Installations and services

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In conjunction with our industry partners, engineers and highly trained staff, Contact High Voltage Logistics is able to provide a complete turnkey HV solution. Whether its reticulation of sub-divisions, installation of distribution transformers or service & maintenance of plant and equipment, Contact Electrical can deliver these services in a professional and timely manner.


Contact High Voltage Logistics offer the following services in the High Voltage works area:

  • Installation of transformers – pad mount or building type.
  • Installation of high voltage cables
  • Installation of high voltage circuit breakers and switching stations – including ABB, Schneider equipment.  
  • High Voltage cable jointing
  • Repair / replacement of high voltage equipment
  • Upgrading of high voltage installations
  • Perform audits to Australian Standard 2067 (Substation and high voltage Installations)on existing high voltage installations)
  • High voltage testing on transformers / cables/ switchgear – VLF (Very Low Frequency) testing, Insulation Resistance testing to 10 kV and oil sampling testing.  
  • Installation of earth mats
  • Provide testing capabilities on earth mats – step and touch voltages (ensuring safe working areas surrounding HV transformers) and soil resistivity testing
  • Maintenance of high current LV circuit breakers and retro fitting of high current LV circuit breakers

 High Voltage Maintenance Services

Completing the total HV package for our customers we offer and recommend custom scheduled maintenance plans for your HV assets.  If you don’t have or are not sure if you require periodic maintenance of you High Voltage (HV) assets please contact us and we can advise you free of charge what your legislative requirements are for you particular case.  The regular servicing of HV equipment dramatically reduces high voltage faults that can occur on switch equipment and transformers.  Some of the maintenance procedures we recommend are:

  • Cleaning of HV switchgear
  • Cleaning of HV insulators, which is best done with our ice blasting equipment
  • Thermal Imaging of connection points to ensure no hot spots are present.
  • Wooden power pole testing and certification
  • Soil resistivity , earth mat testing and installation
  • Transformer oil sampling and testing and replacement. 
  • Switchyard vegetation management
  • Asset auditing and inspections

Power Services

High Voltage Logistics also offer low voltage power service work as well.  This covers distribution and installation of 415 & 240 volt cables from high voltage equipment such as pad mounted transformers.  Other services also include:

  • Installation of LV (Low voltage) Boards
  • Installation of LV cables to LV Boards and main switchboards
  • LV cable jointing
  • Installation of turrets / cabinets including new sub division works
  • Repairs or extension to existing earth mats