Services when safety and uptime are critical.

You will find us passionate about our services for High, Medium and Low voltage, critical infrastructure

Our team of multi-disciplined specialists understand the critical nature of electrical assets and can be trusted to switch and maintain your infrastructure. From batteries, solar and wind farms, transmission assets and switch rooms, our specialised teams are equipped to handle your service requirements.

We provide switching, testing and maintenance services to asset owners and operators.

We support power generation, renewables, electricity transmission & distribution providers and customers in the commercial and industrial sectors.

Switching of critical HV and MV electrical equipment.

  • Nationally accredited for switching in all states (subject to client approval)
  • Providing HV Switching support to:-
    • Electrical Supply Industry (ESI) (Transmission and Distribution)
    • Utilities
    • Renewables
    • Public or private apparatus and systems
  • Operating authority (HVOA), Switching operator or Recipient in Charge
  • Preparation and checking of switching sheets

HV, MV and LV Testing

  • Primary plant services
    • Circuit breakers (including timing tests)
    • Current transformers
    • Voltage transformers
    • Transformers
    • Disconnectors
    • Earthing switches
    • Insulation quality assessment (Tan Delta testing)
    • Primary current injection testing (Up to 800A AC)
    • Sweep frequency response analysis tests
  • Secondary systems
    • Protection schemes using Teleprotection
    • SCADA and RTU (Bay Controller) systems
    • Condition monitoring equipment
    • Wiring systems including insulation resistance testing and point to point checks
    • AC and DC supply systems including backup power supplies.
  • Protection relay testing using Omicron 3 phase test injection set
    • Distance protection
    • Differential protection
    • Overcurrent protection
    • Earth fault (residual) protection
    • Generator protection
    • Motor protection
    • Trip logic testing

Maintenance of critical HV, MV and LV electrical equipment.

Our maintenance capabilities and solutions include:

    • Renewables Balance of Plant maintenance
    • 24-7 emergency breakdown response
    • Specialist testing services
    • MV cable jointing and termination
    • Transformer maintenance
    • Installation and repairs
    • Thermographic Inspections
    • RCD testing

These capabilities are provided as individual services or on a term contract

Switchboard upgrades

Our Services include

    • LV switchboard module and tier upgrades or additions (Moducell and Okken)
    • MV switchboard replacements or extensions
    • LV switchboard arc flash assessments for increased operator safety

Safety is a core value, and we take pride in our systems, behaviours and reputation.
Environment impact awareness is embedded in the roles of our team members.

  • An ISO certified Integrated Management System (safety, quality & environment) including policies, manuals, procedures and records
  • Regular health and safety training for our teams
  • Mandatory task hazard identification and safe work method development prior to undertaking any work on client sites
  • Participation in task environmental impact analysis and mitigating work methods prior to undertaking any work on client sites.

Contact


About our Services and Turn-Key Solutions

Business Enquiries T: +61 8 8169 1000 E: enquiries@mayfieldindustries.com.au

South Australia Office 3 Gidgie Court, Edinburgh, SA. 5111
T: +61 8 8169 1000

Western Australia Office 12 Possner Way, Henderson, WA. 6166
T: +61 8 8169 1080

Queensland Office Suite 11A, Portal East. 2994, Logan Road, Underwood QLD. 4119
T: +61 7 3036 2740