Retrofit and onsite modifications from Anord Mardix Critical Power Services will reduce your operating costs and extend the life of your equipment. Our team offers upgrades and modifications to improve operational performance on all legacy switchgear including third party equipment and, as a vendor neutral partner, we can offer Schneider, ABB or Terasaki solutions.


All testing of legacy equipment is carried out in accordance with BS7671 and BS6423:1983, typically including:

  • Segregation and IP rating
  • Earthing
  • Insulation levels
  • Cabling terminations and sizing
  • Busbar details
  • Production of general arrangement / electrical schematic drawings
  • Survey all metering arrangements
  • Test and detail all protective devices to enable full discrimination study
  • Full project management

All our site engineers have the latest calibrated test equipment, which allows for full co-ordination to ensure our works are completed to the highest standards.


  • Flash testing
  • Ductor testing
  • Insulation testing
  • Primary Injection
  • Secondary Injection
  • MV pressure test up to 33Kv
  • G59 parallel testing
  • Check sync
  • Thermal imaging
  • Ultrasonic Testing
  • Power monitoring and analysis
  • IST assistance and support
  • Test Certificates issued on completion of projects

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