Maintenance & Inspections


HV Power offers tailor made HV and LV maintenance packages to suit the specific needs of our customers. These can be either one off visits or up to four year maintenance agreement contracts in compliance with all the relevant HSE legislation requirements including the Health & Safety at Work Act 1974 and Electricity at Work Regulations 1989.

Knowing that your High Voltage and Low Voltage equipment is in sound condition and conforms to your statutory responsibilities can be a relief that HV Power can fulfill on your behalf.

Maintenance packages include:

  • 24hr, 365 day emergency response service
  • Protection testing
  • Electrical Oil sampling and analysis
  • Substation Earth electrode testing
  • 6 monthly Inspections on Plant and Substations
  • Non Intrusive Diagnostic Testing
  • Liaison with Regional Electricity Companies
  • Intrusive Maintenance conducted to BS6626, BS171 and BS5730
  • Full written reports
  • Equipment details recorded for notification defects
  • Schematic drawings
  • Access to Senior Authorised person for operation of HV Switch gear


    Operating and maintaining high voltage systems requires specialist skills, all HV Power fitters are experienced in the maintenance and testing of most types of switchgear from 415v to 33kv, and we also have qualified engineers to test protection systems in use on high voltage private networks.

    The importance of an effective maintenance programme for your HV systems should never be underestimated. Inadequate maintenance of High and Low Voltage Plant and Equipment can lead to unplanned supply interruptions causing costly loss of production.

    Our Operation and Maintenance contracts for HV systems can be tailored to meet your legal requirements as 'Duty Holder' in accordance with The Health and Safety at Work Act 1974 and the Electricity at Work Regulations 1989.

    For a free no-obligation quotation please contact [email protected]

    From here we will take into consideration your apparatus type, age, condition and what environment and loading it is being subjected to and offer a maintenance package your Business can afford.

    © Computer Support, Barmouth.