Transformer Service

Transformer servicing is a preventive maintenance practice that can diagnose problems before they become major issues and can reduce the instance of catastrophic failure. Condition based monitoring and regular servicing can reduce or eliminate down time.

Power transformer maintenance, testing and repair services include:

  • Protective device testing, repair and replacement
  • HV insulation power factor and capacitance testing (Doble testing)
  • Sweep Frequency Response Analysis (Doble SFRA testing)
  • Ratio testing (TTR)
  • Winding and insulation testing
  • Insulation Resistance testing
  • Oil transformer leak detection and re-gasketing repair
  • Oil transformer radiator supply, repairs and replacements
  • Transformer Assembly
  • Oil transformer bushing supply, replacement and repairs
  • On-line and off-line tap changer overhauls and repairs
  • Factory and field witness testing
  • Supply replacement and install of oil and dry core transformers
  • Oil sampling, analysis and result interpretations

Association & Membership