Our testing capabilities include:

  • Resistance
  • Ratio
  • Polarity and Phase Relation
  • No-load Losses
  • Excitation Current
  • Impedance Voltage
  • Load Losses
  • Insulation Resistance (Megger)
  • Oil Dielectric
  • Transformer Tank Pressure Test
  • Doble Power Factor
  • Radio Influence Voltage/Partial Discharge
  • High-current Injection
  • Velocity Analyzer
  • Up to 200 KV Hypot
  • Secondary Injection
  • SF6 Handling Equipment

For further information on transformer testing, Sunbelt Transformer's sales or design engineers can be contacted or reference can be made to the National Standards noted.