Commissioning of measurement transformers

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high-voltage-measurements-transformersVOLTAGE TRANSFORMERS

  • Ratio
  • Burden
  • Voltage Withstand Test
  • Polarity Check
  • Insulation resistance
  • Capacitance and power factor (tgδ)

CURRENT TRANSFORMERS

  • Ratio
  • Burden
  • Excitation ( Knee point )
  • Winding Resistance
  • Voltage Withstand Test
  • Polarity Check
  • Ratio for Rogowski transformers
  • Insulation resistance
  • Capacitance and power factor (tgδ)