Electrical testing available:

  • Insulating Resistance (Megger)
  • Transformation Ratio (TTR)
  • Winding Dissipation Factor
  • Winding Resistance
  • Iron Losses
  • Copper losses
  • Applied Voltage
  • Induced Voltage
  • Sweep Frequency Responce Analysis SFRA
  • Dielectric Frequency Response DFR
  • Dew Point test
  • Ground testing.

Routine tests performed on transformers according to NTC e IEEE.

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Transformer ratio

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Megger

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Dissipation factor

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Grounding testing

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  • Kyoritsu model 4102 Earth resistance Meter
  • Caliper to measure ground resistance direct dialing AEMC

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Electric testing on-site 15/20/25 MVA 15/23KV transformer.

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Left: Dew Point Test Right: Noise meter

Infrared test

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Transformer Thermograph // Fluke Ti20 Thermographic camera