Maintenance of Transformer

 

PREDICTIVE MAINTENANCE

  • Visual check of transformer
  • Thermograph / Infrared Analysis
  • Oil sampling for testing

PREVENTIVE MAINTENANCE

  • Visual check of Transformer
  • Check and re-tightening
  • Check MV cable termination
  • Check Protection Relay
  • Check and Measurement Grounding System
  • Function test
  • Oil Treatment

OIL TRANSFORMER TEST

  • Breakdown Voltage Test
  • Dissolve Gas Analysis
  • Water Content
  • Acidity

TRANSFORMER TEST

  • TTR (Transformer Turn Ratio)
  • Insulation Resistance Measurement
  • Grounding Measurement