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TESTING AND COMMISSIONING

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TESTING AND COMMISSIONING

Testing and commissioning is the final point in the implementation of a project and it is the realization of field tests of all equipment before energizing in accordance with the procedures, the operation of electrical devices and the commissioning of the system. and its technicians.

Transformer Tests

  • Conversion rate test
  • Winding resistance test
  • DC isolation test
  • Power factor test
  • Bushing tests
  • Magnetizing current tests
  • Frequency analysis test
  • Dielectric analysis test
  • Chemical and electrical oil tests in transformers with expansion tanks

Relay Tests

  • Overcurrent relays
  • Feeder management relays
  • Differential relays
  • Distance protection relays
  • Busbar protection relays

Cutter Tests

  • On-off time tests
  • Contact resistance tests
  • Insulation tests
  • SF6 gas tests

Grounding Tests

  • Operation and protection
  • Lightning rod tests
  • Surge arrester
  • Soil resistivity measurement
  • Touch voltage
  • Selvaz method (impedance, step voltage, touch voltage)

Busbar and Cable Tests

  • Cable insulation resistance tests
  • Cable leakage current tests
  • Busbar insulation resistance tests
  • Busbar leakage current tests

Current - Voltage Transformer Testsi

Current Transformers

  • Conversion rate test
  • Polarity check
  • saturation test
  • Winding resistance test
  • Insulation resistance test
  • Capacity and %pf

Voltage Transformers

  • Conversion rate
  • Insulation resistance
  • Capacity and %pf