Testing and Commissioning Services

Testing and commissioning

TAQQAT's experienced and professional team offers Power plant, Substation Testing and Commissioning up to 380Kv services as well as maintenance of electrical power systems of different voltage levels.

The services offered include:

High Voltage Testing.
Generation equipment testing
Transformer testing :

  • HV & LV winding Insulation tests.
  • Winding ratio checks.
  • Bucholz testing.
  • Including oil processing, Oil sample and testing, electrical breakdown, acidity, water & PCB content, Dissolved gas analysis.

Cable Installations

  • 1kV and 5kV Insulation tests.
  • DC pressure tests up to 33kV.
  • VLF cable testing.

Switch-Gear

  • AC pressure testing.
  • Ductor testing.
  • CT’s – Ratio & flick tests, Mag curves.
  • VT’s – Ratio & polarity checks.
  • Functionality checks.
  • Protection testing.

Protection

  • Primary and secondary injection
  • Timing tests
  • Over current and earth fault relays
  • Directional over current and earth fault relays
  • Differential transformer protection
  • Restricted and standby earth fault relays
  • Generator loss of mains and G59 protection
  • Neutral voltage displacement
  • Transformer auto tapping relays
  • Inter tripping schemes

Earthing

  • Soil resistivity measurements
  • Final earth electrode resistance
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