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Transformer Commissioning


NNN Group PTY LTD has highly qualified, competent commissioning engineers and test technicians, capable of undertaking the complete electrical testing and commissioning of transformers and ancillary equipment such as:

   Sweep frequency Response Analysis
   Winding Resistance
   Tan Delta of Windings
   Insulation Resistance (Megger)
   Insulation Resistance of Auxiliaries
   Core Ground Resistance Measurements
   Transformer Turn Ratio
   Vector Group Verification
   Tan Delta and Capacitance Testing of Bushings
   Excitation/Magnetising Current
   380V Impedance test/Leakage Reactance
   Current Transformer Testing
   Control Equipment Overload Settings
   OTI and WTI Calibration
   Commissioning Test Reports
   First Line Maintenance Training

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