CONDITION MONITORING & DIAGNOSTIC TESTING OF                       

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§         Tests on Stator

·    Insulation Resistance and Polarization Index Measurement at recommended test voltage.

·    Capacitance and Tan delta Measurement at 10 kV or Uo Voltage whichever is less.

·    Partial Discharge Measurement at 10 kV or Uo Voltage whichever is less.

·    DC / AC Leakage current Measurement (Hi-Pot test).

·    DC Winding Resistance Measurement at 1A /10A DC constant source.

§         Tests on Rotor

·    Insulation Resistance and Polarization Index Measurement at recommended test voltage.

·    DC Winding Resistance Measurement at 1A /10A DC constant source.

·    AC Winding Impedance Measurement.

·    RSO Test (Recurrent Surge Oscillograph test). 

§         Tests on Exciter Stator and Rotor

·    Insulation Resistance and Polarization Index Measurement at recommended test voltage.

·    DC Winding Resistance Measurement at 1A /10A DC constant source.

·    AC Winding Impedance Measurement.     

·    Checking of diodes and fuses.

§         Tests on PMG

·    Insulation Resistance and Polarization Index Measurement at recommended test voltage.

·    DC Winding Resistance Measurement at 1A /10A DC constant source.

·    AC Winding Impedance Measurement.