Electrical
- Winding Insulation Resistance
- Polarization Index
- AC/DC Over-Potential
- DC Winding Resistance
- Shorted Turn Detection
- AC impedance
- AC Pole Balance
- Recurrent Surge Oscilloscope (RSO) Testing
- Flux Probe Installation and Analysis
Mechanical
- Borescope Inspection
- Terminal Stud Seal Pressure Test
- Non-Destructive Evaluation Testing (NDE)—Rotor, Body and Rings
- Collector Ring Inspection
Electrical
- Low Flux Core / Electromagnetic Core Imperfection Detection Test (EL-CID)
- DC Winding Resistance
- Insulation Resistance / Polarization Index
- Power Factor / Dissipation Factor
- DC Leakage and DC Over-Potential
- Resistance Temperature Detector (RTD) Accuracy and Insulation Resistance
- Through Bolt Insulation Resistance
- Transposition Testing
- Tube-to-Tube and Tube-to-Copper Test
- Offline Partial Discharge Monitoring
Mechanical
- Borescope Inspection
- Wedge Tightness and Deflection testing
- Coil Spacer Tightness
- Building & thru bolt breakaway torque checks
- End Winding Resonance / Bump Test
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