On-Line Package:
• Electrical Signature Analysis
• Rotor bar degradation
• Stator core degradation
• Eccentricity
• Interturn insulation degradation

Vibration Analysis
• Mechanical faults

Acoustic Emission Analysis
• Bearing degradation
• Lubrication problems

Infrared Thermography
• Overheated cables
• Defective heat exchanger tubes
• Bad bearings
• Improper cooling

Off-Line Package:
• Tan Delta & Capacitance Analysis
• Oil & grease in insulation
• Moisture in insulation
• Overall aging

Partial Discharge Analysis
• De-bonding of insulation
• Voids in insulation
• Loss of corona shield
• Localized defects

Motor Circuit Analysis
• Interturn shorts
• Loose connections

Surge Comparison Test
• Interturn insulation degradation