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Condition Monitoring Tests on Transformer |
Types:
Tests on Transformer Solid Insulation:- Insulation Resistance (IR)
- Polarization index (PI)
- DC Absorption
- Capacitance & Tan Delta
- Leakage Current
- Furan Analysis
Tests on Transformer Conductor and OLTC:
- DC Winding Resistance
- Ratio Test and Phase Angle Error
- Neutral Floating Point Measurement
Tests on Transformer Core:- Excitation Current (at High Voltage)
- Magnetic Current
- Magnetic Balance
- Frequency Response Analysis (FRA)
Tests on Transformer HV Bushings:
Tests on Transformer Oil : (OLTC/Top Bottom)
- Interfacial Tension (IFT)
- Neutralization Number (Acidity)
- Moisture Content/Water Content
- Flash Point
- Sludge
- Dielectric Dissipation Factor (Ten Delta)
- Resistivity (Specific Resistance)
- Dielectric Strength (Break Down Voltage)
- Kinematic Viscosity
- Pour Point
- Density
- Dissolved Gas Analysis
- Furan Analysis
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