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DIAGNOSIS OF POWER QUALITY
Diagnosis of Power Quality
- ◎ Voltage, Current, Frequency, Phase Measurement
◎ Active, Reactive, Apparent Power Measurement
◎ Voltage, Current Unbalance Factor Measurment
◎ Harmonic Analysis
◎ Transient Voltage Analysis
◎ Voltage Sag, Swell Analysis
◎ Flicker Analysis
◎ Proposal for Best Improvement of Power Quality on the basis of Measuring Data
Measurement using Infrared Camera
- ◎ Connection Error Detection
◎ Overheat-Overload Detection
◎ Overheat Detection under Hot-Line Condition
Circuit Breaker Operation Test
- ◎ Close Time Analysis
◎ Open Time Analysis
◎ Contacts Inspection
CT Characteristic Test
- ◎ Polarity Test (Subtractive, Addictive)
◎ Turn Ratio Test
◎ Knee Point Test
Insulation Analysis
- ◎ Insulation Test for Primary, Secondary, Tertiary Winding
◎ Bushing Test
◎ Insulation Oil Test
◎ Excitation Current Test
◎ Arrester Test
