substation erection testing commissioning
Power Transformer
- Winding resistance test
- Tan-Delta or loss of angle test
- Turns ratio test
- Magnetic balance test
- Vector group test
- SFRA test
- Magnetizing Current test
- Insulation resistance test
- Short-circuit stability test
- Mechanical protection test
- Oil test
- Earth resistance test etc.
- Hi-voltage withstand test
Bus bar
- Contact resistance test
- Insulation resistance test
- Hi-voltage test
Current Transformer
- Winding resistance test
- Tan-Delta and capacitance test
- Ratio and accuracy test
- Burden test
- Polarity test
- Primary injection test etc.
- Insulation resistance test
- Core allocation check
Protection Relay
- Relay configuration
- Relay setting
- Protection testing
Power Cables
- Insulation resistance test
- Hi-voltage test
Potential Transformer
- Ratio and accuracy test
- Polarity test
- Winding resistance test
- Tan-Delta and capacitance Test
Circuit breaker
- Operating timing test
- Operation check
- Coil Resistance measurement
- Contact resistance test
- Insulation resistance test
Disconnector switch
- Contact resistance test
- Insulation resistance test
