Customization: | Available |
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After-sales Service: | Lifetime Technical Support, Online Service |
Warranty: | 1 Year for CT PT Test Equipment |
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Test items for Current Transformer(CT) | Test items for Potential Transformer(PT) |
Turn ratio detection Ratio and angle error check Polarity test Excitation characteristic test Secondary winding resistance measurement and secondary burden measurement 5% and 10% error curve measurement Transient characteristics analysis Automatic nameplate inference Knee point voltage/current Accuracy Limit Factor (ALF) Instrument security factor (FS) Secondary time constant (Ts) Remanence coefficient (Kr) Accuracy Saturation and desaturation inductance Knee point electromotive force Limit electromotive force Area factor Iron core analysis and core hysteresis loop measurement |
Turn ratio measurement Ratio and angle error check Polarity test Excitation characteristic test Primary winding resistance test Secondary winding resistance test Secondary burden measurement |
Test standards | IEC60044-1, IEC60044-6, IEC60044-2, IEC60044-5, IEC61869,C57.13 |
Voltage output | 0.1-180V (AC) |
Current output | 0.001-5A(RMS) |
Power output | 500VA |
Max. knee voltage measurement | 60kV |
Current measurement Range | 0-10A (automatically change range in 0.1/0.4/2/10A) |
Current measurement error | <±0.1%+0.01%FS |
Voltage measurement range | 0-200V (automatically change range in 1V/10V/70V/200V) |
Voltage measurement error | < ±0.1%+0.01%FS |
Turns ratio measurement Range | 1~35000 1~2000, error<0.05% 2000~5000,error<0.1% 5000~35000,error<0.2% |
Phase measurement | error: ±2min; resolution:0.01min |
Winding resistance measurement range | 0-8kΩ (automatically change range in2ohm/20ohm/80ohm/800ohm/8kohm) error: < 0.2%RDG+0.02%FS Maximum resolution : 0.1mΩ |
Temperature measurement | -50-100 Celsius degree; error<3 Celsius degree |
CT Secondary burden range | 0-160ohm (automatically change range in 2ohm/20ohm/80ohm/160ohm) error: <0.2%RDG+0.02%FS Maximum resolution : 0.001ohm |
PT Secondary burden range | 0-80kohm (automatically change range in 800ohm/8kohm/80kohm) error: <0.2%RDG+0.02%FS Maximum resolution : 0.1ohm |
PT ratio measurement range |
1-35000, 1-10000 error<0.1%, 10000-35000 error<0.2% |
PT ratio error measurement | Typical error<0.05%, Maximum Error<0.1% |
PT phase angle measurement | maximum error < 3min |
Memory capacity | >1000 groups test results |