Current And Potential Transformer Test Set CT PT Analyzer
Electrical Current and Potentional Transformer Test Set CT PT Analyzer
Test for current transformer:
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Excitation curve and parameters test
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Turns ratio test
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Ratio and phase error test
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Polarity mark check
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Winding resistance measurement
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Secondary loop burden measurement
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Error line curve test for protection CT
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Transient CT parameters test
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CT nameplate guess
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Saturation hysteresis loop curve measurement
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Tests for Potencial Transformer:
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Turns ratio test
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Ratio error and phase angle error test
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Polarity test
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Secondary burden test
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Winding resistance test
Test for Potential Transformer
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Secondary burden test
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Winding resistance test
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Polarity test
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Turns ratio test
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Ratio error and phase angle error test
Applications of CT/ PT Analyzer:
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CT nameplate check
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CT parameters check in work burden
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CT transient parameters analysis
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CT ratio and phase error calibration
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PT routine test
Specifications:
| Item Name | Current Transformer CT and PT Potential Transformer Tester | |
| Test standards | IEC60044-1, IEC60044-6, IEC60044-2, IEC60044-5, C57.13 | |
| Power supply | AC220V±10%, 50/60Hz±10% | |
| Voltage output | 0.1~180V (AC) | |
| Current output | 0.001~5A(RMS) | |
| Power output | 500VA | |
| Max. knee voltage measurement | 45KV | |
| Current measurement |
Range | 0~10A (automatically change range in 0.1/0.4/2/10A) |
| Error | <±0.1%+0.01%FS | |
| Voltage measurement | Range | 0~200V (automatically change range in 1V/10V/70V/200V) | |
| 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% |
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| 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 |
Error | 0~80kohm (automatically change range in 800ohm/8kohm/80kohm) | |
| Maximum | <0.2%RDG+0.02%FS | ||
| resolution | 0.1ohm | ||
PT ratio measurement |
Range |
1~35000 1~10000 error<0.1% 10000~35000 error<0.2% |
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| PT ratio error measurement :Typical error<0.05%, Maximum Error<0.1% |
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| PT phase angle measurement maximum error < 3min | |||
| Make evaluation for test results according to selected standards Make word report for test result Make word reports one time for multi-group test records on the PC Calculate the ratio errors and phase angle errors at rated burden and working burden in one time test Compare excitation curves with saved excitation curves in the same window |
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| Memory capacity | >1000 groups test results | ||
| Working condition temperature | -10℃~50℃; moist ≤90% | ||
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