>Product>Electrical Test Equipment>CT PT Analyzer>Portable Current Transformer Tester With Pt Testing
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GF106T is mainly used for field testing of Protection class CT and PT. This current transformer tester of test items mainly include excitation characteristic, transformation ratio, polarity, degauss, ratio & phase error, 5% and 10% error curves, secondary winding resistance check, withstand test of power frequency alternating current and secondary load. Adopting LCD, self-equipped mini type printer supporting field printing; supporting to use USB flash disk to download data, with simple and convenient operation.
■ Power plant;
■ Electrical laboratory;
■ Distribution cabinet company;
■ Electricity power bureau & power company;
■ Power engineering commissioning company;
■ Current transformer and voltage transformer factory;
■ Electrical Department of industrial and mining enterprises;
■ CT excitation curve;
■ Download data by U disk;
■ Data storage 3000groups;
■ Automatic demagnetization;
■ Easy to operate, auto test error;
■ 10% error curve, 5% error curve;
■ Primary voltage output max 2500V;
■ Auto check knee point voltage value;
■ Testing of various types of protection ct;
■ Primary current injection from 0 to 1000A;
■ Adopted the principle of increasing voltage and current;
| I. Current Transformer (CT) | II. Voltage Transformer (PT) |
|---|---|
| 1. Magnetization curve | 1. Excitation characteristic test |
| 2. Transformation ratio test | 2. Transformation ratio test |
| 3. Polarity | 3. Polarity |
| 4. 5% and 10% error curve | 4. Withstand test of power frequency alternating current |
| 5. Current Injecting(Optional) | 5. Degauss |
| 6. Degauss | 6. Ratio error, phase error |
| 7. Ratio error, phase error | 7. Calculation of knee point value |
| 8. Withstand test of power frequency AC | 8. Actual secondary load test(Burden test) |
| 9. Auto calculation of excitation knee point value | 9. Resistance test |
| 10. Actual secondary load test(Burden test) | |
| 11. Resistance test | |
| Electrical parameters | ||
|---|---|---|
| Accuracy | 0.2%, 0.5% | |
| Power supply | AC 220V±10% or AC 110V±10%, 50/60Hz | |
| Excitation voltage output | 0-2500Vrms | |
| Excitation current output | 0-5Arms (20A peak-value) | |
| Large current output | 0-1000A | |
| Large current cable length | 4m, 95mm² | |
| Accuracy | ≤0.2% | |
| Frequency | 50Hz or 60Hz optional | |
| Secondary winding DC resistance measurement | Range | 0.1-300Ω |
| Accuracy | ≤0.2% | |
| Secondary actual load measurement | Range | 0.1VA-1000VA |
| Accuracy | ≤0.2% | |
| CT/PT phase error measurement | Accuracy | ±4min |
| Resolution | 0.01min | |
| CT ratio error measurement | Range | ≤25000A/5A(5000A/1A) |
| Accuracy | ≤0.2% | |
| PT ratio error measurement | Range | 1-500KV |
| Accuracy | ≤0.2% | |
| LCD display | 5.6' inch blacklight LCD | |
| Cable Length | Primary 5m; Secondary 5m; others customized | |
| Communication port | USB | |
| PC control software | Yes, Optional | |
| Printer | Yes, Thermal printer | |
| Standards | ||
| Reference standards | GB1207-2006, GB1208-2006, GB16847-1997 IEC60044-1, IEC60044-6, IEC61869-1,2,3, ANSI/IEEE C57.13 |
|
| Safety standards | GB 4793.1-2007 | |
| EMC | EMC standard 89/336/EEC FCC Subpart B of Part 15 Class A IEC 1000-4-2/3/4/6 |
|
| Mechanical parameters | ||
| Overall dimension (L x W x H) (mm) | 400 x 250 x 250 | |
| Weight (kg) | ≤22 | |
| Environmental conditions | ||
| Operating Temperature | -10°C to 50°C | |
| Storage Temperature | -40°C to 70°C | |
| Relative humidity | ≤95%，on-condensing | |
| Altitude | ≤2000m | |
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