Beijing GFUVE Instrument Transformer Manufacturer Co.,Ltd.
Beijing GFUVE Instrument Transformer Manufacturer Co.,Ltd. an exclusive current transformer, split core current transformer, current clamp & voltage transformer manufacturer.
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GF1061 portable CT PT analyzer is mainly used for field or lab testing, it can finish the measurements (M) and protection (P) class CT, PT and TYP class CT. Adopt 7 inch touch TFT LCD, self-equipped mini type printer supporting field printing; supporting to use USB flash disk to dump data. The CT PT Analyzer is the most complete and easy-to-use testing system for protection and metering CTs according to IEEE and IEC standards.
| 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. Ratio error, phase error |
| 5. Accuracy limiting factor (ALF) | 5. Degauss |
| 6. Degauss | 6. Calculation of knee point value |
| 7. Ratio error, phase error | 7. Actual secondary load test (burden test) |
| 8. Automatic calculation of excitation knee point value |
8. Resistance test |
| 9. Actual secondary load test (burden test) | |
| 10. Resistance test | |
| 11. Secondary time constant (Ts) | |
| 12. Remanence coefficient (Kr) | |
| 13. Transient dimensioning factor (Ktd) | |
| 14. Peak instantaneous error (Er) | |
| 15. Magnetizing inductance (LU) | |
| 16. Instruments security factor(FS) | |
| 17. Composite error | |
| Electrical parameters | ||
|---|---|---|
| Accuracy | 0.05% | |
| Power supply | AC 220V±10% or AC 120V±10%, 50/60Hz or Battery | |
| Output voltage | 0-100Vrms | |
| Output current | 0-5Arms (20A peak-value) | |
| Output power | 0-400 VA (1500 VApeak) | |
| Automatic frequency variation range | 0.1-60Hz | |
| Equivalent excitation voltage | ≤5000V | |
| Accuracy | ≤0.5% | |
| Secondary winding DC resistance measurement | Range | 0.1-1000Ω |
| Accuracy | ≤0.05% | |
| Secondary actual load measurement | Range | 5VA-1000VA |
| Accuracy | ≤0.5%±0.1VA | |
| CT/PT phase error measurement | Accuracy | ±1min (typical) / 3 min (guaranteed) |
| Resolution | 0.1min | |
| CT ratio error measurement | Range | 1-50000 |
| Accuracy | ≤0.05% | |
| PT ratio error measurement | Range | 1-10000 |
| Accuracy | ≤0.05% | |
| Standards | ||
| Reference standards | GB1207-2006, GB1208-2006, GB16847-1997 IEC60044-1, IEC60044-6, IEC61869-2, 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) | 280 x 250 x 160 | |
| Weight (kg) | ≤4 | |
| Environmental conditions | ||
| Relative humidity | Relative humidity 5%-95% not condensing | |
| Operating temperature | -10°C to +50°C | |
| Storage temperature | -20°C to +70°C | |
| Altitude | ≤1000m | |