FEATURES
CT excitation curve;
With USB/RS232/WIFI port;
Data storage 10000groups;
7 inch color touch TFT LCD;
Phase, ratio accuracy test;
Download word/PDF test report;
Full automatic demagnetization;
Portable IP65 structure design;
With battery function optional;
10% error curve, 5% error curve;
Testing of various types of CT/PT;
Programmable control by PC computer;
Test CT all parameter in one minute;
Auto check knee point voltage value;
Easy to operate, test error quickly;
The best light CT analyzer-only 4.5KG;
In-built altitude and temperature sensor;
Knee point voltage from 0.1 V up to 80 kV;
MAIN FUNCTIONS
| 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. Burden test |
| 8. Automatic calculation of excitation knee point value | 8. Resistance test(Winding DC resistance test) |
| 9. Burden test | |
| 10. Resistance test(Winding DC 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 | |
| 18. Visible Flashing LED when terminals are Live | |
| 19. Audible Warning Sound Error Indicator | |
| 20. Ability to Store and Generate/Print Report of Tests | |
| 21. Built-in Thermal Printer | |
PARAMETERS
| Electrical parameters | ||
|---|---|---|
| Accuracy | 0.02% or 0.05% | |
| Power supply | 85 – 265V AC , 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/50KV | |
| Accuracy | ≤0.02% or 0.05% | |
| Secondary winding DC resistance measurement | Range | 0.1-1000Ω |
| Accuracy | ≤0.02% or 0.05% | |
| Secondary actual load measurement | Range | 0.1VA-1000VA |
| Accuracy | ≤0.02%±0.1VA | |
| CT/PT phase error measurement | Accuracy | ±1min (typical) / 3 min (guaranteed) |
| Resolution | 0.1min | |
| CT ratio error measurement | Range | 1-50000 |
| Accuracy | ≤0.02% or 0.05% | |
| PT ratio error measurement | Range | 1-30000 |
| Accuracy | ≤0.02% or 0.05% | |
| Cable Length | Primary 5m; Secondary 5m; others customized | |
| Communication port | USB, RS232, WIFI | |
| PC control software | Yes, Optional | |
| Printer | Yes, Thermal printer | |
| Standards | ||
| Reference standards | GB1207-2006, GB1208-2006, GB16847-1997 IEC60044-1, IEC60044-2,6, IEC61869, 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) | ≤4.5 | |
| 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 | ≤2000m; If the altitude is greater than 2500m, the instrument needs to be customized | |
Đánh giá
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