CT PT Transformer Comprehensive Tester
- Wrindu
- RDHG-D
RDHG-D CT PT Transformer Comprehensive Tester is a multifunctional field test instrument specially designed for testing transformer: volt-ampere characteristics, variable ratio, polarity, error curve, angle difference ratio difference, calculation inflection point and secondary side circuit inspection.
Description
The RDHG-D Intelligent CT PT Transformer Comprehensive Tester is a versatile on-site testing device tailored for assessing transformers, including voltage-current characteristics, turns ratio, polarity, error curves, inflection point calculations, and secondary side loop checks. It simplifies operation by automatically boosting voltage/current upon setting test parameters. With rapid display of test results and seamless data upload via USB interface, it streamlines efficiency. This CT PT Transformer Comprehensive Tester Easy to use and cost-effective, it stands as a pinnacle of high-tech innovation.
Product Featurs
1. Support detection of CT and PT, stand-alone output voltage 0-2500V, current 0-1000A.
2. The CT/PT testing set meet the requirements of GB1207, GB1208 and other regulations.
3. No need to connect other auxiliary equipment, all testing items can be completed in a single machine.
4. Comes with a micro-fast printer, can directly print test results on site.
5. Using intelligent controller, simple operation.
6. Large screen LCD, graphical display interface.
7. CT / PT (excitation) inflection point value is automatically given according to regulations.
8. Automatically give 5% and 10% error curves.
9. 3000 sets of test data can be saved without loss after power off.
10. Support U disk transfer data, can be read through a standard PC, and generate a test report.
11. Small and light ≤22Kg, very conducive to on-site testing.
Specifications and Technical Parameters
CT (protection, measurement) | PT |
Volt-ampere characteristic (excitation characteristic) curve | • Volt-ampere characteristic (excitation characteristic) curve |
Automatic show up inflection point | • Automatic show up inflection point |
Automatically give 5% and 10% error curves | • Variable ratio measurement |
Variable ratio measurement | • Polarity judgment |
Differential measurement | • Differential measurement |
Phase (angle difference) measurement | • Phase (angle difference) measurement |
Polarity judgment | • AC hipot voltage test |
Primary flow test | • Secondary load test |
AC hipot voltage test | • Secondary winding test |
Secondary load test | • Core demagnetization |
Secondary winding test | |
Core demagnetization |
Project | Parameters | |
Working power supply | AC220V±10% 、50Hz | |
Facility discharge | 0～2500Vrms， 5Arms（20Apeak） | |
High current output | 0～1000A | |
Excitation accuracy | ≤0.5%（0.2%*reading+0.3%*range） | |
Secondary winding resistance measurement | Range | 0.1～300Ω |
Accuracy | ≤0.5%（0.2%*reading+0.3%*range） | |
Secondary actual load measurement | Range | 5～1000VA |
Accuracy | ≤0.5%（0.2%*reading+0.3%*range）±0.1VA | |
Phase measurement (angle difference) | Accuracy | ±4min |
Resolution | 0.1min | |
Ratio difference | Accuracy | ≤0.05% |
CT ratio measurement range | Range | ≤25000A/5A（5000A/1A） |
Accuracy | ≤0.5% | |
PT ratio measurement range | Range | 1～500KV |
Accuracy | ≤0.5% | |
Working environment | Temperature: -10 ℃ ~ 40 ℃, humidity: ≤90%, altitude: ≤1000m | |
