Automatic Transformer Turns Ratio Tester 1. Automatically measure the wiring connection group; 2. Automatically perform group transformation; 3. Automatically switch phase sequence; 4. Automatically switch range; 5. Automatically calibrate the meter; 6. After inputting the standard turns ratio, it can automatically calculate the relative error;

Automatic Transformer Turns Ratio Tester

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1. Automatically measure the wiring connection group;

2. Automatically perform group transformation;

3. Automatically switch phase sequence;

4. Automatically switch range;

5. Automatically calibrate the meter;

6. After inputting the standard turns ratio, it can automatically calculate the relative error;

7. After one measurement is completed, the test voltage is automatically cut off;

8. Set data, measurement results are automatically saved, and previous data can be viewed;

9. For measuring on-load transformers, only input the turns ratio once.



1. Turns ratio measurement range: 1—10000

2. Group: 1—12 points

3. Accuracy: 1-1000 0.2 class

1000-10000 0.5 class

4. Power supply: AC220V ±10%, 50HZ

5. Operating ambient temperature: -5℃ ─ 40℃

6. Operating ambient humidity: ＜85%

7. Volume: 430×320×215mm3

8. Weight: 8Kg