l The tester has a built-in micro printer with Chinese character printing output, allowing test results to be printed directly on site.
l Built-in protection circuit to avoid instrument damage and personnel accidents.
l Long-life touch keys for easy operation; most operations can use default settings, one-key operation throughout.
l Built-in high-energy power supply can complete all test items; during on-site testing, the instrument does not need external power supply or auxiliary equipment such as voltage regulators and current boosters.
l Unique power-saving mode ensures completion of field testing for multiple transformers of various models.
l Can test transformer capacity at non-rated tap positions.
l Stable test data with good repeatability.
l Simple wiring; only two test clips are needed to complete the test, regardless of phase sequence, any two phases can be selected.
Functional Features
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1. Accurately measure the capacity of various distribution transformers, passive measurement, convenient and accurate.
2. Measure no-load current, no-load loss, short-circuit voltage, short-circuit loss, and zero-sequence impedance of various types of transformers.
3. Automatically perform waveform distortion correction, temperature correction, voltage correction (no-load test at non-rated voltage), and current correction (short-circuit test at non-rated current). Operators only need to input the correction index based on the transformer type, and the instrument will automatically calculate the corrected results, very suitable for units that do not have conditions for short-circuit tests on slightly larger capacity transformers.
4. Allows external voltage transformers and current transformers for extended range measurement, can measure test objects of any parameters.
5. Wide voltage range: maximum measurable voltage up to 750V, accuracy guaranteed without switching gears. No damage to the instrument due to incorrect voltage gear selection.
6. Large screen, high brightness LCD display, full Chinese menu and operation prompts for friendly human-machine interaction, touch keys for easier operation, wide temperature LCD with brightness adjustment, adaptable to all seasons.
7. Users can print test data at any time using the micro printer.



