Comprehensive Transformer Characteristics Tester is specifically designed for relay protection professionals to test current transformer volt-ampere characteristics, ratio testing, and polarity discrimination. It can also be used for transformer polarity discrimination testing, making it a multifunctional test instrument with a high performance-to-price ratio.
This instrument adopts high-efficiency, low-consumption high-quality materials and special winding method for the voltage booster, uses microcontroller microprocessor for data acquisition, analysis, and storage. It comes with a built-in micro printer that can print test data and curves. When measuring CT ratio, it can automatically calculate the ratio value. One person can complete all testing work. This machine features light weight, easy operation, and unique performance, making it an indispensable instrument for field personnel.
Instrument Features
1. Single power supply 220AC, safer and more reliable to use (completely abandoning the dangerous 380V live wire);
2. Single unit output 2500V/1000A;
3. Can test transformers with ratios of 5A/5A—25000A/5A, 5A/1A—5000A/1A;
4. Only need to set the test voltage and current, the device can automatically and quickly complete the test, no training required, easy to master;
5. Single unit output has large capacity, full functions, high precision, and unique performance;
6. 320×240 large LCD display, full Chinese graphical interface;
7. Uses imported rotary mouse, making it faster and simpler to set test values;
8. During testing, the volt-ampere curve can be displayed directly, with clear graphics, intuitive and convenient;
9. Comes with a fast printer, supporting on-site printing of test results;
10. Comes with a large-capacity memory that can save 1000 sets of test data, which will not be lost after power failure, and can be accessed at any time;
11. USB communication interface, convenient for connecting to new laptops, can upload test data for editing, saving, or printing;
12. Integrates multiple instrument functions into one, easily achieving multi-purpose use, effectively improving work efficiency and reducing labor intensity.
13. Supports offline and online testing
Technical Specifications
1. Input voltage: AC 220V or 380V, 50HZ, automatic identification of input voltage.
2. Working environment temperature: 0~40℃.
3. Input voltage: When input AC 220V, output 0-500V.
When input AC 380V, output 0-1000.
Current: Maximum instantaneous current, 600A when measuring ratio.
When input AC 220V, output 0-400A.
When input AC 380V, output 0-600A.
15A when testing volt-ampere characteristics.
4. Digital voltmeter measurement range: 0-9999V; resolution: 0.1V.
When used as current display: 0-9.9A; resolution: 0.1mA.
5. Digital ammeter measurement range: 0~3000A; resolution: 0.01A.
6. Error: 1≤1%, U≤1%.
7. When testing CT ratio, it can automatically calculate the ratio value and print the data and calculation results.
8. When testing volt-ampere characteristics, it stores and prints 20 sets of current and voltage values and the volt-ampere characteristic curve.
9. Dimensions: length×width×height=470×340×260mm3.
10. Weight: 23Kg.
