Adopted technology of ARM chip controlling output and toroidal transformer with high-capacity and equipped with LCD display meter, the Huazheng Electric HZ-109S2 Primary Current Injection Tester could simultaneously display primary current, secondary current and turn ratio. The product possesses the characteristics of nice appearance, large output capacity, small size, light weight and so on with external aluminum alloy case and PC panel. It is mainly suited for CT turn ratio and contact resistance tests of power system and other occasions needed high current test.
II. The Main Performance Index
2.1 Input Power Supply: AC：220V·50A,50Hz.
2.2 Output Current: AC：2000A·6V or 1000A·12V.
2.3 LCD Screen Digital Display: Simultaneous display of primary current and secondary current as well as the turn ratio;
The Range of Primary Current: 0~2200A, Resolution：0.1A;
The Range of Secondary Current: 0～6A; Resolution：0.001A.
2.4 Precision: TRUE RMS ±0.5%.
2.5 Usage Environment: Temperature -10~40℃,
Relative humidity: <80%.
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