1.1Function

Measure the transformer load current, load loss, short-circuit voltage, short circuit (load) losses.  

1.2 Test Item

   RMS phase voltage

   Average value of three-phase AC voltage

   Three-phase current RMS

   Percentage of no-load loss and no-load current:

   Load loss, impedance voltage, and the percentage of short-circuit impedance:

   Any given temperature, load loss, the percentage impedance voltage and short circuit impedance;

   Voltage waveform in the percentage of each harmonic component

 Current waveform in the percentage of each harmonic component;

1.3 Technical parameters

   Current measurement range: 100mA ~ 5A, accuracy class 0.2;

   Voltage Range: 10V ~ 650V, accuracy class 0.2;

   External transformer can broaden the scope of measurement instruments;

   Frequency Range: 40 ~ 65Hz, accuracy class 0.2;

   Power Input: AC220V ± 10%