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·Introduction:

Light high-voltage test transformer series are testing the insulating ability of various high-voltage electric equipments, electrial units and insulating materials in the enviroment of power-frequency or DC high voltage.

·Technical parameter:

Power supply: 380V±10%  biphase 50HZ;

            220V±10%  single-phase 50HZ;

Rated capacity: 2~500KVA;

Single rated output voltage: (AC) 50, 100, 150, 200, 300KV;

                       (DC) 70, 140, 210 KV;

Transformation ratio: 500/1, 1000/1, 1500/1, 2000/1, 3000/1;

Transformation ratio error: ≤1%;

Inpedance voltage: ≤12%;

Evironment condition: Temperature: -5℃～40℃;

Humidity: ≤90%RH;

Altitude: ≤1000m;

Partial discharge of PD-free test transformer: ＜3PC.