Function and features

Single phase input, three phase testing source output, Distortion < 0.1%

Measure phase angle between HV & LV side, turns ratio & angle of “Non integral point” transformer

Single-phase and three-phase winding automatic test.

3 phase turns ratio, phase angle, error, tapping position and value can be measured at one time

Auto identify connecting group number

Testing results displayed in the form of digit and hexagon vector diagram

No external short-circuit needed for measuring transformer

Auto shift connection methods

Testing transformer without nameplate

Ratio and Ratio error in the position of each tapping switch can be gauged quickly, rating input

Two functions of turns ratio measurement and actual operating voltage ratio measurement

7 inch LCD to display testing data and vector diagram

Small size and light weight, yellow carrying case

Built-in high capacity chargeable lithium battery.