LCD display.
Measure single phase or three phase transformer turn ratio.
Auto switch phase sequence and ranges.
Auto calculate voltage regulation ratio.
Ratio measurement & Ratio Error calculation by input standard ratio.
Group vector measurement; can auto measure single & three phase transformer group.
Polarity measurement (knee point voltage should be more than 80V.
Auto indentify Reverse connection and give indication.
Auto indentify the over current and give indication.
Built-in protection circuit to prevent reverse connection between HV and LV.
Adopt linear power supply.
Auto cut test voltage after finishing test.
Can save and browse test results.
Upload test results to PC by RS232 interface.
In-built micro printer for printing test result directly.
