Amperis Products offers a wide range of equipment for measuring the transformer turns ratio, covering various features as the number of phases, accessories, memory, etc... It will be easy for you to find an equipment suitable for your needs.
All our ATRT and TRI-PHASE devices can perform the turns ratio test according to the method defined by ANSI / IEEE C57.12.90. The measurement range is from 0.8 to 15000 with a high precision, and it can measure the excitation current as well.
Below a summary-table comparing the features:
|ATRT 01 S2||ATRT 01B S2||ATRT 03||ATRT 03A||ATRT 03B||TRI-PHASE|
|Input power||100-240V 50/60Hz Input||√||√||√||√||√|
|85-264Vac / 110-370 Vdc / 12Vdc Inputs||√|
|Built-in 4.5-inch thermal printer||√||√||√|
|Transformer identification||67 transformer types defined by ANSI, CEI/IEC, and Australian Std.||√||√||√|
|130 transformer types defined by ANSI, CEI/IEC, and Australian Std.||√|
|Data storage||USB flash drive interface, up to 999 records||√||√||√||√|
|Internal test record storage, up to 200 records||√||√||√|
|Internal test record storage, up to 112 records||√|
|Internal test plans storage, up to 128 records||√||√||√||√|