Transformer ratiometer TTR-400

Portable TTR for testing single phase or 3-phase transformers Transformer Turns Ratio Meter TTR-400 with 7” touch screen is designed to measure the voltage ratio and turns ratio of singe phase or three-phase distribution transformers or power transformers. Transformer Turns Ratio Meter TTR-400 is designed to measure the voltage ratio and turns ratio of singe phase or three-phase distribution transformers or power transformers in a substation or manufacturing environment according to test standard IEC 60076 and IEEE C57.12.90. The main features of Transformer Turns Ratio Meter TTR-400 are as follows: ●Measures turns ratio, voltage ratio, phase displacement ●Variable test voltage:0~160V ●Automatic winding connection identification and vector group test ●7” touch screen for easy operation ●Simplistic user interface for quick test setup ●Save the test results on-board ●Download test results via USB interface ●Print the test results via built-in printer ●Adopt three-phase precision inverter power supply for more accurate measurement ●Has high and low voltage reverse connection protection and transformer interturn short circuit protection ●Supplied in a compact and rugged case for portability