Raytech TR-Mark III 250V

Raytech TR-Mark III 250V

Three Phase TTR


  • Test voltage measurement range of up to 250V
  • Automatic measurements of voltage, turns ratio, current, and phase displacement, with easy one-time hook up to the transformer
  • Automatic test voltage range and displays deviation from a nominal ratio
  • Tap changer interface with graphic results
  • Load on test object <0.05 VA
  • Measures power transformers, PTs and CTs
  • Automatic vector group detection
  • Internal printer and data storage of over 10,000 measurements
  • Simple to operate color LCD touch screen with back light
  • Available to rent, buy used or buy new

Product Data Sheet (PDF)

We can fulfill equipment requests up to 7 p.m. CT the day before. Fill out the form below or call us at 630.748.8900.